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Onyx, CA Population and Races

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As of 2010-2014, the total population of Onyx is 599, which is 25.84% more than it was in 2000. The population growth rate is much higher than the state average rate of 12.39% and is much higher than the national average rate of 11.61%. The Onyx population density is 51.95 people per square mile, which is much lower than the state average density of 232.55 people per square mile and is lower than the national average density of 82.73 people per square mile. The most prevalent race in Onyx is white, which represent 97.66% of the total population. The average Onyx education level is about the same as the state average and is lower than the national average.

Topics:Population GrowthPopulation DensityPopulation by RacesPopulation by First AncestryPopulation by GenderPopulation by AgeEducationSchool EnrollmentHousehold and FamilyMarital StatusPlace of Birth and CitizenshipLanguage

Population in 2010-2014: 599. #1140

Population Growth Since 2000, #234

Onyx, CA

Population Density, #1344

Onyx, CA
51.95 per square mile
232.55 per square mile
82.73 per square mile

Population by Races

White:585 (97.66%, #161)
Black:0 (0.00%, #950)
Hispanic:169 (28.21%, #594)
Asian:0 (0.00%, #1038)
Native (American Indian, Alaska Native, Hawaiian Native, etc.):0 (0.00%, #1025)
One Race, Other:14 (2.34%, see rank)
Two or More Races:0 (0.00%, see rank)

Hispanic Population
Mexican:14 (8.28%, see rank)
Puerto Rican:0 (0.00%, see rank)
Cuban:0 (0.00%, see rank)
Central American:123 (72.78%, see rank)
South American:32 (18.93%, see rank)

*Based on 2010-2014 data. View historical race data.

Population by First Ancestry

503 (83.97%) out of the total population of 599 reported first ancestry.

 Onyx, CA% of the Total PopulationCaliforniaU.S.
Arab00.00%, see rank0.72%0.56%
Czech00.00%, see rank0.22%0.47%
Danish00.00%, see rank0.46%0.42%
Dutch10717.86%, see rank0.99%1.40%
English00.00%, see rank5.94%8.02%
French294.84%, see rank2.15%3.34%
German10918.20%, see rank8.51%15.03%
Greek00.00%, see rank0.35%0.41%
Hungarian132.17%, see rank0.32%0.46%
Irish386.34%, see rank6.69%10.80%
Italian142.34%, see rank3.97%5.52%
Norwegian213.51%, see rank1.02%1.42%
Polish00.00%, see rank1.32%3.01%
Portuguese00.00%, see rank0.91%0.44%
Russian00.00%, see rank1.13%0.92%
Scotch-Irish00.00%, see rank0.61%0.99%
Scottish132.17%, see rank1.34%1.72%
Subsaharan African00.00%, see rank0.69%0.95%
Swedish305.01%, see rank1.09%1.27%
Swiss00.00%, see rank0.27%0.30%
Ukrainian00.00%, see rank0.27%0.31%
American6310.52%, see rank3.22%7.12%
Welsh00.00%, see rank0.43%0.57%

*Based on 2010-2014 data. View historical first ancestry data.

Population by Gender

Male: 213 (35.56%, see rank)
Females: 386 (64.44%, see rank)

Onyx, CA
Male: 35.56%
Female: 64.44%
Male: 49.68%
Female: 50.32%
Male: 49.19%
Female: 50.81%

*Based on 2010-2014 data. View historical gender data.

Population by Age

Median Age (see rank)
Onyx, CA
54.10 years old
35.60 years old
37.40 years old

Median Age, Male (see rank)
Onyx, CA
61.00 years old
34.50 years old
36.10 years old

Median Age, Female (see rank)
Onyx, CA
50.40 years old
36.80 years old
38.80 years old

 Onyx, CA% of the Total PopulationCaliforniaU.S.
Under 5 years00.00%, see rank6.62%6.36%
5 to 9 years325.34%, see rank6.65%6.51%
10 to 14 years00.00%, see rank6.70%6.59%
15 to 19 years315.18%, see rank7.12%6.85%
20 to 24 years6711.19%, see rank7.58%7.13%
25 to 34 years8313.86%, see rank14.48%13.47%
35 to 44 years325.34%, see rank13.60%12.96%
45 to 54 years13522.54%, see rank13.79%14.09%
55 to 64 years12520.87%, see rank11.32%12.29%
65 to 74 years406.68%, see rank6.71%7.64%
75 to 84 549.02%, see rank3.72%4.25%
85 years and over00.00%, see rank1.70%1.85%

*Based on 2010-2014 data. View historical age data.

