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Snohomish County Historical Age Data

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ACS 2010-2014 data

Total population: 735,351

Median Age (see rank)

Snohomish County	37.50 years old
Washington	37.40 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Snohomish County	36.50 years old
Washington	36.30 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Snohomish County	38.50 years old
Washington	38.40 years old
U.S.	38.80 years old

	Snohomish County	% of the Total Population	Washington	U.S.
Under 5 years	47,180	6.42%, see rank	6.43%	6.36%
5 to 9 years	48,473	6.59%, see rank	6.33%	6.51%
10 to 14 years	48,318	6.57%, see rank	6.40%	6.59%
15 to 19 years	47,367	6.44%, see rank	6.49%	6.85%
20 to 24 years	47,248	6.43%, see rank	7.01%	7.13%
25 to 34 years	103,673	14.10%, see rank	14.18%	13.47%
35 to 44 years	104,378	14.19%, see rank	13.23%	12.96%
45 to 54 years	113,462	15.43%, see rank	13.98%	14.09%
55 to 64 years	92,650	12.60%, see rank	12.78%	12.29%
65 to 74 years	48,193	6.55%, see rank	7.59%	7.64%
75 to 84	23,493	3.19%, see rank	3.81%	4.25%
85 years and over	10,916	1.48%, see rank	1.78%	1.85%

US Census 2010 data

Total population: 713,335

Median Age (see rank)

Snohomish County	37.10 years old
Washington	37.30 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Snohomish County	36.10 years old
Washington	36.20 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Snohomish County	38.10 years old
Washington	38.30 years old
U.S.	38.50 years old

	Snohomish County	% of the Total Population	Washington	U.S.
Under 5 years	47,378	6.64%, see rank	6.54%	6.54%
5 to 9 years	47,064	6.60%, see rank	6.39%	6.59%
10 to 14 years	48,705	6.83%, see rank	6.52%	6.70%
15 to 19 years	49,561	6.95%, see rank	6.87%	7.14%
20 to 24 years	44,412	6.23%, see rank	6.86%	6.99%
25 to 34 years	99,203	13.91%, see rank	13.89%	13.30%
35 to 44 years	104,474	14.65%, see rank	13.51%	13.30%
45 to 54 years	114,411	16.04%, see rank	14.70%	14.58%
55 to 64 years	84,583	11.86%, see rank	12.42%	11.82%
65 to 74 years	41,019	5.75%, see rank	6.80%	7.03%
75 to 84	22,317	3.13%, see rank	3.77%	4.23%
85 years and over	10,208	1.43%, see rank	1.74%	1.78%

ACS 2008-2012 data

Total population: 714,443

Median Age (see rank)

Snohomish County	37.20 years old
Washington	37.20 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Snohomish County	36.20 years old
Washington	36.20 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Snohomish County	38.20 years old
Washington	38.30 years old
U.S.	38.50 years old

	Snohomish County	% of the Total Population	Washington	U.S.
Under 5 years	47,071	6.59%, see rank	6.50%	6.51%
5 to 9 years	47,784	6.69%, see rank	6.35%	6.57%
10 to 14 years	47,716	6.68%, see rank	6.50%	6.68%
15 to 19 years	48,704	6.82%, see rank	6.79%	7.09%
20 to 24 years	45,278	6.34%, see rank	6.98%	7.04%
25 to 34 years	99,620	13.94%, see rank	13.94%	13.32%
35 to 44 years	104,928	14.69%, see rank	13.54%	13.34%
45 to 54 years	113,513	15.89%, see rank	14.56%	14.44%
55 to 64 years	85,023	11.90%, see rank	12.43%	11.84%
65 to 74 years	41,974	5.88%, see rank	6.90%	7.12%
75 to 84	22,664	3.17%, see rank	3.83%	4.25%
85 years and over	10,168	1.42%, see rank	1.70%	1.78%

ACS 2006-2010 data

Total population: 694,219

Median Age (see rank)

Snohomish County	36.70 years old
Washington	37.00 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Snohomish County	35.80 years old
Washington	36.00 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Snohomish County	37.60 years old
Washington	38.00 years old
U.S.	38.10 years old

	Snohomish County	% of the Total Population	Washington	U.S.
Under 5 years	46,420	6.69%, see rank	6.50%	6.62%
5 to 9 years	47,228	6.80%, see rank	6.41%	6.62%
10 to 14 years	47,846	6.89%, see rank	6.64%	6.79%
15 to 19 years	49,187	7.09%, see rank	7.05%	7.28%
20 to 24 years	43,753	6.30%, see rank	6.94%	6.98%
25 to 34 years	95,542	13.76%, see rank	13.67%	13.22%
35 to 44 years	106,748	15.38%, see rank	14.07%	13.89%
45 to 54 years	111,740	16.10%, see rank	14.95%	14.57%
55 to 64 years	77,011	11.09%, see rank	11.86%	11.28%
65 to 74 years	37,171	5.35%, see rank	6.38%	6.74%
75 to 84	21,916	3.16%, see rank	3.87%	4.30%
85 years and over	9,657	1.39%, see rank	1.65%	1.70%

ACS 2005-2009 data

Total population: 673,709

Median Age (see rank)

Snohomish County	36.40 years old
Washington	36.80 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Snohomish County	35.60 years old
Washington	35.70 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Snohomish County	37.20 years old
Washington	37.80 years old
U.S.	37.90 years old

	Snohomish County	% of the Total Population	Washington	U.S.
Under 5 years	46,394	6.89%, see rank	6.67%	6.92%
5 to 9 years	45,296	6.72%, see rank	6.35%	6.59%
10 to 14 years	48,156	7.15%, see rank	6.71%	6.83%
15 to 19 years	46,007	6.83%, see rank	6.90%	7.15%
20 to 24 years	42,881	6.36%, see rank	7.03%	7.02%
25 to 34 years	94,262	13.99%, see rank	13.85%	13.42%
35 to 44 years	106,303	15.78%, see rank	14.28%	14.18%
45 to 54 years	108,497	16.10%, see rank	15.03%	14.48%
55 to 64 years	71,252	10.58%, see rank	11.43%	10.81%
65 to 74 years	34,571	5.13%, see rank	6.18%	6.50%
75 to 84	21,503	3.19%, see rank	3.97%	4.40%
85 years and over	8,587	1.27%, see rank	1.61%	1.71%

US Census 2000 data

Total population: 606,024

Median Age (see rank)

Snohomish County	34.70 years old
Washington	35.30 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Snohomish County	33.90 years old
Washington	34.40 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Snohomish County	35.40 years old
Washington	36.30 years old
U.S.	36.50 years old

	Snohomish County	% of the Total Population	Washington	U.S.
Under 5 years	43,461	7.17%, see rank	6.69%	6.81%
5 to 9 years	47,564	7.85%, see rank	7.23%	7.30%
10 to 14 years	47,768	7.88%, see rank	7.38%	7.29%
15 to 19 years	43,194	7.13%, see rank	7.26%	7.18%
20 to 24 years	35,676	5.89%, see rank	6.62%	6.74%
25 to 34 years	88,735	14.64%, see rank	14.27%	14.18%
35 to 44 years	111,012	18.32%, see rank	16.54%	16.04%
45 to 54 years	86,672	14.30%, see rank	14.35%	13.39%
55 to 64 years	46,538	7.68%, see rank	8.43%	8.63%
65 to 74 years	28,750	4.74%, see rank	5.72%	6.54%
75 to 84	19,846	3.27%, see rank	4.09%	4.39%
85 years and over	6,808	1.12%, 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.