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Waterloo, IL Historical Age Data

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ACS 2010-2014 data

Total population: 10,102

Median Age (see rank)

Waterloo, IL	40.00 years old
Illinois	37.00 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Waterloo, IL	39.30 years old
Illinois	35.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Waterloo, IL	40.50 years old
Illinois	38.40 years old
U.S.	38.80 years old

	Waterloo, IL	% of the Total Population	Illinois	U.S.
Under 5 years	682	6.75%, see rank	6.30%	6.36%
5 to 9 years	505	5.00%, see rank	6.58%	6.51%
10 to 14 years	722	7.15%, see rank	6.71%	6.59%
15 to 19 years	660	6.53%, see rank	6.94%	6.85%
20 to 24 years	466	4.61%, see rank	6.95%	7.13%
25 to 34 years	1,235	12.23%, see rank	13.84%	13.47%
35 to 44 years	1,515	15.00%, see rank	13.20%	12.96%
45 to 54 years	1,636	16.19%, see rank	14.17%	14.09%
55 to 64 years	1,278	12.65%, see rank	12.13%	12.29%
65 to 74 years	740	7.33%, see rank	7.18%	7.64%
75 to 84	500	4.95%, see rank	4.10%	4.25%
85 years and over	163	1.61%, see rank	1.90%	1.85%

US Census 2010 data

Total population: 9,811

Median Age (see rank)

Waterloo, IL	39.80 years old
Illinois	36.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Waterloo, IL	37.90 years old
Illinois	35.20 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Waterloo, IL	41.80 years old
Illinois	37.90 years old
U.S.	38.50 years old

	Waterloo, IL	% of the Total Population	Illinois	U.S.
Under 5 years	636	6.48%, see rank	6.51%	6.54%
5 to 9 years	641	6.53%, see rank	6.70%	6.59%
10 to 14 years	678	6.91%, see rank	6.85%	6.70%
15 to 19 years	622	6.34%, see rank	7.19%	7.14%
20 to 24 years	523	5.33%, see rank	6.85%	6.99%
25 to 34 years	1,204	12.27%, see rank	13.84%	13.30%
35 to 44 years	1,297	13.22%, see rank	13.45%	13.30%
45 to 54 years	1,526	15.55%, see rank	14.58%	14.58%
55 to 64 years	1,079	11.00%, see rank	11.48%	11.82%
65 to 74 years	740	7.54%, see rank	6.62%	7.03%
75 to 84	591	6.02%, see rank	4.09%	4.23%
85 years and over	274	2.79%, see rank	1.83%	1.78%

ACS 2008-2012 data

Total population: 9,826

Median Age (see rank)

Waterloo, IL	40.60 years old
Illinois	36.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Waterloo, IL	39.90 years old
Illinois	35.30 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Waterloo, IL	41.70 years old
Illinois	38.00 years old
U.S.	38.50 years old

	Waterloo, IL	% of the Total Population	Illinois	U.S.
Under 5 years	683	6.95%, see rank	6.50%	6.51%
5 to 9 years	473	4.81%, see rank	6.68%	6.57%
10 to 14 years	624	6.35%, see rank	6.82%	6.68%
15 to 19 years	670	6.82%, see rank	7.16%	7.09%
20 to 24 years	478	4.86%, see rank	6.88%	7.04%
25 to 34 years	1,028	10.46%, see rank	13.84%	13.32%
35 to 44 years	1,576	16.04%, see rank	13.49%	13.34%
45 to 54 years	1,690	17.20%, see rank	14.46%	14.44%
55 to 64 years	1,098	11.17%, see rank	11.52%	11.84%
65 to 74 years	797	8.11%, see rank	6.71%	7.12%
75 to 84	452	4.60%, see rank	4.11%	4.25%
85 years and over	257	2.62%, see rank	1.83%	1.78%

ACS 2006-2010 data

Total population: 9,640

Median Age (see rank)

Waterloo, IL	39.70 years old
Illinois	36.20 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Waterloo, IL	39.30 years old
Illinois	34.90 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Waterloo, IL	40.30 years old
Illinois	37.60 years old
U.S.	38.10 years old

	Waterloo, IL	% of the Total Population	Illinois	U.S.
Under 5 years	837	8.68%, see rank	6.63%	6.62%
5 to 9 years	526	5.46%, see rank	6.78%	6.62%
10 to 14 years	669	6.94%, see rank	6.94%	6.79%
15 to 19 years	655	6.79%, see rank	7.31%	7.28%
20 to 24 years	446	4.63%, see rank	6.86%	6.98%
25 to 34 years	926	9.61%, see rank	13.78%	13.22%
35 to 44 years	1,705	17.69%, see rank	13.96%	13.89%
45 to 54 years	1,557	16.15%, see rank	14.55%	14.57%
55 to 64 years	883	9.16%, see rank	10.89%	11.28%
65 to 74 years	714	7.41%, see rank	6.36%	6.74%
75 to 84	523	5.43%, see rank	4.17%	4.30%
85 years and over	199	2.06%, see rank	1.77%	1.70%

ACS 2005-2009 data

Total population: 9,649

Median Age (see rank)

Waterloo, IL	38.30 years old
Illinois	35.90 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Waterloo, IL	36.80 years old
Illinois	34.60 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Waterloo, IL	39.30 years old
Illinois	37.20 years old
U.S.	37.90 years old

	Waterloo, IL	% of the Total Population	Illinois	U.S.
Under 5 years	825	8.55%, see rank	6.97%	6.92%
5 to 9 years	644	6.67%, see rank	6.76%	6.59%
10 to 14 years	554	5.74%, see rank	6.96%	6.83%
15 to 19 years	729	7.56%, see rank	7.24%	7.15%
20 to 24 years	613	6.35%, see rank	7.08%	7.02%
25 to 34 years	985	10.21%, see rank	13.73%	13.42%
35 to 44 years	1,592	16.50%, see rank	14.23%	14.18%
45 to 54 years	1,522	15.77%, see rank	14.47%	14.48%
55 to 64 years	829	8.59%, see rank	10.43%	10.81%
65 to 74 years	675	7.00%, see rank	6.21%	6.50%
75 to 84	471	4.88%, see rank	4.17%	4.40%
85 years and over	210	2.18%, see rank	1.74%	1.71%

US Census 2000 data

Total population: 7,614

Median Age (see rank)

Waterloo, IL	36.40 years old
Illinois	34.70 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Waterloo, IL	34.20 years old
Illinois	33.30 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Waterloo, IL	38.50 years old
Illinois	36.00 years old
U.S.	36.50 years old

	Waterloo, IL	% of the Total Population	Illinois	U.S.
Under 5 years	540	7.09%, see rank	7.06%	6.81%
5 to 9 years	542	7.12%, see rank	7.49%	7.30%
10 to 14 years	584	7.67%, see rank	7.29%	7.29%
15 to 19 years	529	6.95%, see rank	7.20%	7.18%
20 to 24 years	413	5.42%, see rank	6.85%	6.74%
25 to 34 years	1,034	13.58%, see rank	14.59%	14.18%
35 to 44 years	1,284	16.86%, see rank	15.97%	16.04%
45 to 54 years	894	11.74%, see rank	13.10%	13.39%
55 to 64 years	573	7.53%, see rank	8.38%	8.63%
65 to 74 years	570	7.49%, see rank	6.22%	6.54%
75 to 84	418	5.49%, see rank	4.31%	4.39%
85 years and over	233	3.06%, 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.