Education for the 25 Years and Over

 Onyx, CACaliforniaU.S.
Total 25 Years and Over Population469, 100%24,865,866209,056,129
Less Than High School46, 9.81%, see rank18.51%13.67%
High School Graduate142, 30.28%, see rank20.72%27.95%
Some College or Associate Degree205, 43.71%, see rank29.76%29.09%
Bachelor Degree49, 10.45%, see rank19.59%18.27%
Master, Doctorate, or Professional Degree27, 5.76%, see rank11.41%11.01%
USA.com Education Index#13.30, see rank13.4413.54
# Higher USA.com Education Index means more educated population.

*Based on 2010-2014 data. View historical education level data.

School Enrollment

 Onyx, CA CaliforniaU.S.
Total PublicPrivatePublicPrivatePublicPrivate
Elementary School (Grades 1-8)32100.00%, see rank0.00%, see rank91.40%8.60%89.86%10.14%
High School (Grades 9-12)31100.00%, see rank0.00%, see rank92.33%7.67%90.60%9.40%
College62100.00%, see rank0.00%, see rank83.91%16.09%78.37%21.63%

*Based on 2010-2014 data. View historical school enrollment data.

Household and Family

 Onyx, CACaliforniaU.S.
Total Households217, 100%12,617,280116,211,092
Average Household Size2.76, see rank2.952.63
1 Person Households54, 24.88%, see rank24.10%27.57%
2 or More Person Households163, 75.12%, see rank75.90%72.43%
Family Households (Families)163, 75.12%, see rank68.69%66.22%
Average Family Size3.34, see rank3.673.32
Married-Couple Family118, 54.38%, see rank49.11%48.42%
Nonfamily Households54, 24.88%, see rank31.31%33.78%

*Based on 2010-2014 data. View historical household and family data.

Marital Status of 15 Years and Over

 Onyx, CA%CaliforniaU.S.
15 Years and Over Total567see rank30,462,253252,974,135
Males, 15 Years and Over213100%, see rank15,026,838123,281,364
Never Married3114.55%, see rank39.95%35.77%
Married12357.75%, see rank49.84%52.04%
Widowed00.00%, see rank2.14%2.57%
Divorced5927.70%, see rank8.07%9.62%
Females, 15 Years and Over354100%, see rank15,435,415129,692,771
Never Married13036.72%, see rank32.75%29.48%
Married15042.37%, see rank48.11%49.19%
Widowed287.91%, see rank7.96%9.16%
Divorced4612.99%, see rank11.18%12.16%

*Based on 2010-2014 data. View historical marital status data.

Place of Birth and Citizenship

 Onyx, CA%CaliforniaU.S.
Native53989.98%, see rank72.97%86.93%
Born in the State of Residence43672.79%, see rank54.40%58.73%
Born in Different State10317.20%, see rank17.34%26.78%
Born in Puerto Rico, U.S. Island Areas,
or Born Abroad to American Parent(s)
00.00%, see rank1.23%1.42%
Foreign Born6010.02%, see rank27.03%13.07%
Foreign Born with U.S. Citizenship00.00%, see rank12.90%5.99%
Foreign Born without U.S. Citizenship6010.02%, see rank14.13%7.09%
Born In Europe00.00%, see rank1.75%1.53%
Born In Asia00.00%, see rank9.97%3.82%
Born In Africa00.00%, see rank0.43%0.55%
Born In Oceania00.00%, see rank0.20%0.07%
Born In Latin America6010.02%, see rank14.33%6.83%
Born In Northern America00.00%, see rank0.34%0.26%

*Based on 2010-2014 data. View historical place of birth and citizenship data.

Language Spoken at Home

 Onyx, CA%CaliforniaU.S.
English17580.65%, see rank57.63%79.39%
Spanish4219.35%, see rank25.11%11.75%
Other Indo-European Languages00.00%, see rank5.77%4.52%
Asian and Pacific Islander Languages00.00%, see rank10.40%3.36%
Other00.00%, see rank1.09%0.99%

*Based on 2010-2014 data. View historical language spoken at home data.

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