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Castana, IA
City in Monona County, Iowa.
Population
162
Land area
0.9sq mi
People per sq mi
179
ZIP codes
0
Castana and its ZIP codes
Castana at a glance
- Castana is about 3.1 times as dense as Iowa as a whole.
Economy and federal money
Jobs, pay, income and spending are for Monona County. PPP loans are for Castana.
Unemployment rate
2.7%
Sep 2026, +0.5 pts in a year
Average annual pay
$47,323
2,556 jobs, 2025
Income per person
$60,306
BEA, 2024
Federal spending
$111M
FY 2026, $12,627 per person
Environment and hazard risk
Castana, IA, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: drought
Storm events since 1996
423
Countywide, mostly hail
Flood insurance policies
29
0.6% of homes, county
July high / Jan low
84° / 10°F
32.1 inches of rain a year
Health statistics
Share of adults in Castana, IA, CDC PLACES estimates
Obesity
40.3%
U.S. 33.3% +7.0 pts
Diabetes
13.5%
U.S. 12.1% +1.4 pts
Smoking
15.2%
U.S. 12.8% +2.4 pts
Uninsured (18-64)
6.5%
U.S. 11.1% -4.6 pts
Cities near Castana
| Name | Distance | Land area (sq mi) |
|---|---|---|
| TurinCity | 4.5 mi | 0.1 |
| SoldierCity | 8.9 mi | 0.3 |
| MapletonCity | 9.1 mi | 1.6 |
| RodneyCity | 9.4 mi | 0.2 |
| OnawaCity | 9.8 mi | 5.3 |
| UteCity | 11 mi | 0.4 |
| MoorheadCity | 11 mi | 0.2 |
| SmithlandCity | 11 mi | 0.3 |
| WhitingCity | 13 mi | 1 |
| BlencoeCity | 13 mi | 0.8 |
| OtoCity | 15 mi | 0.3 |
| HornickCity | 15 mi | 0.3 |
| DanburyCity | 15 mi | 0.4 |
| Charter OakCity | 17 mi | 0.5 |
| PisgahCity | 17 mi | 0.5 |
| RickettsCity | 18 mi | 0.2 |
Frequently asked questions
- What county is Castana, IA in?
- Castana is in Monona County, Iowa.
- What is the population of Castana, IA?
- About 162 people live in Castana, based on American Community Survey 5-year estimates.
- What cities are near Castana?
- Nearby places include Turin (4.5 mi), Soldier (8.9 mi), Mapleton (9.1 mi), Rodney (9.4 mi), Onawa (9.8 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023