Jefferson

County in Kansas

County

The population development of Jefferson.

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
Jefferson	County	15,905	18,426	19,126	18,362	18,332	→
Kansas	State	2,477,574	2,688,418	2,853,118	2,937,745	2,970,606

Contents: Incorporated Places

The population development of the incorporated places in Jefferson.

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

Name	Status	County	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
McLouth	City	Jefferson	716	794	888	862	838	→
Meriden	City	Jefferson	622	726	813	746	719	→
Nortonville	City	Jefferson	653	639	637	603	586	→
Oskaloosa	City	Jefferson	1,088	1,228	1,110	1,101	1,073	→
Ozawkie	City	Jefferson	297	425	647	637	623	→
Perry	City	Jefferson	896	914	926	850	846	→
Valley Falls	City	Jefferson	1,245	1,262	1,186	1,092	1,066	→
Winchester	City	Jefferson	613	603	544	455	443	→

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	9,285
Females	9,083

Age Groups (C 2020)
0-17 years	4,291
18-64 years	10,434
65+ years	3,643

Age Distribution (C 2020)
80+ years	740
70-79 years	1,635
60-69 years	2,736
50-59 years	2,768
40-49 years	2,110
30-39 years	2,102
20-29 years	1,639
10-19 years	2,447
0-9 years	2,191

Urbanization (C 2020)
Rural	18,208
Urban	160

»Race« (C 2020)
White	16,797
Black/African American	103
Indigenous	128
Asian	43
Pacific Islander	31
Some other	124
2 or more	1,142

Ethnicity (C 2020)
Hispanic or Latino	567
Other	17,801