Chaffey High High School

Basic InfoStudents and TeachersTest PerformanceSchool District

1245 North Euclid Ave

Ontario CA, 91762, San Bernardino County

Phone: 909-988-5560

Ranking:

(845 out of 1,403, bottom 40%)*

Type: Regular High School

Status: Currently Operational

Grade: Grade 9 to Grade 12

School District: Chaffey Joint Union High School District

Title I Eligible School: Yes School-Wide Title I: NA

Magnet: NA

Charter: NA

Shared-Time School: NA

Students and Teachers

	2013-2014		2012-2013		2011-2012		2010-2011		2009-2010		2008-2009		2007-2008
	Amount	%	Amount	%	Amount	%	Amount	%	Amount	%	Amount	%	Amount	%
Total Teachers:	138		140		139		NA	NA	142		142		157
Total Students:	3,596		3,571		3,601		3,720		3,645		3,397		3,264
Grade 9:	924	25.7%	933	26.1%	839	23.3%	923	24.8%	1,002	27.5%	987	29.1%	885	27.1%
Grade 10:	940	26.1%	832	23.3%	910	25.3%	981	26.4%	958	26.3%	881	25.9%	902	27.6%
Grade 11:	825	22.9%	893	25.0%	914	25.4%	949	25.5%	854	23.4%	849	25.0%	743	22.8%
Grade 12:	907	25.2%	913	25.6%	938	26.0%	866	23.3%	831	22.8%	680	20.0%	734	22.5%
Ungraded:	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Student By Gender:
Male:	1,839	51.1%	1,844	51.6%	1,786	49.6%	1,857	49.9%	1,820	49.9%	1,729	50.9%	1,643	50.3%
Female:	1,757	48.9%	1,727	48.4%	1,815	50.4%	1,863	50.1%	1,825	50.1%	1,668	49.1%	1,617	49.5%
Student By Races:
American Indian/Alaska Native:	11	0.3%	6	0.2%	7	0.2%	9	0.2%	16	0.4%	8	0.2%	13	0.4%
Asian:	49	1.4%	59	1.7%	63	1.7%	72	1.9%	67	1.8%	58	1.7%	71	2.2%
Hispanic:	3,149	87.6%	3,090	86.5%	3,121	86.7%	3,181	85.5%	3,064	84.1%	2,773	81.6%	2,690	82.4%
Black:	95	2.6%	94	2.6%	99	2.7%	104	2.8%	120	3.3%	122	3.6%	120	3.7%
White:	215	6.0%	244	6.8%	280	7.8%	311	8.4%	340	9.3%	346	10.2%	370	11.3%
Hawaiian Native/Pacific Islander:	13	0.4%	18	0.5%	21	0.6%	24	0.6%	24	0.7%	16	0.5%	NA	NA
Two or More Races:	64	1.8%	60	1.7%	10	0.3%	19	0.5%	14	0.4%	74	2.2%	NA	NA
Lunch Program:
Free Lunch Program Eligible:	2,539	70.6%	2,443	68.4%	NA	NA	2,349	63.1%	1,879	51.6%	1,445	42.5%	916	28.1%
Reduced-Price Lunch Program Eligible:	358	10.0%	331	9.3%	NA	NA	213	5.7%	301	8.3%	344	10.1%	200	6.1%
Student-Teacher Ratio:	26.02		25.58		25.89		NA	NA	25.60		21.10		20.80

