Keokuk County, Iowa Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 74th-largest in Iowa
The population of Keokuk County, Iowa is 9,964 as of the 2023 American Community Survey, making it the 74th-largest county in Iowa. The median household income is $60,856, the median home value is $112,200, and the median age is 42.8.
The population of Keokuk County has declined 6.2% since 2010 (10,508 → 9,855), a -0.46% annualized rate.
9,964
Population
-0.46%
Annual growth
17
People / sq mi
$60,856
Median Income
$112,200
Median Home Value
Keokuk County covers 579 sq mi of land at 17.2 people per square mile.
About Keokuk County, IA
Keokuk County is distinguished by its share of foreign-born residents, 14.0% of the population. With 9,964 residents, Keokuk County is a county in Iowa.
Household earnings are middling, with a median of $60,856 — below the US median of $78,538. The poverty rate is 10.8%, below the national 12.4%. Homes are comparatively cheap — a median value of $112,200, with typical rent around $822.
Fewer adults hold degrees here than in most comparable places — 15.9%, below the national 35.0%. Around 8.3% of workers work from home, below the national 14.0%, and the average commute runs about 27 minutes each way.
Keokuk County Population History (2010-2024)
The county of Keokuk County had a population of 10,508 in 2010 and 9,855 in 2024, a -6.2% growth over 14 years. The peak was 10,508 in 2010. Average annual growth rate: -0.45%.
9,855
Population (2024)
10,508
Population (2010)
10,508
Peak (2010)
-0.45%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 10,508 |
| 2011 | 10,399 |
| 2012 | 10,427 |
| 2013 | 10,336 |
| 2014 | 10,282 |
| 2015 | 10,169 |
| 2016 | 10,171 |
| 2017 | 10,144 |
| 2018 | 10,221 |
| 2019 | 10,192 |
| 2020 | 10,012 |
| 2021 | 9,912 |
| 2022 | 9,895 |
| 2023 | 9,947 |
| 2024 | 9,855 |
Race & Ethnicity
| White | 95.9% |
| Black or African American | 0.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
| Two or More Races | 0.0% |
Age & Sex
42.8
Median Age
48.6%
Female
51.4%
Male
21.9%
Age 65+
Age Distribution
Children (under 15): 18.4% · Seniors (65+): 21.9%
Income & Poverty
| Median household income | $60,856$-12,291 vs state |
| Mean household income | $80,199 |
| Per-capita income | $33,181 |
| Poverty rate | 10.8%+3.9% vs state |
| Unemployment rate | 2.1% |
| Employment-to-population | 57.4% |
Top Industries by Employment
The largest employment sector in Keokuk County is professional & business services, accounting for 23.6% of workers.
How residents commute
0.2%
Drive alone
3.2%
Carpool
79.6%
Public transit
8.3%
Work from home
26.6 min
Avg commute
Housing
$112,200$-83,700 vs state
Median home value
$822
Median rent
78.9%
Homeownership rate
4,650
Total housing units
87.4%
Occupied
12.6%
Vacant
21.1%
Renter-occupied
Social & access
96.7%
With health insurance
91.9%
With broadband internet
14.0%
Foreign-born
6.9%
Veterans (18+)
16.4%
With a disability
97.6%
Speak language other than English at home
Education
94.3%
High School+
15.9%
Bachelor's+
Largest cities in Iowa
Other counties in Iowa
Part of Iowa
Metro areas in Iowa
County rankings
Frequently Asked Questions
Keokuk County, Iowa has a population of 9,964 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 74th-largest county in Iowa. Population density is 17 people per square mile.
The population of Keokuk County has declined 6.2% since 2010 (10,508 → 9,855), a -0.46% annualized rate.
The median household income in Keokuk County, Iowa is $60,856, with mean (average) household income of $80,199 and per-capita income of $33,181. 10.8% of residents live below the federal poverty level.
In Keokuk County, the largest racial and ethnic groups are White (95.9%), Hispanic or Latino (1.0%), Black or African American (0.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Keokuk County, Iowa is 42.8 years. Residents are 48.6% female and 51.4% male.
The median home value in Keokuk County is $112,200 and median monthly rent is $822. 78.9% of occupied housing units are owner-occupied. The county has 4,650 total housing units, 12.6% of which are vacant.
The largest employment sector in Keokuk County, Iowa is professional, scientific, and management services, employing 23.6% of workers. The unemployment rate is 2.1%.
Des Moines is among the largest cities associated with Keokuk County, Iowa, with a population of 212,464.
Keokuk County, IA Climate
Keokuk County, IA has an average annual temperature of 10.1°C (50°F) and receives about 888 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
10.1°C
Avg Temp
888
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -6° / 21° | 26 mm |
| February | -3° / 27° | 22 mm |
| March | 4° / 38° | 57 mm |
| April | 10° / 51° | 94 mm |
| May | 17° / 62° | 101 mm |
| June | 22° / 71° | 101 mm |
| July | 24° / 76° | 114 mm |
| August | 23° / 73° | 102 mm |
| September | 18° / 65° | 104 mm |
| October | 12° / 53° | 71 mm |
| November | 4° / 39° | 60 mm |
| December | -3° / 26° | 36 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Keokuk County, IA
The most comfortable months to visit Keokuk County, IA are typically June, August and September, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -11°C low). July is usually the wettest month.
Where to stay near Keokuk County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.