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Brown County Historical Age Data

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ACS 2010-2014 data

Total population: 37,528

Median Age (see rank)

Brown County	38.40 years old
South Dakota	36.80 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Brown County	36.70 years old
South Dakota	35.60 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Brown County	39.70 years old
South Dakota	38.20 years old
U.S.	38.80 years old

	Brown County	% of the Total Population	South Dakota	U.S.
Under 5 years	2,419	6.45%, see rank	7.10%	6.36%
5 to 9 years	2,515	6.70%, see rank	6.91%	6.51%
10 to 14 years	2,358	6.28%, see rank	6.64%	6.59%
15 to 19 years	2,683	7.15%, see rank	6.95%	6.85%
20 to 24 years	2,765	7.37%, see rank	7.15%	7.13%
25 to 34 years	4,894	13.04%, see rank	13.12%	13.47%
35 to 44 years	4,166	11.10%, see rank	11.34%	12.96%
45 to 54 years	5,048	13.45%, see rank	13.41%	14.09%
55 to 64 years	4,774	12.72%, see rank	12.72%	12.29%
65 to 74 years	2,722	7.25%, see rank	7.51%	7.64%
75 to 84	2,081	5.55%, see rank	4.78%	4.25%
85 years and over	1,103	2.94%, see rank	2.36%	1.85%

US Census 2010 data

Total population: 36,531

Median Age (see rank)

Brown County	38.60 years old
South Dakota	36.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Brown County	36.90 years old
South Dakota	35.60 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Brown County	40.00 years old
South Dakota	38.20 years old
U.S.	38.50 years old

	Brown County	% of the Total Population	South Dakota	U.S.
Under 5 years	2,505	6.86%, see rank	7.32%	6.54%
5 to 9 years	2,303	6.30%, see rank	6.82%	6.59%
10 to 14 years	2,277	6.23%, see rank	6.63%	6.70%
15 to 19 years	2,454	6.72%, see rank	7.08%	7.14%
20 to 24 years	2,835	7.76%, see rank	7.07%	6.99%
25 to 34 years	4,541	12.43%, see rank	12.95%	13.30%
35 to 44 years	4,032	11.04%, see rank	11.44%	13.30%
45 to 54 years	5,261	14.40%, see rank	14.36%	14.58%
55 to 64 years	4,450	12.18%, see rank	12.01%	11.82%
65 to 74 years	2,675	7.32%, see rank	7.08%	7.03%
75 to 84	2,071	5.67%, see rank	4.88%	4.23%
85 years and over	1,127	3.09%, see rank	2.36%	1.78%

ACS 2008-2012 data

Total population: 36,562

Median Age (see rank)

Brown County	39.40 years old
South Dakota	37.10 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Brown County	38.30 years old
South Dakota	35.70 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Brown County	40.40 years old
South Dakota	38.50 years old
U.S.	38.50 years old

	Brown County	% of the Total Population	South Dakota	U.S.
Under 5 years	2,445	6.69%, see rank	7.14%	6.51%
5 to 9 years	2,298	6.29%, see rank	6.69%	6.57%
10 to 14 years	2,276	6.23%, see rank	6.73%	6.68%
15 to 19 years	2,550	6.97%, see rank	7.20%	7.09%
20 to 24 years	2,743	7.50%, see rank	7.06%	7.04%
25 to 34 years	4,497	12.30%, see rank	12.84%	13.32%
35 to 44 years	4,001	10.94%, see rank	11.55%	13.34%
45 to 54 years	5,243	14.34%, see rank	14.25%	14.44%
55 to 64 years	4,505	12.32%, see rank	12.14%	11.84%
65 to 74 years	2,673	7.31%, see rank	7.11%	7.12%
75 to 84	2,194	6.00%, see rank	4.91%	4.25%
85 years and over	1,137	3.11%, see rank	2.37%	1.78%

ACS 2006-2010 data

Total population: 36,011

Median Age (see rank)

Brown County	38.90 years old
South Dakota	37.20 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Brown County	37.60 years old
South Dakota	35.80 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Brown County	40.30 years old
South Dakota	38.50 years old
U.S.	38.10 years old

	Brown County	% of the Total Population	South Dakota	U.S.
Under 5 years	2,393	6.65%, see rank	7.07%	6.62%
5 to 9 years	2,103	5.84%, see rank	6.54%	6.62%
10 to 14 years	2,409	6.69%, see rank	7.00%	6.79%
15 to 19 years	2,595	7.21%, see rank	7.35%	7.28%
20 to 24 years	2,708	7.52%, see rank	7.21%	6.98%
25 to 34 years	4,284	11.90%, see rank	12.43%	13.22%
35 to 44 years	4,087	11.35%, see rank	12.10%	13.89%
45 to 54 years	5,356	14.87%, see rank	14.72%	14.57%
55 to 64 years	4,084	11.34%, see rank	11.32%	11.28%
65 to 74 years	2,642	7.34%, see rank	6.87%	6.74%
75 to 84	2,259	6.27%, see rank	5.07%	4.30%
85 years and over	1,091	3.03%, see rank	2.32%	1.70%

ACS 2005-2009 data

Total population: 35,016

Median Age (see rank)

Brown County	38.50 years old
South Dakota	37.00 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Brown County	36.80 years old
South Dakota	35.50 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Brown County	40.00 years old
South Dakota	38.40 years old
U.S.	37.90 years old

	Brown County	% of the Total Population	South Dakota	U.S.
Under 5 years	2,293	6.55%, see rank	7.07%	6.92%
5 to 9 years	2,070	5.91%, see rank	6.43%	6.59%
10 to 14 years	2,211	6.31%, see rank	6.83%	6.83%
15 to 19 years	2,372	6.77%, see rank	7.56%	7.15%
20 to 24 years	2,477	7.07%, see rank	7.61%	7.02%
25 to 34 years	4,661	13.31%, see rank	12.29%	13.42%
35 to 44 years	4,067	11.61%, see rank	12.31%	14.18%
45 to 54 years	5,091	14.54%, see rank	14.58%	14.48%
55 to 64 years	3,794	10.84%, see rank	10.99%	10.81%
65 to 74 years	2,552	7.29%, see rank	6.80%	6.50%
75 to 84	2,318	6.62%, see rank	5.20%	4.40%
85 years and over	1,110	3.17%, see rank	2.35%	1.71%

US Census 2000 data

Total population: 35,460

Median Age (see rank)

Brown County	37.20 years old
South Dakota	35.60 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Brown County	35.70 years old
South Dakota	34.40 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Brown County	38.60 years old
South Dakota	36.70 years old
U.S.	36.50 years old

	Brown County	% of the Total Population	South Dakota	U.S.
Under 5 years	2,266	6.39%, see rank	6.77%	6.81%
5 to 9 years	2,201	6.21%, see rank	7.22%	7.30%
10 to 14 years	2,357	6.65%, see rank	7.88%	7.29%
15 to 19 years	2,864	8.08%, see rank	8.27%	7.18%
20 to 24 years	2,795	7.88%, see rank	7.00%	6.74%
25 to 34 years	4,203	11.85%, see rank	12.06%	14.18%
35 to 44 years	5,251	14.81%, see rank	15.29%	16.04%
45 to 54 years	4,694	13.24%, see rank	12.94%	13.39%
55 to 64 years	3,085	8.70%, see rank	8.26%	8.63%
65 to 74 years	2,692	7.59%, see rank	7.04%	6.54%
75 to 84	2,175	6.13%, see rank	5.16%	4.39%
85 years and over	877	2.47%, see rank	2.13%	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.