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Clayton, MO Historical Age Data

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ACS 2010-2014 data

Total population: 15,912

Median Age (see rank)

Clayton, MO	33.90 years old
Missouri	38.10 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Clayton, MO	32.00 years old
Missouri	36.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Clayton, MO	36.60 years old
Missouri	39.50 years old
U.S.	38.80 years old

	Clayton, MO	% of the Total Population	Missouri	U.S.
Under 5 years	563	3.54%, see rank	6.29%	6.36%
5 to 9 years	646	4.06%, see rank	6.50%	6.51%
10 to 14 years	917	5.76%, see rank	6.55%	6.59%
15 to 19 years	2,303	14.47%, see rank	6.78%	6.85%
20 to 24 years	1,306	8.21%, see rank	7.04%	7.13%
25 to 34 years	2,469	15.52%, see rank	13.15%	13.47%
35 to 44 years	1,789	11.24%, see rank	12.20%	12.96%
45 to 54 years	1,781	11.19%, see rank	14.18%	14.09%
55 to 64 years	1,930	12.13%, see rank	12.67%	12.29%
65 to 74 years	1,048	6.59%, see rank	8.07%	7.64%
75 to 84	906	5.69%, see rank	4.59%	4.25%
85 years and over	254	1.60%, see rank	1.98%	1.85%

US Census 2010 data

Total population: 15,939

Median Age (see rank)

Clayton, MO	29.20 years old
Missouri	37.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Clayton, MO	28.20 years old
Missouri	36.50 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Clayton, MO	30.50 years old
Missouri	39.20 years old
U.S.	38.50 years old

	Clayton, MO	% of the Total Population	Missouri	U.S.
Under 5 years	477	2.99%, see rank	6.52%	6.54%
5 to 9 years	714	4.48%, see rank	6.52%	6.59%
10 to 14 years	773	4.85%, see rank	6.63%	6.70%
15 to 19 years	2,959	18.56%, see rank	7.08%	7.14%
20 to 24 years	1,988	12.47%, see rank	6.90%	6.99%
25 to 34 years	1,988	12.47%, see rank	12.95%	13.30%
35 to 44 years	1,711	10.73%, see rank	12.50%	13.30%
45 to 54 years	1,843	11.56%, see rank	14.84%	14.58%
55 to 64 years	1,613	10.12%, see rank	12.08%	11.82%
65 to 74 years	880	5.52%, see rank	7.52%	7.03%
75 to 84	674	4.23%, see rank	4.58%	4.23%
85 years and over	319	2.00%, see rank	1.90%	1.78%

ACS 2008-2012 data

Total population: 15,740

Median Age (see rank)

Clayton, MO	34.00 years old
Missouri	37.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Clayton, MO	32.60 years old
Missouri	36.50 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Clayton, MO	35.40 years old
Missouri	39.20 years old
U.S.	38.50 years old

	Clayton, MO	% of the Total Population	Missouri	U.S.
Under 5 years	718	4.56%, see rank	6.44%	6.51%
5 to 9 years	861	5.47%, see rank	6.51%	6.57%
10 to 14 years	889	5.65%, see rank	6.63%	6.68%
15 to 19 years	1,954	12.41%, see rank	7.04%	7.09%
20 to 24 years	1,602	10.18%, see rank	6.95%	7.04%
25 to 34 years	2,085	13.25%, see rank	12.96%	13.32%
35 to 44 years	1,943	12.34%, see rank	12.57%	13.34%
45 to 54 years	1,874	11.91%, see rank	14.66%	14.44%
55 to 64 years	1,744	11.08%, see rank	12.13%	11.84%
65 to 74 years	1,021	6.49%, see rank	7.60%	7.12%
75 to 84	831	5.28%, see rank	4.57%	4.25%
85 years and over	218	1.39%, see rank	1.93%	1.78%

ACS 2006-2010 data

Total population: 15,337

Median Age (see rank)

Clayton, MO	38.50 years old
Missouri	37.60 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Clayton, MO	36.60 years old
Missouri	36.20 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Clayton, MO	41.30 years old
Missouri	38.90 years old
U.S.	38.10 years old

	Clayton, MO	% of the Total Population	Missouri	U.S.
Under 5 years	657	4.28%, see rank	6.53%	6.62%
5 to 9 years	748	4.88%, see rank	6.51%	6.62%
10 to 14 years	1,015	6.62%, see rank	6.77%	6.79%
15 to 19 years	1,163	7.58%, see rank	7.26%	7.28%
20 to 24 years	1,057	6.89%, see rank	6.96%	6.98%
25 to 34 years	2,175	14.18%, see rank	12.74%	13.22%
35 to 44 years	2,190	14.28%, see rank	13.15%	13.89%
45 to 54 years	2,434	15.87%, see rank	14.84%	14.57%
55 to 64 years	1,790	11.67%, see rank	11.52%	11.28%
65 to 74 years	963	6.28%, see rank	7.25%	6.74%
75 to 84	836	5.45%, see rank	4.61%	4.30%
85 years and over	309	2.01%, see rank	1.87%	1.70%

ACS 2005-2009 data

Total population: 16,039

Median Age (see rank)

Clayton, MO	28.90 years old
Missouri	37.30 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Clayton, MO	27.90 years old
Missouri	35.90 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Clayton, MO	30.60 years old
Missouri	38.70 years old
U.S.	37.90 years old

	Clayton, MO	% of the Total Population	Missouri	U.S.
Under 5 years	525	3.27%, see rank	6.70%	6.92%
5 to 9 years	664	4.14%, see rank	6.45%	6.59%
10 to 14 years	925	5.77%, see rank	6.78%	6.83%
15 to 19 years	3,269	20.38%, see rank	7.16%	7.15%
20 to 24 years	1,670	10.41%, see rank	7.13%	7.02%
25 to 34 years	1,710	10.66%, see rank	12.83%	13.42%
35 to 44 years	1,916	11.95%, see rank	13.57%	14.18%
45 to 54 years	2,136	13.32%, see rank	14.77%	14.48%
55 to 64 years	1,476	9.20%, see rank	11.12%	10.81%
65 to 74 years	755	4.71%, see rank	6.95%	6.50%
75 to 84	704	4.39%, see rank	4.67%	4.40%
85 years and over	289	1.80%, see rank	1.88%	1.71%

US Census 2000 data

Total population: 12,825

Median Age (see rank)

Clayton, MO	36.70 years old
Missouri	36.10 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Clayton, MO	35.00 years old
Missouri	34.80 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Clayton, MO	39.00 years old
Missouri	37.40 years old
U.S.	36.50 years old

	Clayton, MO	% of the Total Population	Missouri	U.S.
Under 5 years	490	3.82%, see rank	6.61%	6.81%
5 to 9 years	698	5.44%, see rank	7.13%	7.30%
10 to 14 years	836	6.52%, see rank	7.36%	7.29%
15 to 19 years	924	7.20%, see rank	7.39%	7.18%
20 to 24 years	1,002	7.81%, see rank	6.60%	6.74%
25 to 34 years	2,111	16.46%, see rank	13.20%	14.18%
35 to 44 years	2,032	15.84%, see rank	15.86%	16.04%
45 to 54 years	1,890	14.74%, see rank	13.27%	13.39%
55 to 64 years	1,006	7.84%, see rank	9.07%	8.63%
65 to 74 years	832	6.49%, see rank	7.03%	6.54%
75 to 84	681	5.31%, see rank	4.71%	4.39%
85 years and over	323	2.52%, see rank	1.76%	1.51%

* 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.