Franklin County, Iowa Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 73rd-largest in Iowa
The population of Franklin County, Iowa is 9,977 as of the 2023 American Community Survey, making it the 73rd-largest county in Iowa. The median household income is $63,648, the median home value is $118,500, and the median age is 41.9.
The population of Franklin County has declined 6.4% since 2010 (10,706 → 10,024), a -0.47% annualized rate.
9,977
Population
-0.47%
Annual growth
17
People / sq mi
$63,648
Median Income
$118,500
Median Home Value
Franklin County covers 582 sq mi of land at 17.1 people per square mile.
About Franklin County, IA
Franklin County is a county in Iowa with a population of 9,977. It ranks #73 among counties in Iowa by population. The median age is 41.9, older than the national median. The population is 50.8% male and 49.2% female.
The median household income in Franklin County is $63,648, below the US median of $74,580. 10.5% of residents live below the federal poverty level. Home values sit at a median of $118,500, with monthly rent averaging $649. The homeownership rate of 72.5% is higher than the national rate of 64.8%.
Educational attainment in Franklin County reflects 18.2% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 6.9% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 19.6 minutes each way.
Franklin County Population History (2010-2024)
The county of Franklin County had a population of 10,706 in 2010 and 10,024 in 2024, a -6.4% growth over 14 years. The peak was 10,706 in 2010. Average annual growth rate: -0.47%.
10,024
Population (2024)
10,706
Population (2010)
10,706
Peak (2010)
-0.47%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 10,706 |
| 2011 | 10,695 |
| 2012 | 10,509 |
| 2013 | 10,507 |
| 2014 | 10,433 |
| 2015 | 10,318 |
| 2016 | 10,173 |
| 2017 | 10,150 |
| 2018 | 10,081 |
| 2019 | 10,082 |
| 2020 | 9,995 |
| 2021 | 9,949 |
| 2022 | 9,918 |
| 2023 | 9,895 |
| 2024 | 10,024 |
Race & Ethnicity
| White | 87.0% |
| Black or African American | 0.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.7% |
| Two or More Races | 0.0% |
Age & Sex
41.9
Median Age
49.2%
Female
50.8%
Male
21.3%
Age 65+
Age Distribution
Children (under 15): 20.0% · Seniors (65+): 21.3%
Income & Poverty
| Median household income | $63,648$-9,499 vs state |
| Mean household income | $76,293 |
| Per-capita income | $32,451 |
| Poverty rate | 10.5%+3.6% vs state |
| Unemployment rate | 2.3% |
| Employment-to-population | 59.4% |
Top Industries by Employment
The largest employment sector in Franklin County is professional & business services, accounting for 19.9% of workers.
How residents commute
0.0%
Drive alone
3.8%
Carpool
78.5%
Public transit
6.9%
Work from home
19.6 min
Avg commute
Housing
$118,500$-77,400 vs state
Median home value
$649
Median rent
72.5%
Homeownership rate
4,657
Total housing units
87.7%
Occupied
12.3%
Vacant
27.5%
Renter-occupied
Social & access
89.3%
With health insurance
86.1%
With broadband internet
15.0%
Foreign-born
7.6%
Veterans (18+)
11.4%
With a disability
85.0%
Speak language other than English at home
Education
91.6%
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
Franklin County, Iowa has a population of 9,977 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 73rd-largest county in Iowa. Population density is 17 people per square mile.
The population of Franklin County has declined 6.4% since 2010 (10,706 → 10,024), a -0.47% annualized rate.
The median household income in Franklin County, Iowa is $63,648, with mean (average) household income of $76,293 and per-capita income of $32,451. 10.5% of residents live below the federal poverty level.
In Franklin County, the largest racial and ethnic groups are White (87.0%), Hispanic or Latino (1.7%), Black or African American (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Franklin County, Iowa is 41.9 years. Residents are 49.2% female and 50.8% male.
The median home value in Franklin County is $118,500 and median monthly rent is $649. 72.5% of occupied housing units are owner-occupied. The county has 4,657 total housing units, 12.3% of which are vacant.
The largest employment sector in Franklin County, Iowa is professional, scientific, and management services, employing 19.9% of workers. The unemployment rate is 2.3%.
Des Moines is among the largest cities associated with Franklin County, Iowa, with a population of 212,464.
More from Iowa
Population 497,441
Population 229,463
Population 174,302
Population 154,881
Full rankings of Iowa counties
Statewide data for Iowa
Population, race, income, age, and trends across Iowa
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.