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Keithsburg, IL
City in Mercer County, Illinois. ZIP codes: 61442.
Population
490
Land area
2.6sq mi
People per sq mi
192
ZIP codes
1
Keithsburg and its ZIP codes
Local data for Keithsburg, IL
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Mercer County. PPP loans are for Keithsburg.
Unemployment rate
3.6%
Aug 2026, -1.2 pts in a year
Average annual pay
$43,448
3,190 jobs, 2025
Income per person
$61,164
BEA, 2024
Federal spending
$118M
FY 2026, $7,501 per person
Environment and hazard risk
Keithsburg, IL, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: drought
Storm events since 1996
470
Countywide, mostly thunderstorm wind
Flood insurance policies
15
0.3% of homes, county
July high / Jan low
86° / 15°F
36.3 inches of rain a year
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in Keithsburg, IL, CDC PLACES estimates
Obesity
39.4%
U.S. 33.3% +6.1 pts
Diabetes
13.5%
U.S. 12.1% +1.4 pts
Smoking
17.0%
U.S. 12.8% +4.2 pts
Uninsured (18-64)
8.1%
U.S. 11.1% -3.0 pts
ZIP codes in Keithsburg
1 in or overlapping Keithsburg. Population shown
Cities near Keithsburg
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Oakville, IACity | 5.6 mi | 0.4 |
| New BostonCity | 5.8 mi | 0.9 |
| SeatonVillage | 7.1 mi | 1.6 |
| JoyVillage | 7.2 mi | 0.4 |
| Kingston, IACensus-designated place | 10 mi | 1.8 |
| OquawkaVillage | 11 mi | 1.5 |
| MillersburgCensus-designated place | 11 mi | 0.3 |
| Little YorkVillage | 12 mi | 0.2 |
| AledoCity | 12 mi | 2.3 |
| ElizaCensus-designated place | 14 mi | 0.1 |
| Mediapolis, IACity | 14 mi | 1.2 |
| Wapello, IACity | 14 mi | 1.3 |
| Sperry, IACensus-designated place | 15 mi | 2.2 |
| GladstoneVillage | 16 mi | 0.4 |
| Morning Sun, IACity | 17 mi | 0.8 |
| Buffalo PrairieCensus-designated place | 17 mi | 3.8 |
Frequently asked questions
- What county is Keithsburg, IL in?
- Keithsburg is in Mercer County, Illinois.
- What ZIP codes are in Keithsburg, IL?
- ZIP codes in or overlapping Keithsburg include 61442.
- What is the population of Keithsburg, IL?
- About 490 people live in Keithsburg, based on American Community Survey 5-year estimates.
- What cities are near Keithsburg?
- Nearby places include Oakville, IA (5.6 mi), New Boston (5.8 mi), Seaton (7.1 mi), Joy (7.2 mi), Kingston, IA (10 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023