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Jefferson County, IN
7 cities and towns and 5 ZIP codes in Jefferson County, Indiana.
Population
32,998
Land area
361sq mi
People per sq mi
91
ZIP codes
5
Cities and towns in Jefferson County
Jefferson County at a glance
- Jefferson County is 52% less dense than Indiana as a whole.
- Households here earn a median of $64,577 a year, 10% less than the Indiana figure of $71,957.
- A typical owner-occupied home is valued at $194,600 (11% below Indiana) and median rent is $890 a month.
- The biggest population centers are Madison (12,223), Hanover (3,554) and Dupont (279).
Local data for Jefferson County, IN
Counts from official public data
Housing and community stats
Jefferson County, IN, American Community Survey 2020-2024
Median household income
$64,577
Poverty rate
12.3%
Median home value
$194,600
Prices +5.7% in a year
Median rent
$890/mo
Homeownership
71.8%
Bachelor's or higher
19.8%
Median age
41.8
Average commute
22.2 min
Largest reported origins and ancestries: German Americans (6,695), Irish Americans (3,849), Scottish Americans (957).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
3.5%
Aug 2026, -0.5 pts in a year
Average annual pay
$53,876
12,834 jobs, 2025
Income per person
$57,391
BEA, 2024
Federal spending
$223M
FY 2026, $6,733 per person
PPP loans
$50.58M
691 loans, 5,792 jobs reported
Campaign donations
$80.05K
Itemized, 2026 cycle
How people get to work
Jefferson County, IN, workers 16 and older. American Community Survey 5-year estimates
- Drove alone82.3%
- Carpooled8.6%
- Public transit0.0%
- Walked2.5%
- Bicycle0.1%
- Taxi, ride-hailing, motorcycle or other0.7%
- Worked from home5.8%
Average one-way commute: 22.2 minutes for people who do not work from home.
Environment and hazard risk
Jefferson County, IN, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: landslide
Storm events since 1996
321
Most often thunderstorm wind
Flood insurance policies
76
0.5% of homes, county
July high / Jan low
88° / 24°F
51.0 inches of rain a year
Hazards, floods and storm historyCheck a flood zone11 historic places
Health statistics
Share of adults in Jefferson County, IN, CDC PLACES estimates
Obesity
36.6%
U.S. 33.3% +3.3 pts
Diabetes
13.5%
U.S. 12.1% +1.4 pts
Smoking
17.2%
U.S. 12.8% +4.4 pts
Uninsured (18-64)
8.4%
U.S. 11.1% -2.7 pts
Cities, towns and ZIP codes in Jefferson County
Population shown
Frequently asked questions
- What is the largest city in Jefferson County, IN?
- Madison is the largest city or town in Jefferson County, with about 12,223 residents.
- How many ZIP codes are in Jefferson County?
- Jefferson County includes 5 ZIP Code Tabulation Areas, including 47224, 47230, 47231, 47243, 47250.
- What is the population of Jefferson County, IN?
- About 32,998 people live in Jefferson County, based on American Community Survey 5-year estimates.
- What counties border Jefferson County?
- Jefferson County borders Clark County, Ripley County, Jennings County, Scott County, Carroll County, KY, Switzerland County, Trimble County, KY.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023