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Hennepin, IL
Village in Putnam County, Illinois. ZIP codes: 61327.
Population
929
Land area
5.3sq mi
People per sq mi
175
ZIP codes
1
Hennepin and its ZIP codes
Hennepin at a glance
- The median household income is $83,000, close to the Illinois median.
- A typical owner-occupied home is valued at $168,300 (36% below Illinois) and median rent is $849 a month.
Local data for Hennepin, IL
Counts from official public data
Housing and community stats
Hennepin, IL, American Community Survey 2020-2024
Median household income
$83,000
Poverty rate
8.0%
Median home value
$168,300
Median rent
$849/mo
Homeownership
74.2%
Bachelor's or higher
20.9%
Median age
38.3
Average commute
25.0 min
Largest reported origins and ancestries: German Americans (273), Irish Americans (142), Polish Americans (88).
Economy and federal money
Jobs, pay, income and spending are for Putnam County. PPP loans are for Hennepin.
Unemployment rate
3.6%
Sep 2026, -1.3 pts in a year
Average annual pay
$73,073
2,002 jobs, 2025
Income per person
$73,151
BEA, 2024
Federal spending
$42.4M
FY 2026, $7,522 per person
How people get to work
Hennepin, IL, workers 16 and older. American Community Survey 5-year estimates
- Drove alone85.3%
- Carpooled3.7%
- Public transit0.0%
- Walked1.6%
- Bicycle1.2%
- Taxi, ride-hailing, motorcycle or other1.4%
- Worked from home6.7%
Average one-way commute: 25.0 minutes for people who do not work from home.
Environment and hazard risk
Hennepin, IL, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: drought
Storm events since 1996
359
Countywide, mostly thunderstorm wind
Flood insurance policies
10
0.3% of homes, county
July high / Jan low
86° / 15°F
Hazards, floods and storm historyCheck a flood zone2 historic places
Health statistics
Share of adults in Hennepin, IL, CDC PLACES estimates
Obesity
35.7%
U.S. 33.3% +2.4 pts
Diabetes
11.1%
U.S. 12.1% -1.0 pts
Smoking
12.7%
U.S. 12.8% about the same
Uninsured (18-64)
6.6%
U.S. 11.1% -4.5 pts
ZIP codes in Hennepin
1 in or overlapping Hennepin. Population shown
Cities near Hennepin
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Bureau JunctionVillage | 2.2 mi | 1.6 |
| MarkVillage | 4.7 mi | 1.1 |
| De PueVillage | 4.8 mi | 2.4 |
| GranvilleVillage | 5.4 mi | 1.3 |
| HollowayvilleVillage | 7.1 mi | 0 |
| SeatonvilleVillage | 7.5 mi | 0.6 |
| StandardVillage | 8.3 mi | 0.7 |
| Spring ValleyCity | 8.4 mi | 7.4 |
| TiskilwaVillage | 8.9 mi | 0.5 |
| McNabbVillage | 9.2 mi | 0.2 |
| LaddVillage | 10 mi | 1.2 |
| HenryCity | 10 mi | 1.8 |
| DalzellVillage | 11 mi | 0.8 |
| PrincetonCity | 11 mi | 8.2 |
| MaldenVillage | 11 mi | 0.3 |
| Cedar PointVillage | 11 mi | 1 |
Frequently asked questions
- What county is Hennepin, IL in?
- Hennepin is in Putnam County, Illinois.
- What ZIP codes are in Hennepin, IL?
- ZIP codes in or overlapping Hennepin include 61327.
- What is the population of Hennepin, IL?
- About 929 people live in Hennepin, based on American Community Survey 5-year estimates.
- What cities are near Hennepin?
- Nearby places include Bureau Junction (2.2 mi), Mark (4.7 mi), De Pue (4.8 mi), Granville (5.4 mi), Hollowayville (7.1 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023