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Irwin, IA
City in Shelby County, Iowa.
Population
352
Land area
0.6sq mi
People per sq mi
600
ZIP codes
0
Irwin and its ZIP codes
Irwin at a glance
- Irwin is about 10 times as dense as Iowa as a whole.
Local data for Irwin, IA
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Shelby County. PPP loans are for Irwin.
Unemployment rate
2.9%
Aug 2026, 0.0 pts in a year
Average annual pay
$53,739
5,531 jobs, 2025
Income per person
$67,220
BEA, 2024
Federal spending
$104M
FY 2026, $8,877 per person
Environment and hazard risk
Irwin, IA, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: drought
Storm events since 1996
427
Countywide, mostly hail
Flood insurance policies
19
0.3% of homes, county
July high / Jan low
86° / 10°F
34.3 inches of rain a year
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in Irwin, IA, CDC PLACES estimates
Obesity
36.2%
U.S. 33.3% +2.9 pts
Diabetes
12.5%
U.S. 12.1% about the same
Smoking
13.2%
U.S. 12.8% about the same
Uninsured (18-64)
5.9%
U.S. 11.1% -5.2 pts
Cities near Irwin
| Name | Distance | Land area (sq mi) |
|---|---|---|
| KirkmanCity | 5.2 mi | 0.3 |
| DefianceCity | 7.3 mi | 0.4 |
| ManillaCity | 7.4 mi | 1.1 |
| AspinwallCity | 9.1 mi | 0.2 |
| JacksonvilleCensus-designated place | 10 mi | 0.1 |
| WestphaliaCity | 11 mi | 0.1 |
| EarlingCity | 11 mi | 0.6 |
| ManningCity | 11 mi | 2.5 |
| HarlanCity | 11 mi | 4.4 |
| GrayCity | 12 mi | 1 |
| KimballtonCity | 13 mi | 0.8 |
| Buck GroveCity | 13 mi | 0.4 |
| PanamaCity | 15 mi | 0.3 |
| AudubonCity | 15 mi | 1.9 |
| Elk HornCity | 16 mi | 0.7 |
| CorleyCensus-designated place | 16 mi | 0.1 |
Frequently asked questions
- What county is Irwin, IA in?
- Irwin is in Shelby County, Iowa.
- What is the population of Irwin, IA?
- About 352 people live in Irwin, based on American Community Survey 5-year estimates.
- What cities are near Irwin?
- Nearby places include Kirkman (5.2 mi), Defiance (7.3 mi), Manilla (7.4 mi), Aspinwall (9.1 mi), Jacksonville (10 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023