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Chemung, IL
Census-designated place in McHenry County, Illinois.
Population
239
Land area
0.3sq mi
People per sq mi
850
ZIP codes
0
Chemung and its ZIP codes
Chemung at a glance
- Chemung is about 3.7 times as dense as Illinois as a whole.
Local data for Chemung, IL
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for McHenry County. PPP loans are for Chemung.
Unemployment rate
4.7%
Aug 2026, +1.0 pts in a year
Average annual pay
$57,103
98,058 jobs, 2025
Income per person
$72,162
BEA, 2024
Federal spending
$1.9B
FY 2026, $6,123 per person
Environment and hazard risk
Chemung, IL, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: cold wave
Storm events since 1996
783
Countywide, mostly thunderstorm wind
Flood insurance policies
764
0.7% of homes, county
July high / Jan low
84° / 13°F
37.6 inches of rain a year
Health statistics
Share of adults in Chemung, IL, CDC PLACES estimates
Obesity
36.1%
U.S. 33.3% +2.8 pts
Diabetes
14.6%
U.S. 12.1% +2.5 pts
Smoking
15.2%
U.S. 12.8% +2.4 pts
Uninsured (18-64)
13.1%
U.S. 11.1% +2.0 pts
Cities near Chemung
| Name | Distance | Land area (sq mi) |
|---|---|---|
| LawrenceCensus-designated place | 2.1 mi | 0.4 |
| HarvardCity | 2.5 mi | 8.4 |
| CapronVillage | 4 mi | 0.8 |
| Big Foot PrairieCensus-designated place | 6 mi | 0.2 |
| Big Foot Prairie, WICensus-designated place | 6.4 mi | 0 |
| Sharon, WIVillage | 7 mi | 1.7 |
| AldenCensus-designated place | 8 mi | 0.1 |
| Walworth, WIVillage | 8.6 mi | 1.7 |
| HartlandCensus-designated place | 8.8 mi | 0.3 |
| Fontana-on-Geneva Lake, WIVillage | 10 mi | 3.4 |
| Poplar GroveVillage | 10 mi | 7.9 |
| Candlewick LakeCensus-designated place | 11 mi | 1.8 |
| Garden PrairieCensus-designated place | 11 mi | 0.6 |
| TimberlaneVillage | 12 mi | 1.7 |
| HebronVillage | 12 mi | 2 |
| CaledoniaVillage | 12 mi | 1 |
Frequently asked questions
- What county is Chemung, IL in?
- Chemung is in McHenry County, Illinois.
- What is the population of Chemung, IL?
- About 239 people live in Chemung, based on American Community Survey 5-year estimates.
- What cities are near Chemung?
- Nearby places include Lawrence (2.1 mi), Harvard (2.5 mi), Capron (4 mi), Big Foot Prairie (6 mi), Big Foot Prairie, WI (6.4 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023