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Marne, IA
City in Cass County, Iowa.
Population
98
Land area
0.6sq mi
People per sq mi
175
ZIP codes
0
Marne and its ZIP codes
Marne at a glance
- Marne is about 3 times as dense as Iowa as a whole.
Local data for Marne, IA
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Cass County. PPP loans are for Marne.
Unemployment rate
3.1%
Aug 2026, -0.3 pts in a year
Average annual pay
$52,232
5,700 jobs, 2025
Income per person
$65,270
BEA, 2024
Federal spending
$97M
FY 2026, $7,388 per person
Environment and hazard risk
Marne, IA, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: drought
Storm events since 1996
642
Countywide, mostly thunderstorm wind
Flood insurance policies
19
0.3% of homes, county
July high / Jan low
86° / 10°F
37.1 inches of rain a year
Health statistics
Share of adults in Marne, IA, CDC PLACES estimates
Obesity
41.9%
U.S. 33.3% +8.6 pts
Diabetes
14.7%
U.S. 12.1% +2.6 pts
Smoking
18.9%
U.S. 12.8% +6.1 pts
Uninsured (18-64)
7.6%
U.S. 11.1% -3.5 pts
Cities near Marne
| Name | Distance | Land area (sq mi) |
|---|---|---|
| AtlanticCity | 6.2 mi | 8.3 |
| WalnutCity | 6.3 mi | 2.2 |
| LewisCity | 9.9 mi | 0.5 |
| Elk HornCity | 10 mi | 0.7 |
| BraytonCity | 11 mi | 0.4 |
| AvocaCity | 12 mi | 2.4 |
| WiotaCity | 12 mi | 0.3 |
| KimballtonCity | 12 mi | 0.8 |
| HancockCity | 14 mi | 0.7 |
| JacksonvilleCensus-designated place | 14 mi | 0.1 |
| CorleyCensus-designated place | 14 mi | 0.1 |
| GriswoldCity | 15 mi | 0.6 |
| ExiraCity | 15 mi | 0.9 |
| OaklandCity | 17 mi | 1.8 |
| CumberlandCity | 17 mi | 0.6 |
| AnitaCity | 18 mi | 1.8 |
Frequently asked questions
- What county is Marne, IA in?
- Marne is in Cass County, Iowa.
- What is the population of Marne, IA?
- About 98 people live in Marne, based on American Community Survey 5-year estimates.
- What cities are near Marne?
- Nearby places include Atlantic (6.2 mi), Walnut (6.3 mi), Lewis (9.9 mi), Elk Horn (10 mi), Brayton (11 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023