Test Performance

Year	Test	Grade	Measurement	Score	School District	State Average
CAHSEE
2005	English Language Arts	10th Grade	% met std	68%	76%	N/A
2006	English Language Arts	10th Grade	% met std	68%	75%	N/A
2007	English Language Arts	10th Grade	% met std	69%	78%	N/A
2008	English Language Arts	10th Grade	% met std	73%	80%	N/A
2009	English Language Arts	10th Grade	% met std	72.0%	80.0%	N/A
2010	English Language Arts	10th Grade	% met std	75.0%	81.0%	N/A
2011	English Language Arts	10th Grade	% met std	76.0%	84.0%	N/A
2012	English Language Arts	10th Grade	% met std	79.0%	85.0%	N/A
2013	English Language Arts	10th Grade	% met std	76.0%	86.0%	N/A
2005	Math	10th Grade	% met std	65%	75%	N/A
2006	Math	10th Grade	% met std	69%	76%	N/A
2007	Math	10th Grade	% met std	65%	75%	N/A
2008	Math	10th Grade	% met std	73%	79%	N/A
2009	Math	10th Grade	% met std	76.0%	81.0%	N/A
2010	Math	10th Grade	% met std	78.0%	82.0%	N/A
2011	Math	10th Grade	% met std	75.0%	83.0%	N/A
2012	Math	10th Grade	% met std	76.0%	85.0%	N/A
2013	Math	10th Grade	% met std	79.0%	86.0%	N/A
2009	English Language Arts	11th Grade	% met std	30.0%	36.0%	N/A
2009	Math	11th Grade	% met std	27.0%	34.0%	N/A
2009	English Language Arts	12th Grade	% met std	21.0%	30.0%	N/A
2009	Math	12th Grade	% met std	34.0%	33.0%	N/A
2009	English Language Arts	All grades (HS)	% met std	54.0%	64.0%	N/A
2009	Math	All grades (HS)	% met std	58.0%	65.0%	N/A
STAR
2004	Algebra I	10th Grade	Mean Scaled Score	285.6	287.3	N/A
2005	Algebra I	10th Grade	Mean Scaled Score	297.9	292.5	N/A
2006	Algebra I	10th Grade	Mean Scaled Score	292.4	287.6	N/A
2007	Algebra I	10th Grade	Mean Scaled Score	292	291.9	N/A
2008	Algebra I	10th Grade	Mean Scaled Score	307.6	296.9	N/A
2009	Algebra I	10th Grade	Mean Scaled Score	315	298.5	N/A
2010	Algebra I	10th Grade	Mean Scaled Score	302.5	294.4	N/A
2011	Algebra I	10th Grade	Mean Scaled Score	309.8	303.9	N/A
2012	Algebra I	10th Grade	Mean Scaled Score	296.3	296.3	N/A
2013	Algebra I	10th Grade	Mean Scaled Score	298.9	292.8	N/A
2004	Algebra II	10th Grade	Mean Scaled Score	320.7	339.2	N/A
2005	Algebra II	10th Grade	Mean Scaled Score	313.6	346.5	N/A
2006	Algebra II	10th Grade	Mean Scaled Score	339.1	349.9	N/A
2007	Algebra II	10th Grade	Mean Scaled Score	343.3	351.2	N/A
2008	Algebra II	10th Grade	Mean Scaled Score	336.8	367.4	N/A
2009	Algebra II	10th Grade	Mean Scaled Score	344.5	370.1	N/A
2010	Algebra II	10th Grade	Mean Scaled Score	359.8	372	N/A
2011	Algebra II	10th Grade	Mean Scaled Score	379.8	383	N/A
2012	Algebra II	10th Grade	Mean Scaled Score	378.5	385.1	N/A
2013	Algebra II	10th Grade	Mean Scaled Score	361.7	375.2	N/A
2004	Biology/Life Sciences	10th Grade	Mean Scaled Score	308.6	320.5	N/A
2005	Biology/Life Sciences	10th Grade	Mean Scaled Score	302.3	320.4	N/A
2006	Biology/Life Sciences	10th Grade	Mean Scaled Score	316	325.9	N/A
2007	Biology/Life Sciences	10th Grade	Mean Scaled Score	316.4	328.2	N/A
2008	Biology/Life Sciences	10th Grade	Mean Scaled Score	324.5	333.5	N/A
2009	Biology/Life Sciences	10th Grade	Mean Scaled Score	320.5	332.8	N/A
2010	Biology/Life Sciences	10th Grade	Mean Scaled Score	328.3	338	N/A
2011	Biology/Life Sciences	10th Grade	Mean Scaled Score	326	343.5	N/A
