Jefferson

County in Iowa

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	16,310	16,181	16,843	15,667	15,781	→
Iowa	State	2,776,755	2,926,324	3,046,355	3,190,546	3,241,488

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
Batavia	City	Jefferson	520	496	500	433	434	→
Coppock	City	Washington / Henry / Jefferson	50	51	47	36	35	→
Fairfield	City	Jefferson	10,148	9,660	9,480	9,422	9,511	→
Libertyville	City	Jefferson	271	320	315	277	278	→
Lockridge	City	Jefferson	270	263	258	242	245	→
Maharishi Vedic City	City	Jefferson	...	131	259	273	290	→
Packwood	City	Jefferson	214	223	204	186	186	→
Pleasant Plain	City	Jefferson	128	127	93	83	83	→

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	8,008
Females	7,655

Age Groups (C 2020)
0-17 years	2,939
18-64 years	8,424
65+ years	4,300

Age Distribution (C 2020)
80+ years	719
70-79 years	1,963
60-69 years	2,791
50-59 years	1,765
40-49 years	1,586
30-39 years	1,954
20-29 years	1,680
10-19 years	1,697
0-9 years	1,508

Urbanization (C 2020)
Rural	6,452
Urban	9,211

»Race« (C 2020)
White	13,565
Black/African American	419
Indigenous	55
Asian	500
Pacific Islander	9
Some other	312
2 or more	803

Ethnicity (C 2020)
Hispanic or Latino	610
Other	15,053