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Cowlitz County Historical Age Data

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ACS 2010-2014 data

Total population: 102,072

Median Age (see rank)

Cowlitz County	40.70 years old
Washington	37.40 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Cowlitz County	40.00 years old
Washington	36.30 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Cowlitz County	41.60 years old
Washington	38.40 years old
U.S.	38.80 years old

	Cowlitz County	% of the Total Population	Washington	U.S.
Under 5 years	6,273	6.15%, see rank	6.43%	6.36%
5 to 9 years	6,722	6.59%, see rank	6.33%	6.51%
10 to 14 years	6,749	6.61%, see rank	6.40%	6.59%
15 to 19 years	6,558	6.42%, see rank	6.49%	6.85%
20 to 24 years	6,017	5.89%, see rank	7.01%	7.13%
25 to 34 years	11,532	11.30%, see rank	14.18%	13.47%
35 to 44 years	12,282	12.03%, see rank	13.23%	12.96%
45 to 54 years	14,243	13.95%, see rank	13.98%	14.09%
55 to 64 years	14,561	14.27%, see rank	12.78%	12.29%
65 to 74 years	9,935	9.73%, see rank	7.59%	7.64%
75 to 84	4,904	4.80%, see rank	3.81%	4.25%
85 years and over	2,296	2.25%, see rank	1.78%	1.85%

US Census 2010 data

Total population: 102,410

Median Age (see rank)

Cowlitz County	40.20 years old
Washington	37.30 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Cowlitz County	39.60 years old
Washington	36.20 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Cowlitz County	40.80 years old
Washington	38.30 years old
U.S.	38.50 years old

	Cowlitz County	% of the Total Population	Washington	U.S.
Under 5 years	6,564	6.41%, see rank	6.54%	6.54%
5 to 9 years	6,760	6.60%, see rank	6.39%	6.59%
10 to 14 years	6,994	6.83%, see rank	6.52%	6.70%
15 to 19 years	7,157	6.99%, see rank	6.87%	7.14%
20 to 24 years	5,683	5.55%, see rank	6.86%	6.99%
25 to 34 years	11,658	11.38%, see rank	13.89%	13.30%
35 to 44 years	12,560	12.26%, see rank	13.51%	13.30%
45 to 54 years	15,074	14.72%, see rank	14.70%	14.58%
55 to 64 years	14,155	13.82%, see rank	12.42%	11.82%
65 to 74 years	8,791	8.58%, see rank	6.80%	7.03%
75 to 84	4,845	4.73%, see rank	3.77%	4.23%
85 years and over	2,169	2.12%, see rank	1.74%	1.78%

ACS 2008-2012 data

Total population: 102,138

Median Age (see rank)

Cowlitz County	40.10 years old
Washington	37.20 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Cowlitz County	39.30 years old
Washington	36.20 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Cowlitz County	40.90 years old
Washington	38.30 years old
U.S.	38.50 years old

	Cowlitz County	% of the Total Population	Washington	U.S.
Under 5 years	6,582	6.44%, see rank	6.50%	6.51%
5 to 9 years	6,653	6.51%, see rank	6.35%	6.57%
10 to 14 years	7,084	6.94%, see rank	6.50%	6.68%
15 to 19 years	6,935	6.79%, see rank	6.79%	7.09%
20 to 24 years	5,605	5.49%, see rank	6.98%	7.04%
25 to 34 years	11,722	11.48%, see rank	13.94%	13.32%
35 to 44 years	12,513	12.25%, see rank	13.54%	13.34%
45 to 54 years	14,906	14.59%, see rank	14.56%	14.44%
55 to 64 years	14,099	13.80%, see rank	12.43%	11.84%
65 to 74 years	9,018	8.83%, see rank	6.90%	7.12%
75 to 84	5,023	4.92%, see rank	3.83%	4.25%
85 years and over	1,998	1.96%, see rank	1.70%	1.78%

ACS 2006-2010 data

Total population: 101,244

Median Age (see rank)

Cowlitz County	39.50 years old
Washington	37.00 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Cowlitz County	38.90 years old
Washington	36.00 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Cowlitz County	40.40 years old
Washington	38.00 years old
U.S.	38.10 years old

	Cowlitz County	% of the Total Population	Washington	U.S.
Under 5 years	6,548	6.47%, see rank	6.50%	6.62%
5 to 9 years	6,857	6.77%, see rank	6.41%	6.62%
10 to 14 years	7,055	6.97%, see rank	6.64%	6.79%
15 to 19 years	7,071	6.98%, see rank	7.05%	7.28%
20 to 24 years	5,481	5.41%, see rank	6.94%	6.98%
25 to 34 years	11,620	11.48%, see rank	13.67%	13.22%
35 to 44 years	12,894	12.74%, see rank	14.07%	13.89%
45 to 54 years	15,218	15.03%, see rank	14.95%	14.57%
55 to 64 years	13,460	13.29%, see rank	11.86%	11.28%
65 to 74 years	8,245	8.14%, see rank	6.38%	6.74%
75 to 84	4,801	4.74%, see rank	3.87%	4.30%
85 years and over	1,994	1.97%, see rank	1.65%	1.70%

ACS 2005-2009 data

Total population: 99,874

Median Age (see rank)

Cowlitz County	38.80 years old
Washington	36.80 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Cowlitz County	37.80 years old
Washington	35.70 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Cowlitz County	40.10 years old
Washington	37.80 years old
U.S.	37.90 years old

	Cowlitz County	% of the Total Population	Washington	U.S.
Under 5 years	6,725	6.73%, see rank	6.67%	6.92%
5 to 9 years	6,631	6.64%, see rank	6.35%	6.59%
10 to 14 years	7,287	7.30%, see rank	6.71%	6.83%
15 to 19 years	7,033	7.04%, see rank	6.90%	7.15%
20 to 24 years	5,584	5.59%, see rank	7.03%	7.02%
25 to 34 years	11,945	11.96%, see rank	13.85%	13.42%
35 to 44 years	13,175	13.19%, see rank	14.28%	14.18%
45 to 54 years	15,064	15.08%, see rank	15.03%	14.48%
55 to 64 years	12,881	12.90%, see rank	11.43%	10.81%
65 to 74 years	7,420	7.43%, see rank	6.18%	6.50%
75 to 84	4,278	4.28%, see rank	3.97%	4.40%
85 years and over	1,851	1.85%, see rank	1.61%	1.71%

US Census 2000 data

Total population: 92,948

Median Age (see rank)

Cowlitz County	36.90 years old
Washington	35.30 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Cowlitz County	36.00 years old
Washington	34.40 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Cowlitz County	37.80 years old
Washington	36.30 years old
U.S.	36.50 years old

	Cowlitz County	% of the Total Population	Washington	U.S.
Under 5 years	6,203	6.67%, see rank	6.69%	6.81%
5 to 9 years	7,135	7.68%, see rank	7.23%	7.30%
10 to 14 years	7,266	7.82%, see rank	7.38%	7.29%
15 to 19 years	6,824	7.34%, see rank	7.26%	7.18%
20 to 24 years	5,212	5.61%, see rank	6.62%	6.74%
25 to 34 years	11,427	12.29%, see rank	14.27%	14.18%
35 to 44 years	14,128	15.20%, see rank	16.54%	16.04%
45 to 54 years	13,476	14.50%, see rank	14.35%	13.39%
55 to 64 years	8,909	9.58%, see rank	8.43%	8.63%
65 to 74 years	6,354	6.84%, see rank	5.72%	6.54%
75 to 84	4,386	4.72%, see rank	4.09%	4.39%
85 years and over	1,628	1.75%, see rank	1.43%	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.