2012	Biology/Life Sciences	10th Grade	Mean Scaled Score	324	342.6	N/A
2013	Biology/Life Sciences	10th Grade	Mean Scaled Score	323.0	336.4	N/A
2009	Chemistry	10th Grade	Mean Scaled Score	356.5	360.9	N/A
2010	Chemistry	10th Grade	Mean Scaled Score	351.9	360.9	N/A
2011	Chemistry	10th Grade	Mean Scaled Score	364.7	364.2	N/A
2012	Chemistry	10th Grade	Mean Scaled Score	362.4	368.2	N/A
2013	Chemistry	10th Grade	Mean Scaled Score	352.1	356.9	N/A
2005	Earth Science	10th Grade	Mean Scaled Score	303.1	314.2	N/A
2006	Earth Science	10th Grade	Mean Scaled Score	304.5	306.6	N/A
2007	Earth Science	10th Grade	Mean Scaled Score	308	316.2	N/A
2009	Earth Science	10th Grade	Mean Scaled Score	334.4	328.7	N/A
2010	Earth Science	10th Grade	Mean Scaled Score	318	325.9	N/A
2012	Earth Science	10th Grade	Mean Scaled Score	302.3	317.2	N/A
2013	Earth Science	10th Grade	Mean Scaled Score	344.8	344.3	N/A
2004	English Language Arts Standards	10th Grade	Mean Scaled Score	309.2	325.8	N/A
2005	English Language Arts Standards	10th Grade	Mean Scaled Score	309.5	325.2	N/A
2006	English Language Arts Standards	10th Grade	Mean Scaled Score	311.2	326.5	N/A
2007	English Language Arts Standards	10th Grade	Mean Scaled Score	314.5	330.9	N/A
2008	English Language Arts Standards	10th Grade	Mean Scaled Score	319	337.7	N/A
2009	English Language Arts Standards	10th Grade	Mean Scaled Score	327.3	339.3	N/A
2010	English Language Arts Standards	10th Grade	Mean Scaled Score	329	342.2	N/A
2011	English Language Arts Standards	10th Grade	Mean Scaled Score	329.8	346.5	N/A
2012	English Language Arts Standards	10th Grade	Mean Scaled Score	333.7	346.7	N/A
2013	English Language Arts Standards	10th Grade	Mean Scaled Score	338.7	351.1	N/A
2004	Geometry	10th Grade	Mean Scaled Score	315.8	310.7	N/A
2005	Geometry	10th Grade	Mean Scaled Score	330.7	311.7	N/A
2006	Geometry	10th Grade	Mean Scaled Score	320.3	313.8	N/A
2007	Geometry	10th Grade	Mean Scaled Score	325.6	310.6	N/A
2008	Geometry	10th Grade	Mean Scaled Score	314.7	305.6	N/A
2009	Geometry	10th Grade	Mean Scaled Score	324.6	305.1	N/A
2010	Geometry	10th Grade	Mean Scaled Score	317.2	309.5	N/A
2011	Geometry	10th Grade	Mean Scaled Score	327.8	321.6	N/A
2012	Geometry	10th Grade	Mean Scaled Score	311.2	312.6	N/A
2013	Geometry	10th Grade	Mean Scaled Score	304.4	311.2	N/A
2006	Science	10th Grade	Mean Scaled Score	319.8	333	N/A
2007	Science	10th Grade	Mean Scaled Score	321.4	334.2	N/A
2008	Science	10th Grade	Mean Scaled Score	330	342.9	N/A
2009	Science	10th Grade	Mean Scaled Score	335.5	349.1	N/A
2010	Science	10th Grade	Mean Scaled Score	340.7	352.4	N/A
2011	Science	10th Grade	Mean Scaled Score	338.6	357.5	N/A
2012	Science	10th Grade	Mean Scaled Score	340.4	357.2	N/A
2013	Science	10th Grade	Mean Scaled Score	346.3	360.6	N/A
2012	Summative High School Mathematics	10th Grade	Mean Scaled Score	378.6	405.4	N/A
2004	World History	10th Grade	Mean Scaled Score	316.9	321.3	N/A
2005	World History	10th Grade	Mean Scaled Score	311.9	324.8	N/A
2006	World History	10th Grade	Mean Scaled Score	310	325.7	N/A
2007	World History	10th Grade	Mean Scaled Score	317	331.6	N/A
2008	World History	10th Grade	Mean Scaled Score	316.4	338	N/A
2009	World History	10th Grade	Mean Scaled Score	315.8	339.8	N/A
