Duncan

Township in Illinois

Contents: Population

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

Name	Status	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2022-07-01
Duncan	Township	337	297	272	259	256
Illinois	State	11,430,602	12,419,293	12,830,632	12,812,508	12,582,032

Source: U.S. Census Bureau (web).

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	149
Females	152

Age Groups (C 2020)
0-17 years	77
18-64 years	152
65+ years	72

Age Distribution (C 2020)
80+ years	21
70-79 years	31
60-69 years	39
50-59 years	32
40-49 years	25
30-39 years	32
20-29 years	38
10-19 years	41
0-9 years	42

Urbanization (C 2020)
Rural	301

»Race« (C 2020)
White	276
Asian	2
Some other	1
2 or more	22

Ethnicity (C 2020)
Hispanic or Latino	16
Other	285

Located in:

Mercer county