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Ottawa, IL Historical Age Data

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ACS 2010-2014 data

Total population: 18,992

Median Age (see rank)

Ottawa, IL	40.90 years old
Illinois	37.00 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Ottawa, IL	38.70 years old
Illinois	35.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Ottawa, IL	42.80 years old
Illinois	38.40 years old
U.S.	38.80 years old

	Ottawa, IL	% of the Total Population	Illinois	U.S.
Under 5 years	1,233	6.49%, see rank	6.30%	6.36%
5 to 9 years	1,154	6.08%, see rank	6.58%	6.51%
10 to 14 years	1,407	7.41%, see rank	6.71%	6.59%
15 to 19 years	1,067	5.62%, see rank	6.94%	6.85%
20 to 24 years	1,321	6.96%, see rank	6.95%	7.13%
25 to 34 years	2,290	12.06%, see rank	13.84%	13.47%
35 to 44 years	1,884	9.92%, see rank	13.20%	12.96%
45 to 54 years	2,993	15.76%, see rank	14.17%	14.09%
55 to 64 years	2,291	12.06%, see rank	12.13%	12.29%
65 to 74 years	1,662	8.75%, see rank	7.18%	7.64%
75 to 84	1,144	6.02%, see rank	4.10%	4.25%
85 years and over	546	2.87%, see rank	1.90%	1.85%

US Census 2010 data

Total population: 18,768

Median Age (see rank)

Ottawa, IL	40.20 years old
Illinois	36.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Ottawa, IL	38.30 years old
Illinois	35.20 years old
U.S.	35.80 years old

Median Age, Female (see rank)

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

	Ottawa, IL	% of the Total Population	Illinois	U.S.
Under 5 years	1,177	6.27%, see rank	6.51%	6.54%
5 to 9 years	1,256	6.69%, see rank	6.70%	6.59%
10 to 14 years	1,181	6.29%, see rank	6.85%	6.70%
15 to 19 years	1,218	6.49%, see rank	7.19%	7.14%
20 to 24 years	1,109	5.91%, see rank	6.85%	6.99%
25 to 34 years	2,373	12.64%, see rank	13.84%	13.30%
35 to 44 years	2,254	12.01%, see rank	13.45%	13.30%
45 to 54 years	2,851	15.19%, see rank	14.58%	14.58%
55 to 64 years	2,242	11.95%, see rank	11.48%	11.82%
65 to 74 years	1,391	7.41%, see rank	6.62%	7.03%
75 to 84	1,180	6.29%, see rank	4.09%	4.23%
85 years and over	536	2.86%, see rank	1.83%	1.78%

ACS 2008-2012 data

Total population: 19,258

Median Age (see rank)

Ottawa, IL	41.00 years old
Illinois	36.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Ottawa, IL	35.50 years old
Illinois	35.30 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Ottawa, IL	44.70 years old
Illinois	38.00 years old
U.S.	38.50 years old

	Ottawa, IL	% of the Total Population	Illinois	U.S.
Under 5 years	1,097	5.70%, see rank	6.50%	6.51%
5 to 9 years	1,368	7.10%, see rank	6.68%	6.57%
10 to 14 years	1,205	6.26%, see rank	6.82%	6.68%
15 to 19 years	1,177	6.11%, see rank	7.16%	7.09%
20 to 24 years	1,236	6.42%, see rank	6.88%	7.04%
25 to 34 years	2,386	12.39%, see rank	13.84%	13.32%
35 to 44 years	2,197	11.41%, see rank	13.49%	13.34%
45 to 54 years	2,991	15.53%, see rank	14.46%	14.44%
55 to 64 years	2,209	11.47%, see rank	11.52%	11.84%
65 to 74 years	1,581	8.21%, see rank	6.71%	7.12%
75 to 84	1,266	6.57%, see rank	4.11%	4.25%
85 years and over	545	2.83%, see rank	1.83%	1.78%

