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District Of Columbia County Historical Age Data

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ACS 2010-2014 data

Total population: 633,736

Median Age (see rank)

District Of Columbia County	33.70 years old
District of Columbia	33.70 years old
U.S.	37.40 years old

Median Age, Male (see rank)

District Of Columbia County	33.50 years old
District of Columbia	33.50 years old
U.S.	36.10 years old

Median Age, Female (see rank)

District Of Columbia County	33.90 years old
District of Columbia	33.90 years old
U.S.	38.80 years old

	District Of Columbia County	% of the Total Population	District of Columbia	U.S.
Under 5 years	38,546	6.08%, see rank	6.08%	6.36%
5 to 9 years	29,421	4.64%, see rank	4.64%	6.51%
10 to 14 years	24,069	3.80%, see rank	3.80%	6.59%
15 to 19 years	38,929	6.14%, see rank	6.14%	6.85%
20 to 24 years	60,050	9.48%, see rank	9.48%	7.13%
25 to 34 years	140,234	22.13%, see rank	22.13%	13.47%
35 to 44 years	87,033	13.73%, see rank	13.73%	12.96%
45 to 54 years	76,294	12.04%, see rank	12.04%	14.09%
55 to 64 years	67,437	10.64%, see rank	10.64%	12.29%
65 to 74 years	39,650	6.26%, see rank	6.26%	7.64%
75 to 84	21,744	3.43%, see rank	3.43%	4.25%
85 years and over	10,329	1.63%, see rank	1.63%	1.85%

US Census 2010 data

Total population: 601,723

Median Age (see rank)

District Of Columbia County	33.80 years old
District of Columbia	33.80 years old
U.S.	37.20 years old

Median Age, Male (see rank)

District Of Columbia County	33.60 years old
District of Columbia	33.60 years old
U.S.	35.80 years old

Median Age, Female (see rank)

District Of Columbia County	34.00 years old
District of Columbia	34.00 years old
U.S.	38.50 years old

	District Of Columbia County	% of the Total Population	District of Columbia	U.S.
Under 5 years	32,613	5.42%, see rank	5.42%	6.54%
5 to 9 years	26,147	4.35%, see rank	4.35%	6.59%
10 to 14 years	25,041	4.16%, see rank	4.16%	6.70%
15 to 19 years	39,919	6.63%, see rank	6.63%	7.14%
20 to 24 years	64,110	10.65%, see rank	10.65%	6.99%
25 to 34 years	124,745	20.73%, see rank	20.73%	13.30%
35 to 44 years	80,659	13.40%, see rank	13.40%	13.30%
45 to 54 years	75,703	12.58%, see rank	12.58%	14.58%
55 to 64 years	63,977	10.63%, see rank	10.63%	11.82%
65 to 74 years	36,969	6.14%, see rank	6.14%	7.03%
75 to 84	21,525	3.58%, see rank	3.58%	4.23%
85 years and over	10,315	1.71%, see rank	1.71%	1.78%

ACS 2008-2012 data

Total population: 605,759

Median Age (see rank)

District Of Columbia County	33.90 years old
District of Columbia	33.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

District Of Columbia County	33.70 years old
District of Columbia	33.70 years old
U.S.	35.80 years old

Median Age, Female (see rank)

District Of Columbia County	34.10 years old
District of Columbia	34.10 years old
U.S.	38.50 years old

	District Of Columbia County	% of the Total Population	District of Columbia	U.S.
Under 5 years	34,718	5.73%, see rank	5.73%	6.51%
5 to 9 years	26,928	4.45%, see rank	4.45%	6.57%
10 to 14 years	25,328	4.18%, see rank	4.18%	6.68%
15 to 19 years	41,968	6.93%, see rank	6.93%	7.09%
20 to 24 years	59,385	9.80%, see rank	9.80%	7.04%
25 to 34 years	125,674	20.75%, see rank	20.75%	13.32%
35 to 44 years	82,259	13.58%, see rank	13.58%	13.34%
45 to 54 years	75,612	12.48%, see rank	12.48%	14.44%
55 to 64 years	64,842	10.70%, see rank	10.70%	11.84%
65 to 74 years	37,180	6.14%, see rank	6.14%	7.12%
75 to 84	21,805	3.60%, see rank	3.60%	4.25%
85 years and over	10,060	1.66%, see rank	1.66%	1.78%