2010	World History	10th Grade	Mean Scaled Score	328.8	347.4	N/A
2011	World History	10th Grade	Mean Scaled Score	325.4	351.5	N/A
2012	World History	10th Grade	Mean Scaled Score	348.7	357.7	N/A
2013	World History	10th Grade	Mean Scaled Score	344.2	359.7	N/A
2004	Algebra I	11th Grade	Mean Scaled Score	286.6	281.3	N/A
2005	Algebra I	11th Grade	Mean Scaled Score	292.1	284.3	N/A
2006	Algebra I	11th Grade	Mean Scaled Score	290	279.1	N/A
2007	Algebra I	11th Grade	Mean Scaled Score	293.8	284.4	N/A
2008	Algebra I	11th Grade	Mean Scaled Score	294	286.1	N/A
2009	Algebra I	11th Grade	Mean Scaled Score	304	286.9	N/A
2010	Algebra I	11th Grade	Mean Scaled Score	293.4	281.8	N/A
2011	Algebra I	11th Grade	Mean Scaled Score	298.4	286.8	N/A
2012	Algebra I	11th Grade	Mean Scaled Score	296.7	288.4	N/A
2013	Algebra I	11th Grade	Mean Scaled Score	283.5	282.2	N/A
2004	Algebra II	11th Grade	Mean Scaled Score	300.1	294.7	N/A
2005	Algebra II	11th Grade	Mean Scaled Score	288.3	300.2	N/A
2006	Algebra II	11th Grade	Mean Scaled Score	298.9	296	N/A
2007	Algebra II	11th Grade	Mean Scaled Score	299.4	305.5	N/A
2008	Algebra II	11th Grade	Mean Scaled Score	301.4	306.1	N/A
2009	Algebra II	11th Grade	Mean Scaled Score	302	307.6	N/A
2010	Algebra II	11th Grade	Mean Scaled Score	316	309.6	N/A
2011	Algebra II	11th Grade	Mean Scaled Score	324.6	317.6	N/A
2012	Algebra II	11th Grade	Mean Scaled Score	336	325.5	N/A
2013	Algebra II	11th Grade	Mean Scaled Score	332.3	317.8	N/A
2004	Biology/Life Sciences	11th Grade	Mean Scaled Score	279.7	328	N/A
2005	Biology/Life Sciences	11th Grade	Mean Scaled Score	292.9	325	N/A
2006	Biology/Life Sciences	11th Grade	Mean Scaled Score	290.3	313.8	N/A
2007	Biology/Life Sciences	11th Grade	Mean Scaled Score	314.8	341.9	N/A
2008	Biology/Life Sciences	11th Grade	Mean Scaled Score	286.6	336	N/A
2009	Biology/Life Sciences	11th Grade	Mean Scaled Score	299.8	353	N/A
2012	Biology/Life Sciences	11th Grade	Mean Scaled Score	301.9	379.1	N/A
2013	Biology/Life Sciences	11th Grade	Mean Scaled Score	314.5	365.4	N/A
2004	Chemistry	11th Grade	Mean Scaled Score	325.7	322.1	N/A
2005	Chemistry	11th Grade	Mean Scaled Score	324.2	324.5	N/A
2006	Chemistry	11th Grade	Mean Scaled Score	324.6	325.7	N/A
2007	Chemistry	11th Grade	Mean Scaled Score	323.5	326.5	N/A
2008	Chemistry	11th Grade	Mean Scaled Score	326.8	330.6	N/A
2009	Chemistry	11th Grade	Mean Scaled Score	325.7	334.2	N/A
2010	Chemistry	11th Grade	Mean Scaled Score	326.8	334.4	N/A
2011	Chemistry	11th Grade	Mean Scaled Score	326.6	339.5	N/A
2012	Chemistry	11th Grade	Mean Scaled Score	332.3	342.4	N/A
2013	Chemistry	11th Grade	Mean Scaled Score	337.2	340.0	N/A
2005	Earth Science	11th Grade	Mean Scaled Score	305.3	320	N/A
2006	Earth Science	11th Grade	Mean Scaled Score	300.6	316.1	N/A
2007	Earth Science	11th Grade	Mean Scaled Score	315.8	325.2	N/A
2008	Earth Science	11th Grade	Mean Scaled Score	346.6	338.3	N/A
2009	Earth Science	11th Grade	Mean Scaled Score	330.5	338.1	N/A
2010	Earth Science	11th Grade	Mean Scaled Score	352.6	343.4	N/A
2011	Earth Science	11th Grade	Mean Scaled Score	352.1	348.5	N/A
2013	Earth Science	11th Grade	Mean Scaled Score	341.4	351.2	N/A