ACS 2006-2010 data

Total population: 19,263

Median Age (see rank)

Ottawa, IL	39.60 years old
Illinois	36.20 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Ottawa, IL	34.40 years old
Illinois	34.90 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Ottawa, IL	44.70 years old
Illinois	37.60 years old
U.S.	38.10 years old

	Ottawa, IL	% of the Total Population	Illinois	U.S.
Under 5 years	1,169	6.07%, see rank	6.63%	6.62%
5 to 9 years	1,361	7.07%, see rank	6.78%	6.62%
10 to 14 years	1,127	5.85%, see rank	6.94%	6.79%
15 to 19 years	1,098	5.70%, see rank	7.31%	7.28%
20 to 24 years	1,248	6.48%, see rank	6.86%	6.98%
25 to 34 years	2,598	13.49%, see rank	13.78%	13.22%
35 to 44 years	2,335	12.12%, see rank	13.96%	13.89%
45 to 54 years	2,833	14.71%, see rank	14.55%	14.57%
55 to 64 years	2,152	11.17%, see rank	10.89%	11.28%
65 to 74 years	1,446	7.51%, see rank	6.36%	6.74%
75 to 84	1,140	5.92%, see rank	4.17%	4.30%
85 years and over	756	3.92%, see rank	1.77%	1.70%

ACS 2005-2009 data

Total population: 19,278

Median Age (see rank)

Ottawa, IL	40.60 years old
Illinois	35.90 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Ottawa, IL	35.30 years old
Illinois	34.60 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Ottawa, IL	44.70 years old
Illinois	37.20 years old
U.S.	37.90 years old

	Ottawa, IL	% of the Total Population	Illinois	U.S.
Under 5 years	1,161	6.02%, see rank	6.97%	6.92%
5 to 9 years	1,132	5.87%, see rank	6.76%	6.59%
10 to 14 years	1,097	5.69%, see rank	6.96%	6.83%
15 to 19 years	1,168	6.06%, see rank	7.24%	7.15%
20 to 24 years	1,576	8.18%, see rank	7.08%	7.02%
25 to 34 years	2,353	12.21%, see rank	13.73%	13.42%
35 to 44 years	2,343	12.15%, see rank	14.23%	14.18%
45 to 54 years	2,876	14.92%, see rank	14.47%	14.48%
55 to 64 years	2,034	10.55%, see rank	10.43%	10.81%
65 to 74 years	1,431	7.42%, see rank	6.21%	6.50%
75 to 84	1,234	6.40%, see rank	4.17%	4.40%
85 years and over	873	4.53%, see rank	1.74%	1.71%

US Census 2000 data

Total population: 18,307

Median Age (see rank)

Ottawa, IL	38.20 years old
Illinois	34.70 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Ottawa, IL	36.40 years old
Illinois	33.30 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Ottawa, IL	39.80 years old
Illinois	36.00 years old
U.S.	36.50 years old

	Ottawa, IL	% of the Total Population	Illinois	U.S.
Under 5 years	1,180	6.45%, see rank	7.06%	6.81%
5 to 9 years	1,249	6.82%, see rank	7.49%	7.30%
10 to 14 years	1,344	7.34%, see rank	7.29%	7.29%
15 to 19 years	1,259	6.88%, see rank	7.20%	7.18%
20 to 24 years	1,011	5.52%, see rank	6.85%	6.74%
25 to 34 years	2,236	12.21%, see rank	14.59%	14.18%
35 to 44 years	2,928	15.99%, see rank	15.97%	16.04%
45 to 54 years	2,286	12.49%, see rank	13.10%	13.39%
55 to 64 years	1,529	8.35%, see rank	8.38%	8.63%
65 to 74 years	1,559	8.52%, see rank	6.22%	6.54%
75 to 84	1,220	6.66%, see rank	4.31%	4.39%
85 years and over	506	2.76%, 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.