Checked
Benton County, IA
15 cities and towns and 14 ZIP codes in Benton County, Iowa.
Population
25,724
Land area
716sq mi
People per sq mi
36
ZIP codes
14
Cities and towns in Benton County
Benton County at a glance
- Benton County is 38% less dense than Iowa as a whole.
- The median household income is $86,962, 16% above the Iowa median of $75,059.
- A typical owner-occupied home is valued at $208,200 and median rent is $826 a month.
- Its largest cities are Vinton (4,948), Belle Plaine (2,380) and Atkins (2,225).
Local data for Benton County, IA
Counts from official public data
Housing and community stats
Benton County, IA, American Community Survey 2020-2024
Median household income
$86,962
Poverty rate
7.4%
Median home value
$208,200
Prices +4.1% in a year
Median rent
$826/mo
Homeownership
85.0%
Bachelor's or higher
25.6%
Median age
43.1
Average commute
24.9 min
Largest reported origins and ancestries: German Americans (9,593), Irish Americans (4,061), Norwegian Americans (1,191).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
2.9%
Sep 2026, +0.2 pts in a year
Average annual pay
$52,040
6,040 jobs, 2025
Income per person
$66,113
BEA, 2024
Federal spending
$181M
FY 2026, $7,095 per person
PPP loans
$42.3M
1,416 loans, 4,951 jobs reported
Campaign donations
$66.1K
Itemized, 2026 cycle
How people get to work
Benton County, IA, workers 16 and older. American Community Survey 5-year estimates
- Drove alone78.0%
- Carpooled7.7%
- Public transit0.1%
- Walked1.5%
- Bicycle0.5%
- Taxi, ride-hailing, motorcycle or other0.6%
- Worked from home11.5%
Average one-way commute: 24.9 minutes for people who do not work from home.
Environment and hazard risk
Benton County, IA, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: drought
Storm events since 1996
889
Most often thunderstorm wind
Flood insurance policies
70
0.6% of homes, county
July high / Jan low
81° / 8°F
37.9 inches of rain a year
Hazards, floods and storm historyCheck a flood zone12 historic places
Health statistics
Share of adults in Benton County, IA, CDC PLACES estimates
Obesity
40.8%
U.S. 33.3% +7.5 pts
Diabetes
11.1%
U.S. 12.1% -1.0 pts
Smoking
14.9%
U.S. 12.8% +2.1 pts
Uninsured (18-64)
6.1%
U.S. 11.1% -5.0 pts
Cities, towns and ZIP codes in Benton County
Population shown
Frequently asked questions
- What is the largest city in Benton County, IA?
- Vinton is the largest city or town in Benton County, with about 4,948 residents.
- How many ZIP codes are in Benton County?
- Benton County includes 14 ZIP Code Tabulation Areas, including 52206, 52208, 52209, 52229, 52249.
- What is the population of Benton County, IA?
- About 25,724 people live in Benton County, based on American Community Survey 5-year estimates.
- What counties border Benton County?
- Benton County borders Linn County, Johnson County, Black Hawk County, Buchanan County, Poweshiek County, Tama County, Iowa County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023