ACS 2006-2010 data

Total population: 584,400

Median Age (see rank)

District Of Columbia County	34.30 years old
District of Columbia	34.30 years old
U.S.	36.90 years old

Median Age, Male (see rank)

District Of Columbia County	33.90 years old
District of Columbia	33.90 years old
U.S.	35.60 years old

Median Age, Female (see rank)

District Of Columbia County	34.70 years old
District of Columbia	34.70 years old
U.S.	38.10 years old

	District Of Columbia County	% of the Total Population	District of Columbia	U.S.
Under 5 years	32,422	5.55%, see rank	5.55%	6.62%
5 to 9 years	26,098	4.47%, see rank	4.47%	6.62%
10 to 14 years	26,670	4.56%, see rank	4.56%	6.79%
15 to 19 years	43,697	7.48%, see rank	7.48%	7.28%
20 to 24 years	56,056	9.59%, see rank	9.59%	6.98%
25 to 34 years	113,833	19.48%, see rank	19.48%	13.22%
35 to 44 years	81,602	13.96%, see rank	13.96%	13.89%
45 to 54 years	74,988	12.83%, see rank	12.83%	14.57%
55 to 64 years	61,926	10.60%, see rank	10.60%	11.28%
65 to 74 years	35,237	6.03%, see rank	6.03%	6.74%
75 to 84	22,257	3.81%, see rank	3.81%	4.30%
85 years and over	9,614	1.65%, see rank	1.65%	1.70%

ACS 2005-2009 data

Total population: 588,433

Median Age (see rank)

District Of Columbia County	35.40 years old
District of Columbia	35.40 years old
U.S.	36.50 years old

Median Age, Male (see rank)

District Of Columbia County	34.70 years old
District of Columbia	34.70 years old
U.S.	35.20 years old

Median Age, Female (see rank)

District Of Columbia County	36.20 years old
District of Columbia	36.20 years old
U.S.	37.90 years old

	District Of Columbia County	% of the Total Population	District of Columbia	U.S.
Under 5 years	35,809	6.09%, see rank	6.09%	6.92%
5 to 9 years	28,579	4.86%, see rank	4.86%	6.59%
10 to 14 years	30,342	5.16%, see rank	5.16%	6.83%
15 to 19 years	42,151	7.16%, see rank	7.16%	7.15%
20 to 24 years	47,009	7.99%, see rank	7.99%	7.02%
25 to 34 years	105,778	17.98%, see rank	17.98%	13.42%
35 to 44 years	86,657	14.73%, see rank	14.73%	14.18%
45 to 54 years	78,308	13.31%, see rank	13.31%	14.48%
55 to 64 years	64,251	10.92%, see rank	10.92%	10.81%
65 to 74 years	36,378	6.18%, see rank	6.18%	6.50%
75 to 84	23,296	3.96%, see rank	3.96%	4.40%
85 years and over	9,875	1.68%, see rank	1.68%	1.71%

US Census 2000 data

Total population: 572,059

Median Age (see rank)

District Of Columbia County	34.60 years old
District of Columbia	34.60 years old
U.S.	35.30 years old

Median Age, Male (see rank)

District Of Columbia County	33.70 years old
District of Columbia	33.70 years old
U.S.	34.00 years old

Median Age, Female (see rank)

District Of Columbia County	35.60 years old
District of Columbia	35.60 years old
U.S.	36.50 years old

	District Of Columbia County	% of the Total Population	District of Columbia	U.S.
Under 5 years	32,536	5.69%, see rank	5.69%	6.81%
5 to 9 years	35,385	6.19%, see rank	6.19%	7.30%
10 to 14 years	30,018	5.25%, see rank	5.25%	7.29%
15 to 19 years	37,867	6.62%, see rank	6.62%	7.18%
20 to 24 years	51,823	9.06%, see rank	9.06%	6.74%
25 to 34 years	101,762	17.79%, see rank	17.79%	14.18%
35 to 44 years	87,677	15.33%, see rank	15.33%	16.04%
45 to 54 years	75,310	13.16%, see rank	13.16%	13.39%
55 to 64 years	49,783	8.70%, see rank	8.70%	8.63%
65 to 74 years	35,919	6.28%, see rank	6.28%	6.54%
75 to 84	25,004	4.37%, see rank	4.37%	4.39%
85 years and over	8,975	1.57%, see rank	1.57%	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.