2004	English Language Arts Standards	11th Grade	Mean Scaled Score	310.9	317.3	N/A
2005	English Language Arts Standards	11th Grade	Mean Scaled Score	305.8	320.1	N/A
2006	English Language Arts Standards	11th Grade	Mean Scaled Score	304.6	323.3	N/A
2007	English Language Arts Standards	11th Grade	Mean Scaled Score	313.3	324.2	N/A
2008	English Language Arts Standards	11th Grade	Mean Scaled Score	314.2	325.8	N/A
2009	English Language Arts Standards	11th Grade	Mean Scaled Score	320.8	333.9	N/A
2010	English Language Arts Standards	11th Grade	Mean Scaled Score	323.9	336.1	N/A
2011	English Language Arts Standards	11th Grade	Mean Scaled Score	329.9	340.1	N/A
2012	English Language Arts Standards	11th Grade	Mean Scaled Score	337.3	342.6	N/A
2013	English Language Arts Standards	11th Grade	Mean Scaled Score	333.2	340.7	N/A
2004	Geometry	11th Grade	Mean Scaled Score	315.7	288.8	N/A
2005	Geometry	11th Grade	Mean Scaled Score	305.7	282.3	N/A
2006	Geometry	11th Grade	Mean Scaled Score	292.5	282.8	N/A
2007	Geometry	11th Grade	Mean Scaled Score	293.1	284.2	N/A
2008	Geometry	11th Grade	Mean Scaled Score	291.5	283.7	N/A
2009	Geometry	11th Grade	Mean Scaled Score	302.9	283.8	N/A
2010	Geometry	11th Grade	Mean Scaled Score	294.9	284	N/A
2011	Geometry	11th Grade	Mean Scaled Score	294.7	285.1	N/A
2012	Geometry	11th Grade	Mean Scaled Score	290.2	284.3	N/A
2013	Geometry	11th Grade	Mean Scaled Score	281.4	283.4	N/A
2010	Physics	11th Grade	Mean Scaled Score	361.3	358.1	N/A
2011	Physics	11th Grade	Mean Scaled Score	368.2	360.7	N/A
2012	Physics	11th Grade	Mean Scaled Score	389	361.4	N/A
2013	Physics	11th Grade	Mean Scaled Score	401.8	366.4	N/A
2004	Summative High School Mathematics	11th Grade	Mean Scaled Score	345.3	339.9	N/A
2005	Summative High School Mathematics	11th Grade	Mean Scaled Score	336.3	345	N/A
2006	Summative High School Mathematics	11th Grade	Mean Scaled Score	338.2	345.1	N/A
2007	Summative High School Mathematics	11th Grade	Mean Scaled Score	347.2	350.4	N/A
2008	Summative High School Mathematics	11th Grade	Mean Scaled Score	349.1	346.9	N/A
2009	Summative High School Mathematics	11th Grade	Mean Scaled Score	358.8	362.5	N/A
2010	Summative High School Mathematics	11th Grade	Mean Scaled Score	365.4	365.1	N/A
2011	Summative High School Mathematics	11th Grade	Mean Scaled Score	354.6	363.6	N/A
2012	Summative High School Mathematics	11th Grade	Mean Scaled Score	376.8	373.5	N/A
2013	Summative High School Mathematics	11th Grade	Mean Scaled Score	374.4	366.0	N/A
2004	U.S. History	11th Grade	Mean Scaled Score	326.7	327.4	N/A
2005	U.S. History	11th Grade	Mean Scaled Score	320.2	332.9	N/A
2006	U.S. History	11th Grade	Mean Scaled Score	320.8	336.5	N/A
2007	U.S. History	11th Grade	Mean Scaled Score	328.8	336.5	N/A
2008	U.S. History	11th Grade	Mean Scaled Score	330	338.1	N/A
2009	U.S. History	11th Grade	Mean Scaled Score	335.6	347.2	N/A
2010	U.S. History	11th Grade	Mean Scaled Score	337.4	349.9	N/A
2011	U.S. History	11th Grade	Mean Scaled Score	341.6	346.1	N/A
2012	U.S. History	11th Grade	Mean Scaled Score	344.3	352.5	N/A
2013	U.S. History	11th Grade	Mean Scaled Score	345.1	353.8	N/A
2007	World History	11th Grade	Mean Scaled Score	262.6	234.4	N/A
2008	World History	11th Grade	Mean Scaled Score	220.6	210.5	N/A
