Mason

County in Illinois

Contents: Subdivision

The population development in Mason as well as related information and services (Wikipedia, Google, images).

The Details icon links to further information about a selected division including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).

Name	Status	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2024-07-01
Mason	County	16,269	16,038	14,666	13,086	12,543
Allens Grove	Township	669	695	586	465	446	→
Bath	Township	864	853	868	739	710	→
Crane Creek	Township	195	158	136	155	149	→
Forest City	Township	670	674	522	467	451	→
Havana	Township	5,593	5,298	4,814	4,395	4,206	→
Kilbourne	Township	633	588	504	472	454	→
Lynchburg	Township	254	274	275	232	223	→
Manito	Township	2,593	2,534	2,466	2,244	2,152	→
Mason City	Township	2,729	2,837	2,633	2,334	2,231	→
Pennsylvania	Township	238	194	206	156	150	→
Quiver	Township	969	1,075	900	717	691	→
Salt Creek	Township	239	242	228	221	212	→
Sherman	Township	623	612	528	489	468	→
Illinois	State	11,430,602	12,419,293	12,830,632	12,821,814	12,710,158

Source: U.S. Census Bureau.

Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.

Further information about the population structure:

Gender (C 2020)
Males	6,476
Females	6,610

Age Groups (C 2020)
0-17 years	2,656
18-64 years	7,360
65+ years	3,070

Age Distribution (C 2020)
80+ years	792
70-79 years	1,375
60-69 years	1,903
50-59 years	1,886
40-49 years	1,526
30-39 years	1,348
20-29 years	1,323
10-19 years	1,564
0-9 years	1,369

Urbanization (C 2020)
Rural	13,086

»Race« (C 2020)
White	12,423
Black/African American	51
Indigenous	24
Asian	28
Pacific Islander	1
Some other	43
2 or more	516

Ethnicity (C 2020)
Hispanic or Latino	184
Other	12,902