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Population Review

Fayette County, Iowa Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 36th-largest in Iowa

The population of Fayette County, Iowa is 19,393 as of the 2023 American Community Survey, making it the 36th-largest county in Iowa. The median household income is $58,764, the median home value is $130,800, and the median age is 43.7.

The population of Fayette County has declined 8.2% since 2010 (20,860 → 19,152), a -0.61% annualized rate.

Fayette County within Iowa · Source: US Census TIGER/Line via us-atlas

19,393

Population

-0.61%

Annual growth

27

People / sq mi

$58,764

Median Income

$130,800

Median Home Value

Fayette County covers 731 sq mi of land at 26.5 people per square mile.

About Fayette County, IA

Fayette County is a county in Iowa with a population of 19,393. It ranks #36 among counties in Iowa by population. The median age is 43.7, older than the national median. The population is 50.4% male and 49.6% female.

The median household income in Fayette County is $58,764, below the US median of $74,580. 9.0% of residents live below the federal poverty level. Home values sit at a median of $130,800, with monthly rent averaging $813. The homeownership rate of 77.0% is higher than the national rate of 64.8%.

Educational attainment in Fayette County reflects 18.2% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 8.2% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 22.1 minutes each way.

Fayette County Population History (2010-2024)

The county of Fayette County had a population of 20,860 in 2010 and 19,152 in 2024, a -8.2% growth over 14 years. The peak was 20,975 in 2011. Average annual growth rate: -0.61%.

2011 · 21K20102024

19,152

Population (2024)

20,860

Population (2010)

20,975

Peak (2011)

-0.61%

Avg Annual Growth

YearPopulation
201020,860
201120,975
201220,773
201320,516
201420,288
201520,143
201619,858
201719,680
201819,643
201919,575
202019,448
202119,303
202219,292
202319,239
202419,152

Race & Ethnicity

White92.7%
Black or African American0.8%
Asian0.0%
Hispanic or Latino (any race)1.4%
Two or More Races0.0%

Age & Sex

43.7

Median Age

49.6%

Female

50.4%

Male

22.1%

Age 65+

Age Distribution

Under 5
5.8%
5–9
5.6%
10–14
6.2%
15–19
6.6%
20–24
5.9%
25–34
10.8%
35–44
10.6%
45–54
10.7%
55–59
7.9%
60–64
7.8%
65–74
12.1%
75–84
6.7%
85+
3.3%

Children (under 15): 17.6% · Seniors (65+): 22.1%

Income & Poverty

Median household income$58,764$-14,383 vs state
Mean household income$75,669
Per-capita income$32,982
Poverty rate9.0%+2.1% vs state
Unemployment rate2.3%
Employment-to-population58.3%

Top Industries by Employment

Professional & business services
24.8%
Manufacturing
17.2%
Construction
9.0%
Agriculture
7.5%
Education & health care
6.2%
Retail trade
6.1%
Finance & real estate
5.9%
Arts, entertainment & food
5.0%

The largest employment sector in Fayette County is professional & business services, accounting for 24.8% of workers.

How residents commute

0.1%

Drive alone

3.4%

Carpool

79.3%

Public transit

8.2%

Work from home

22.1 min

Avg commute

Housing

$130,800$-65,100 vs state

Median home value

$813

Median rent

77.0%

Homeownership rate

9,324

Total housing units

88.0%

Occupied

12.0%

Vacant

23.0%

Renter-occupied

Social & access

95.3%

With health insurance

90.1%

With broadband internet

19.1%

Foreign-born

8.5%

Veterans (18+)

16.4%

With a disability

97.2%

Speak language other than English at home

Education

93.4%

High School+

18.2%

Bachelor's+

Largest cities in Iowa

Other counties in Iowa

Part of Iowa

Metro areas in Iowa

County rankings

Frequently Asked Questions

Fayette County, Iowa has a population of 19,393 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 36th-largest county in Iowa. Population density is 27 people per square mile.

The population of Fayette County has declined 8.2% since 2010 (20,860 → 19,152), a -0.61% annualized rate.

The median household income in Fayette County, Iowa is $58,764, with mean (average) household income of $75,669 and per-capita income of $32,982. 9.0% of residents live below the federal poverty level.

In Fayette County, the largest racial and ethnic groups are White (92.7%), Hispanic or Latino (1.4%), Black or African American (0.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Fayette County, Iowa is 43.7 years. Residents are 49.6% female and 50.4% male.

The median home value in Fayette County is $130,800 and median monthly rent is $813. 77.0% of occupied housing units are owner-occupied. The county has 9,324 total housing units, 12.0% of which are vacant.

The largest employment sector in Fayette County, Iowa is professional, scientific, and management services, employing 24.8% of workers. The unemployment rate is 2.3%.

Des Moines is among the largest cities associated with Fayette County, Iowa, with a population of 212,464.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.