2009	World History	11th Grade	Mean Scaled Score	174.6	215.6	N/A
2013	World History	11th Grade	Mean Scaled Score	323.7	246.5	N/A
2004	Algebra I	9th Grade	Mean Scaled Score	288.3	293.6	N/A
2005	Algebra I	9th Grade	Mean Scaled Score	301.8	306.1	N/A
2006	Algebra I	9th Grade	Mean Scaled Score	299.2	303.7	N/A
2007	Algebra I	9th Grade	Mean Scaled Score	293.3	304	N/A
2008	Algebra I	9th Grade	Mean Scaled Score	297.6	307.8	N/A
2009	Algebra I	9th Grade	Mean Scaled Score	310.7	314.7	N/A
2010	Algebra I	9th Grade	Mean Scaled Score	307.9	318.4	N/A
2011	Algebra I	9th Grade	Mean Scaled Score	313.6	327.4	N/A
2012	Algebra I	9th Grade	Mean Scaled Score	309.1	326	N/A
2013	Algebra I	9th Grade	Mean Scaled Score	329.5	329.9	N/A
2004	Algebra II	9th Grade	Mean Scaled Score	326.5	330.5	N/A
2011	Algebra II	9th Grade	Mean Scaled Score	403.2	397.1	N/A
2008	Biology/Life Sciences	9th Grade	Mean Scaled Score	395.5	384.3	N/A
2009	Biology/Life Sciences	9th Grade	Mean Scaled Score	392.7	385.3	N/A
2010	Biology/Life Sciences	9th Grade	Mean Scaled Score	414.7	388.4	N/A
2011	Biology/Life Sciences	9th Grade	Mean Scaled Score	401.9	392.6	N/A
2012	Biology/Life Sciences	9th Grade	Mean Scaled Score	377.6	386	N/A
2013	Biology/Life Sciences	9th Grade	Mean Scaled Score	331.2	349.8	N/A
2004	Earth Science	9th Grade	Mean Scaled Score	306	318.7	N/A
2005	Earth Science	9th Grade	Mean Scaled Score	317.1	323.6	N/A
2006	Earth Science	9th Grade	Mean Scaled Score	320	327.5	N/A
2007	Earth Science	9th Grade	Mean Scaled Score	317.5	328.7	N/A
2008	Earth Science	9th Grade	Mean Scaled Score	323	335	N/A
2009	Earth Science	9th Grade	Mean Scaled Score	322.8	333.4	N/A
2010	Earth Science	9th Grade	Mean Scaled Score	324.7	337.6	N/A
2011	Earth Science	9th Grade	Mean Scaled Score	333.9	343.3	N/A
2012	Earth Science	9th Grade	Mean Scaled Score	327.3	338.4	N/A
2004	English Language Arts Standards	9th Grade	Mean Scaled Score	311.1	328.6	N/A
2005	English Language Arts Standards	9th Grade	Mean Scaled Score	323.7	336	N/A
2006	English Language Arts Standards	9th Grade	Mean Scaled Score	326.3	340.5	N/A
2007	English Language Arts Standards	9th Grade	Mean Scaled Score	331.3	346.3	N/A
2008	English Language Arts Standards	9th Grade	Mean Scaled Score	331.5	349.3	N/A
2009	English Language Arts Standards	9th Grade	Mean Scaled Score	338.3	351	N/A
2010	English Language Arts Standards	9th Grade	Mean Scaled Score	333.6	353.8	N/A
2011	English Language Arts Standards	9th Grade	Mean Scaled Score	336.5	357.4	N/A
2012	English Language Arts Standards	9th Grade	Mean Scaled Score	349.2	362.5	N/A
2013	English Language Arts Standards	9th Grade	Mean Scaled Score	354.6	364.9	N/A
2004	General Mathematics	9th Grade	Mean Scaled Score	241.8	252.4	N/A
2006	General Mathematics	9th Grade	Mean Scaled Score	253.3	263.7	N/A
2009	General Mathematics	9th Grade	Mean Scaled Score	249.6	255.7	N/A
2005	Geometry	9th Grade	Mean Scaled Score	390.5	376	N/A
2006	Geometry	9th Grade	Mean Scaled Score	382.4	373.2	N/A
2007	Geometry	9th Grade	Mean Scaled Score	359.4	378.6	N/A
2008	Geometry	9th Grade	Mean Scaled Score	363.9	377.4	N/A
2009	Geometry	9th Grade	Mean Scaled Score	381.8	376.6	N/A
2010	Geometry	9th Grade	Mean Scaled Score	376.9	379.6	N/A
