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Crystal Lake, IL Historical Age Data

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ACS 2010-2014 data

Total population: 40,598

Median Age (see rank)

Crystal Lake, IL	37.60 years old
Illinois	37.00 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Crystal Lake, IL	36.00 years old
Illinois	35.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Crystal Lake, IL	39.20 years old
Illinois	38.40 years old
U.S.	38.80 years old

	Crystal Lake, IL	% of the Total Population	Illinois	U.S.
Under 5 years	2,337	5.76%, see rank	6.30%	6.36%
5 to 9 years	2,748	6.77%, see rank	6.58%	6.51%
10 to 14 years	3,361	8.28%, see rank	6.71%	6.59%
15 to 19 years	3,308	8.15%, see rank	6.94%	6.85%
20 to 24 years	2,040	5.02%, see rank	6.95%	7.13%
25 to 34 years	5,076	12.50%, see rank	13.84%	13.47%
35 to 44 years	5,628	13.86%, see rank	13.20%	12.96%
45 to 54 years	6,705	16.52%, see rank	14.17%	14.09%
55 to 64 years	4,603	11.34%, see rank	12.13%	12.29%
65 to 74 years	2,597	6.40%, see rank	7.18%	7.64%
75 to 84	1,590	3.92%, see rank	4.10%	4.25%
85 years and over	605	1.49%, see rank	1.90%	1.85%

US Census 2010 data

Total population: 40,743

Median Age (see rank)

Crystal Lake, IL	37.00 years old
Illinois	36.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Crystal Lake, IL	34.90 years old
Illinois	35.20 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Crystal Lake, IL	38.90 years old
Illinois	37.90 years old
U.S.	38.50 years old

	Crystal Lake, IL	% of the Total Population	Illinois	U.S.
Under 5 years	2,477	6.08%, see rank	6.51%	6.54%
5 to 9 years	3,054	7.50%, see rank	6.70%	6.59%
10 to 14 years	3,617	8.88%, see rank	6.85%	6.70%
15 to 19 years	3,419	8.39%, see rank	7.19%	7.14%
20 to 24 years	2,142	5.26%, see rank	6.85%	6.99%
25 to 34 years	4,703	11.54%, see rank	13.84%	13.30%
35 to 44 years	5,982	14.68%, see rank	13.45%	13.30%
45 to 54 years	7,123	17.48%, see rank	14.58%	14.58%
55 to 64 years	4,156	10.20%, see rank	11.48%	11.82%
65 to 74 years	2,101	5.16%, see rank	6.62%	7.03%
75 to 84	1,320	3.24%, see rank	4.09%	4.23%
85 years and over	649	1.59%, see rank	1.83%	1.78%

ACS 2008-2012 data

Total population: 40,867

Median Age (see rank)

Crystal Lake, IL	35.20 years old
Illinois	36.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Crystal Lake, IL	33.40 years old
Illinois	35.30 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Crystal Lake, IL	37.80 years old
Illinois	38.00 years old
U.S.	38.50 years old

	Crystal Lake, IL	% of the Total Population	Illinois	U.S.
Under 5 years	2,936	7.18%, see rank	6.50%	6.51%
5 to 9 years	3,041	7.44%, see rank	6.68%	6.57%
10 to 14 years	3,384	8.28%, see rank	6.82%	6.68%
15 to 19 years	3,635	8.89%, see rank	7.16%	7.09%
20 to 24 years	1,960	4.80%, see rank	6.88%	7.04%
25 to 34 years	5,304	12.98%, see rank	13.84%	13.32%
35 to 44 years	5,943	14.54%, see rank	13.49%	13.34%
45 to 54 years	6,425	15.72%, see rank	14.46%	14.44%
55 to 64 years	4,047	9.90%, see rank	11.52%	11.84%
65 to 74 years	2,255	5.52%, see rank	6.71%	7.12%
75 to 84	1,299	3.18%, see rank	4.11%	4.25%
85 years and over	638	1.56%, see rank	1.83%	1.78%

