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Richland County Historical Age Data

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ACS 2010-2014 data

Total population: 16,144

Median Age (see rank)

Richland County	42.80 years old
Illinois	37.00 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Richland County	41.00 years old
Illinois	35.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Richland County	44.80 years old
Illinois	38.40 years old
U.S.	38.80 years old

	Richland County	% of the Total Population	Illinois	U.S.
Under 5 years	966	5.98%, see rank	6.30%	6.36%
5 to 9 years	993	6.15%, see rank	6.58%	6.51%
10 to 14 years	1,067	6.61%, see rank	6.71%	6.59%
15 to 19 years	922	5.71%, see rank	6.94%	6.85%
20 to 24 years	948	5.87%, see rank	6.95%	7.13%
25 to 34 years	1,778	11.01%, see rank	13.84%	13.47%
35 to 44 years	1,821	11.28%, see rank	13.20%	12.96%
45 to 54 years	2,340	14.49%, see rank	14.17%	14.09%
55 to 64 years	2,144	13.28%, see rank	12.13%	12.29%
65 to 74 years	1,545	9.57%, see rank	7.18%	7.64%
75 to 84	1,087	6.73%, see rank	4.10%	4.25%
85 years and over	533	3.30%, see rank	1.90%	1.85%

US Census 2010 data

Total population: 16,233

Median Age (see rank)

Richland County	42.10 years old
Illinois	36.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Richland County	40.30 years old
Illinois	35.20 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Richland County	44.20 years old
Illinois	37.90 years old
U.S.	38.50 years old

	Richland County	% of the Total Population	Illinois	U.S.
Under 5 years	974	6.00%, see rank	6.51%	6.54%
5 to 9 years	1,045	6.44%, see rank	6.70%	6.59%
10 to 14 years	971	5.98%, see rank	6.85%	6.70%
15 to 19 years	1,062	6.54%, see rank	7.19%	7.14%
20 to 24 years	882	5.43%, see rank	6.85%	6.99%
25 to 34 years	1,837	11.32%, see rank	13.84%	13.30%
35 to 44 years	1,891	11.65%, see rank	13.45%	13.30%
45 to 54 years	2,432	14.98%, see rank	14.58%	14.58%
55 to 64 years	2,029	12.50%, see rank	11.48%	11.82%
65 to 74 years	1,541	9.49%, see rank	6.62%	7.03%
75 to 84	1,024	6.31%, see rank	4.09%	4.23%
85 years and over	545	3.36%, see rank	1.83%	1.78%

ACS 2008-2012 data

Total population: 16,181

Median Age (see rank)

Richland County	43.60 years old
Illinois	36.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Richland County	40.90 years old
Illinois	35.30 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Richland County	45.00 years old
Illinois	38.00 years old
U.S.	38.50 years old

	Richland County	% of the Total Population	Illinois	U.S.
Under 5 years	933	5.77%, see rank	6.50%	6.51%
5 to 9 years	1,018	6.29%, see rank	6.68%	6.57%
10 to 14 years	1,027	6.35%, see rank	6.82%	6.68%
15 to 19 years	1,008	6.23%, see rank	7.16%	7.09%
20 to 24 years	855	5.28%, see rank	6.88%	7.04%
25 to 34 years	1,772	10.95%, see rank	13.84%	13.32%
35 to 44 years	1,885	11.65%, see rank	13.49%	13.34%
45 to 54 years	2,427	15.00%, see rank	14.46%	14.44%
55 to 64 years	2,095	12.95%, see rank	11.52%	11.84%
65 to 74 years	1,552	9.59%, see rank	6.71%	7.12%
75 to 84	1,108	6.85%, see rank	4.11%	4.25%
85 years and over	501	3.10%, see rank	1.83%	1.78%

ACS 2006-2010 data

Total population: 16,166

Median Age (see rank)

Richland County	42.40 years old
Illinois	36.20 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Richland County	40.00 years old
Illinois	34.90 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Richland County	44.40 years old
Illinois	37.60 years old
U.S.	38.10 years old

	Richland County	% of the Total Population	Illinois	U.S.
Under 5 years	971	6.01%, see rank	6.63%	6.62%
5 to 9 years	962	5.95%, see rank	6.78%	6.62%
10 to 14 years	1,035	6.40%, see rank	6.94%	6.79%
15 to 19 years	1,038	6.42%, see rank	7.31%	7.28%
20 to 24 years	929	5.75%, see rank	6.86%	6.98%
25 to 34 years	1,773	10.97%, see rank	13.78%	13.22%
35 to 44 years	2,038	12.61%, see rank	13.96%	13.89%
45 to 54 years	2,398	14.83%, see rank	14.55%	14.57%
55 to 64 years	1,963	12.14%, see rank	10.89%	11.28%
65 to 74 years	1,509	9.33%, see rank	6.36%	6.74%
75 to 84	1,089	6.74%, see rank	4.17%	4.30%
85 years and over	461	2.85%, see rank	1.77%	1.70%

ACS 2005-2009 data

Total population: 15,621

Median Age (see rank)

Richland County	40.90 years old
Illinois	35.90 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Richland County	39.30 years old
Illinois	34.60 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Richland County	43.80 years old
Illinois	37.20 years old
U.S.	37.90 years old

	Richland County	% of the Total Population	Illinois	U.S.
Under 5 years	930	5.95%, see rank	6.97%	6.92%
5 to 9 years	949	6.08%, see rank	6.76%	6.59%
10 to 14 years	994	6.36%, see rank	6.96%	6.83%
15 to 19 years	950	6.08%, see rank	7.24%	7.15%
20 to 24 years	932	5.97%, see rank	7.08%	7.02%
25 to 34 years	1,834	11.74%, see rank	13.73%	13.42%
35 to 44 years	1,962	12.56%, see rank	14.23%	14.18%
45 to 54 years	2,293	14.68%, see rank	14.47%	14.48%
55 to 64 years	1,755	11.23%, see rank	10.43%	10.81%
65 to 74 years	1,497	9.58%, see rank	6.21%	6.50%
75 to 84	1,107	7.09%, see rank	4.17%	4.40%
85 years and over	418	2.68%, see rank	1.74%	1.71%

US Census 2000 data

Total population: 16,149

Median Age (see rank)

Richland County	39.10 years old
Illinois	34.70 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Richland County	37.30 years old
Illinois	33.30 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Richland County	40.50 years old
Illinois	36.00 years old
U.S.	36.50 years old

	Richland County	% of the Total Population	Illinois	U.S.
Under 5 years	987	6.11%, see rank	7.06%	6.81%
5 to 9 years	1,041	6.45%, see rank	7.49%	7.30%
10 to 14 years	1,179	7.30%, see rank	7.29%	7.29%
15 to 19 years	1,197	7.41%, see rank	7.20%	7.18%
20 to 24 years	900	5.57%, see rank	6.85%	6.74%
25 to 34 years	1,835	11.36%, see rank	14.59%	14.18%
35 to 44 years	2,460	15.23%, see rank	15.97%	16.04%
45 to 54 years	2,025	12.54%, see rank	13.10%	13.39%
55 to 64 years	1,683	10.42%, see rank	8.38%	8.63%
65 to 74 years	1,421	8.80%, see rank	6.22%	6.54%
75 to 84	980	6.07%, see rank	4.31%	4.39%
85 years and over	441	2.73%, 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.