2011	Geometry	9th Grade	Mean Scaled Score	358.8	383.1	N/A
2012	Geometry	9th Grade	Mean Scaled Score	353	375.3	N/A
2013	Geometry	9th Grade	Mean Scaled Score	364.4	377.0	N/A
2004	Integrated/Coordinated Science I	9th Grade	Mean Scaled Score	288.6	299.4	N/A
2007	World History	9th Grade	Mean Scaled Score	332.8	275.6	N/A
2008	World History	9th Grade	Mean Scaled Score	276.5	237.4	N/A
2004	Algebra I	End of course	Mean Scaled Score	287.1	289.3	N/A
2005	Algebra I	End of course	Mean Scaled Score	298.6	297.9	N/A
2006	Algebra I	End of course	Mean Scaled Score	294.7	293.7	N/A
2007	Algebra I	End of course	Mean Scaled Score	293	296.5	N/A
2008	Algebra I	End of course	Mean Scaled Score	299.7	301.6	N/A
2009	Algebra I	End of course	Mean Scaled Score	310.8	306.9	N/A
2010	Algebra I	End of course	Mean Scaled Score	305	308.3	N/A
2011	Algebra I	End of course	Mean Scaled Score	310.6	318	N/A
2012	Algebra I	End of course	Mean Scaled Score	303.9	316.2	N/A
2013	Algebra I	End of course	Mean Scaled Score	317.1	319.7	N/A
2004	Algebra II	End of course	Mean Scaled Score	313	314.4	N/A
2005	Algebra II	End of course	Mean Scaled Score	292	319.8	N/A
2006	Algebra II	End of course	Mean Scaled Score	311.9	317.3	N/A
2007	Algebra II	End of course	Mean Scaled Score	309.6	324.2	N/A
2008	Algebra II	End of course	Mean Scaled Score	313.7	332.3	N/A
2009	Algebra II	End of course	Mean Scaled Score	319.7	332.9	N/A
2010	Algebra II	End of course	Mean Scaled Score	335.9	334.9	N/A
2011	Algebra II	End of course	Mean Scaled Score	343.7	344.6	N/A
2012	Algebra II	End of course	Mean Scaled Score	350.4	351	N/A
2013	Algebra II	End of course	Mean Scaled Score	345.0	343.3	N/A
2004	Biology/Life Sciences	End of course	Mean Scaled Score	307.4	325.3	N/A
2005	Biology/Life Sciences	End of course	Mean Scaled Score	301.7	324.6	N/A
2006	Biology/Life Sciences	End of course	Mean Scaled Score	307	326.1	N/A
2007	Biology/Life Sciences	End of course	Mean Scaled Score	316.1	334.9	N/A
2008	Biology/Life Sciences	End of course	Mean Scaled Score	329.4	340.4	N/A
2009	Biology/Life Sciences	End of course	Mean Scaled Score	328.8	343.1	N/A
2010	Biology/Life Sciences	End of course	Mean Scaled Score	337.2	347.1	N/A
2011	Biology/Life Sciences	End of course	Mean Scaled Score	334.6	354.1	N/A
2012	Biology/Life Sciences	End of course	Mean Scaled Score	335.9	358.2	N/A
2013	Biology/Life Sciences	End of course	Mean Scaled Score	327.9	345.5	N/A
2004	Chemistry	End of course	Mean Scaled Score	325.5	325.1	N/A
2005	Chemistry	End of course	Mean Scaled Score	324.2	329.8	N/A
2006	Chemistry	End of course	Mean Scaled Score	325.3	332	N/A
2007	Chemistry	End of course	Mean Scaled Score	323.3	333.2	N/A
2008	Chemistry	End of course	Mean Scaled Score	327.4	339.2	N/A
2009	Chemistry	End of course	Mean Scaled Score	332	341.7	N/A
2010	Chemistry	End of course	Mean Scaled Score	334.9	342.8	N/A
2011	Chemistry	End of course	Mean Scaled Score	336.5	345.9	N/A
2012	Chemistry	End of course	Mean Scaled Score	341.2	349.5	N/A
2013	Chemistry	End of course	Mean Scaled Score	342.8	347.0	N/A
2004	Earth Science	End of course	Mean Scaled Score	305.6	316.6	N/A
2005	Earth Science	End of course	Mean Scaled Score	315.9	322.9	N/A
2006	Earth Science	End of course	Mean Scaled Score	317.8	325.7	N/A