ACS 2006-2010 data

Total population: 41,044

Median Age (see rank)

Crystal Lake, IL	35.60 years old
Illinois	36.20 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Crystal Lake, IL	34.40 years old
Illinois	34.90 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Crystal Lake, IL	37.00 years old
Illinois	37.60 years old
U.S.	38.10 years old

	Crystal Lake, IL	% of the Total Population	Illinois	U.S.
Under 5 years	3,077	7.50%, see rank	6.63%	6.62%
5 to 9 years	3,281	7.99%, see rank	6.78%	6.62%
10 to 14 years	3,297	8.03%, see rank	6.94%	6.79%
15 to 19 years	3,511	8.55%, see rank	7.31%	7.28%
20 to 24 years	2,214	5.39%, see rank	6.86%	6.98%
25 to 34 years	4,725	11.51%, see rank	13.78%	13.22%
35 to 44 years	6,504	15.85%, see rank	13.96%	13.89%
45 to 54 years	6,733	16.40%, see rank	14.55%	14.57%
55 to 64 years	3,574	8.71%, see rank	10.89%	11.28%
65 to 74 years	1,943	4.73%, see rank	6.36%	6.74%
75 to 84	1,358	3.31%, see rank	4.17%	4.30%
85 years and over	827	2.01%, see rank	1.77%	1.70%

ACS 2005-2009 data

Total population: 41,094

Median Age (see rank)

Crystal Lake, IL	35.90 years old
Illinois	35.90 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Crystal Lake, IL	35.10 years old
Illinois	34.60 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Crystal Lake, IL	38.00 years old
Illinois	37.20 years old
U.S.	37.90 years old

	Crystal Lake, IL	% of the Total Population	Illinois	U.S.
Under 5 years	2,806	6.83%, see rank	6.97%	6.92%
5 to 9 years	3,130	7.62%, see rank	6.76%	6.59%
10 to 14 years	3,355	8.16%, see rank	6.96%	6.83%
15 to 19 years	3,484	8.48%, see rank	7.24%	7.15%
20 to 24 years	2,565	6.24%, see rank	7.08%	7.02%
25 to 34 years	4,570	11.12%, see rank	13.73%	13.42%
35 to 44 years	6,801	16.55%, see rank	14.23%	14.18%
45 to 54 years	6,631	16.14%, see rank	14.47%	14.48%
55 to 64 years	3,443	8.38%, see rank	10.43%	10.81%
65 to 74 years	2,004	4.88%, see rank	6.21%	6.50%
75 to 84	1,412	3.44%, see rank	4.17%	4.40%
85 years and over	893	2.17%, see rank	1.74%	1.71%

US Census 2000 data

Total population: 38,000

Median Age (see rank)

Crystal Lake, IL	34.10 years old
Illinois	34.70 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Crystal Lake, IL	32.70 years old
Illinois	33.30 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Crystal Lake, IL	35.20 years old
Illinois	36.00 years old
U.S.	36.50 years old

	Crystal Lake, IL	% of the Total Population	Illinois	U.S.
Under 5 years	3,094	8.14%, see rank	7.06%	6.81%
5 to 9 years	3,553	9.35%, see rank	7.49%	7.30%
10 to 14 years	3,468	9.13%, see rank	7.29%	7.29%
15 to 19 years	2,745	7.22%, see rank	7.20%	7.18%
20 to 24 years	1,704	4.48%, see rank	6.85%	6.74%
25 to 34 years	5,083	13.38%, see rank	14.59%	14.18%
35 to 44 years	7,477	19.68%, see rank	15.97%	16.04%
45 to 54 years	4,951	13.03%, see rank	13.10%	13.39%
55 to 64 years	2,515	6.62%, see rank	8.38%	8.63%
65 to 74 years	1,695	4.46%, see rank	6.22%	6.54%
75 to 84	1,231	3.24%, see rank	4.31%	4.39%
85 years and over	484	1.27%, see rank	1.55%	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.