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Population Review

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.

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

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 distinguished by its share of foreign-born residents, 15.0% of the population. With 9,977 residents, Franklin County is a county in Iowa.

Household earnings are middling, with a median of $63,648 — below the US median of $78,538. About 10.5% of residents live below the federal poverty level, below the national 12.4%. Property is affordable here, the median home worth $118,500, with typical rent around $649.

Roughly 18.2% of adults have a bachelor’s, below the national 35.0%. Remote work is below the national 14.0% at 6.9%, and the average commute runs about 20 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%.

2010 · 11K20102024
Franklin County population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

10,024

Population (2024)

10,706

Population (2010)

10,706

Peak (2010)

-0.47%

Avg Annual Growth

YearPopulation
201010,706
201110,695
201210,509
201310,507
201410,433
201510,318
201610,173
201710,150
201810,081
201910,082
20209,995
20219,949
20229,918
20239,895
202410,024

Race & Ethnicity

White87.0%
Black or African American0.6%
Asian0.0%
Hispanic or Latino (any race)1.7%
Two or More Races0.0%

Age & Sex

41.9

Median Age

49.2%

Female

50.8%

Male

21.3%

Age 65+

Age Distribution

Under 5
6.9%
5–9
5.0%
10–14
8.1%
15–19
6.5%
20–24
5.3%
25–34
10.0%
35–44
10.6%
45–54
12.2%
55–59
7.1%
60–64
7.1%
65–74
12.1%
75–84
6.2%
85+
3.0%

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 rate10.5%+3.6% vs state
Unemployment rate2.3%
Employment-to-population59.4%

Top Industries by Employment

Professional & business services
19.9%
Manufacturing
18.9%
Agriculture
9.5%
Construction
8.5%
Retail trade
7.1%
Arts, entertainment & food
4.8%
Education & health care
4.5%
Finance & real estate
4.3%

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.

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

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