2007	Earth Science	End of course	Mean Scaled Score	317.1	328	N/A
2008	Earth Science	End of course	Mean Scaled Score	323.6	335	N/A
2009	Earth Science	End of course	Mean Scaled Score	323.1	333.8	N/A
2010	Earth Science	End of course	Mean Scaled Score	325.8	337.8	N/A
2011	Earth Science	End of course	Mean Scaled Score	334.1	343.8	N/A
2012	Earth Science	End of course	Mean Scaled Score	326	339.8	N/A
2013	Earth Science	End of course	Mean Scaled Score	340.7	339.4	N/A
2004	General Mathematics	End of course	Mean Scaled Score	241.8	252.4	N/A
2006	General Mathematics	End of course	Mean Scaled Score	253.3	263.7	N/A
2009	General Mathematics	End of course	Mean Scaled Score	249.6	255.7	N/A
2004	Geometry	End of course	Mean Scaled Score	316.2	318.4	N/A
2005	Geometry	End of course	Mean Scaled Score	333.9	317.3	N/A
2006	Geometry	End of course	Mean Scaled Score	320.6	319.8	N/A
2007	Geometry	End of course	Mean Scaled Score	326.6	321.7	N/A
2008	Geometry	End of course	Mean Scaled Score	322.7	318.7	N/A
2009	Geometry	End of course	Mean Scaled Score	329.7	317.6	N/A
2010	Geometry	End of course	Mean Scaled Score	321.9	321	N/A
2011	Geometry	End of course	Mean Scaled Score	324.9	328.1	N/A
2012	Geometry	End of course	Mean Scaled Score	314.2	323	N/A
2013	Geometry	End of course	Mean Scaled Score	312.8	324.6	N/A
2004	Integrated/Coordinated Science I	End of course	Mean Scaled Score	288.5	297.8	N/A
2010	Physics	End of course	Mean Scaled Score	361.3	358.3	N/A
2011	Physics	End of course	Mean Scaled Score	368.2	360.8	N/A
2012	Physics	End of course	Mean Scaled Score	389	359.1	N/A
2013	Physics	End of course	Mean Scaled Score	401.8	362.6	N/A
2004	Summative High School Mathematics	End of course	Mean Scaled Score	350	342.1	N/A
2005	Summative High School Mathematics	End of course	Mean Scaled Score	334.8	346.2	N/A
2006	Summative High School Mathematics	End of course	Mean Scaled Score	340.6	346.5	N/A
2007	Summative High School Mathematics	End of course	Mean Scaled Score	348.7	351.3	N/A
2008	Summative High School Mathematics	End of course	Mean Scaled Score	352.7	348	N/A
2009	Summative High School Mathematics	End of course	Mean Scaled Score	358.3	363.8	N/A
2010	Summative High School Mathematics	End of course	Mean Scaled Score	364.9	366.5	N/A
2011	Summative High School Mathematics	End of course	Mean Scaled Score	357.3	365.7	N/A
2012	Summative High School Mathematics	End of course	Mean Scaled Score	377.1	375.9	N/A
2013	Summative High School Mathematics	End of course	Mean Scaled Score	376.6	370.0	N/A
2007	World History	End of course	Mean Scaled Score	316.8	330.9	N/A
2008	World History	End of course	Mean Scaled Score	314.8	335.7	N/A
2009	World History	End of course	Mean Scaled Score	313.2	337.9	N/A
2010	World History	End of course	Mean Scaled Score	328.5	346.7	N/A
2011	World History	End of course	Mean Scaled Score	324.5	350.7	N/A
2012	World History	End of course	Mean Scaled Score	348.4	356.9	N/A
2013	World History	End of course	Mean Scaled Score	343.9	358.7	N/A

Some data by SchoolDigger.com.

* Chaffey High High School was rated 4 out of 5 by USA.com. The ranking was calculated based on publically available historical Math and English performance data.