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Jefferson County Joint School District 251 Historical Age Data

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ACS 2010-2014 data

Total population: 22,305

Median Age (see rank)

Jefferson County Joint School District 251	31.00 years old
Idaho	35.20 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Jefferson County Joint School District 251	30.60 years old
Idaho	34.40 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Jefferson County Joint School District 251	31.50 years old
Idaho	36.00 years old
U.S.	38.80 years old

	Jefferson County Joint School District 251	% of the Total Population	Idaho	U.S.
Under 5 years	2,122	9.51%, see rank	7.27%	6.36%
5 to 9 years	2,025	9.08%, see rank	7.53%	6.51%
10 to 14 years	2,540	11.39%, see rank	7.64%	6.59%
15 to 19 years	1,647	7.38%, see rank	7.12%	6.85%
20 to 24 years	1,249	5.60%, see rank	6.95%	7.13%
25 to 34 years	2,960	13.27%, see rank	13.25%	13.47%
35 to 44 years	2,744	12.30%, see rank	12.21%	12.96%
45 to 54 years	2,516	11.28%, see rank	12.71%	14.09%
55 to 64 years	2,166	9.71%, see rank	11.98%	12.29%
65 to 74 years	1,392	6.24%, see rank	7.76%	7.64%
75 to 84	639	2.86%, see rank	3.98%	4.25%
85 years and over	305	1.37%, see rank	1.60%	1.85%

US Census 2010 data

Total population: 22,316

Median Age (see rank)

Jefferson County Joint School District 251	29.90 years old
Idaho	34.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Jefferson County Joint School District 251	29.80 years old
Idaho	33.70 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Jefferson County Joint School District 251	29.90 years old
Idaho	35.40 years old
U.S.	38.50 years old

	Jefferson County Joint School District 251	% of the Total Population	Idaho	U.S.
Under 5 years	2,479	11.11%, see rank	7.77%	6.54%
5 to 9 years	2,236	10.02%, see rank	7.73%	6.59%
10 to 14 years	2,038	9.13%, see rank	7.46%	6.70%
15 to 19 years	1,707	7.65%, see rank	7.36%	7.14%
20 to 24 years	1,178	5.28%, see rank	6.90%	6.99%
25 to 34 years	3,208	14.38%, see rank	13.33%	13.30%
35 to 44 years	2,572	11.53%, see rank	12.22%	13.30%
45 to 54 years	2,700	12.10%, see rank	13.30%	14.58%
55 to 64 years	2,085	9.34%, see rank	11.50%	11.82%
65 to 74 years	1,250	5.60%, see rank	6.99%	7.03%
75 to 84	663	2.97%, see rank	3.82%	4.23%
85 years and over	200	0.90%, see rank	1.61%	1.78%

ACS 2008-2012 data

Total population: 21,786

Median Age (see rank)

Jefferson County Joint School District 251	30.00 years old
Idaho	34.70 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Jefferson County Joint School District 251	29.80 years old
Idaho	33.80 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Jefferson County Joint School District 251	30.20 years old
Idaho	35.50 years old
U.S.	38.50 years old

	Jefferson County Joint School District 251	% of the Total Population	Idaho	U.S.
Under 5 years	2,355	10.81%, see rank	7.63%	6.51%
5 to 9 years	2,036	9.35%, see rank	7.59%	6.57%
10 to 14 years	2,152	9.88%, see rank	7.52%	6.68%
15 to 19 years	1,620	7.44%, see rank	7.34%	7.09%
20 to 24 years	1,222	5.61%, see rank	7.03%	7.04%
25 to 34 years	3,114	14.29%, see rank	13.30%	13.32%
35 to 44 years	2,646	12.15%, see rank	12.28%	13.34%
45 to 54 years	2,558	11.74%, see rank	13.21%	14.44%
55 to 64 years	2,002	9.19%, see rank	11.57%	11.84%
65 to 74 years	1,215	5.58%, see rank	7.09%	7.12%
75 to 84	617	2.83%, see rank	3.88%	4.25%
85 years and over	249	1.14%, see rank	1.57%	1.78%

ACS 2006-2010 data

Total population: 20,613

Median Age (see rank)

Jefferson County Joint School District 251	30.10 years old
Idaho	34.40 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Jefferson County Joint School District 251	29.80 years old
Idaho	33.50 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Jefferson County Joint School District 251	30.20 years old
Idaho	35.30 years old
U.S.	38.10 years old

	Jefferson County Joint School District 251	% of the Total Population	Idaho	U.S.
Under 5 years	2,179	10.57%, see rank	7.80%	6.62%
5 to 9 years	2,141	10.39%, see rank	7.58%	6.62%
10 to 14 years	1,768	8.58%, see rank	7.51%	6.79%
15 to 19 years	1,588	7.70%, see rank	7.58%	7.28%
20 to 24 years	1,199	5.82%, see rank	7.13%	6.98%
25 to 34 years	2,904	14.09%, see rank	13.18%	13.22%
35 to 44 years	2,597	12.60%, see rank	12.62%	13.89%
45 to 54 years	2,450	11.89%, see rank	13.58%	14.57%
55 to 64 years	1,839	8.92%, see rank	11.02%	11.28%
65 to 74 years	1,127	5.47%, see rank	6.60%	6.74%
75 to 84	564	2.74%, see rank	3.85%	4.30%
85 years and over	257	1.25%, see rank	1.54%	1.70%

ACS 2005-2009 data

Total population: 18,839

Median Age (see rank)

Jefferson County Joint School District 251	29.90 years old
Idaho	34.00 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Jefferson County Joint School District 251	28.90 years old
Idaho	33.20 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Jefferson County Joint School District 251	30.70 years old
Idaho	34.90 years old
U.S.	37.90 years old

	Jefferson County Joint School District 251	% of the Total Population	Idaho	U.S.
Under 5 years	2,028	10.76%, see rank	7.96%	6.92%
5 to 9 years	1,980	10.51%, see rank	7.32%	6.59%
10 to 14 years	1,571	8.34%, see rank	7.43%	6.83%
15 to 19 years	1,510	8.02%, see rank	7.66%	7.15%
20 to 24 years	1,130	6.00%, see rank	7.55%	7.02%
25 to 34 years	2,481	13.17%, see rank	13.33%	13.42%
35 to 44 years	2,365	12.55%, see rank	12.81%	14.18%
45 to 54 years	2,367	12.56%, see rank	13.56%	14.48%
55 to 64 years	1,710	9.08%, see rank	10.64%	10.81%
65 to 74 years	955	5.07%, see rank	6.26%	6.50%
75 to 84	577	3.06%, see rank	3.91%	4.40%
85 years and over	165	0.88%, see rank	1.57%	1.71%

* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.