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St. Olaf, IA
City in Clayton County, Iowa.
Population
76
Land area
0.2sq mi
People per sq mi
315
ZIP codes
0
St. Olaf and its ZIP codes
St. Olaf at a glance
- St. Olaf is about 5.5 times as dense as Iowa as a whole.
Local data for St. Olaf, IA
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Clayton County. PPP loans are for St. Olaf.
Unemployment rate
2.8%
Sep 2026, -0.2 pts in a year
Average annual pay
$53,315
6,171 jobs, 2025
Income per person
$68,155
BEA, 2024
Federal spending
$137M
FY 2026, $8,061 per person
Environment and hazard risk
St. Olaf, IA, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: landslide
Storm events since 1996
651
Countywide, mostly flood
Flood insurance policies
85
0.9% of homes, county
July high / Jan low
82° / 6°F
38.8 inches of rain a year
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in St. Olaf, IA, CDC PLACES estimates
Obesity
41.6%
U.S. 33.3% +8.3 pts
Diabetes
11.9%
U.S. 12.1% about the same
Smoking
17.9%
U.S. 12.8% +5.1 pts
Uninsured (18-64)
7.3%
U.S. 11.1% -3.8 pts
Cities near St. Olaf
| Name | Distance | Land area (sq mi) |
|---|---|---|
| FarmersburgCity | 2.5 mi | 0.4 |
| ElkaderCity | 5.1 mi | 1.4 |
| MononaCity | 8.3 mi | 1.4 |
| GarnavilloCity | 8.8 mi | 0.9 |
| LuanaCity | 9.7 mi | 1.1 |
| VolgaCity | 12 mi | 0.8 |
| ClaytonCity | 12 mi | 0.5 |
| McGregorCity | 13 mi | 1.3 |
| ElginCity | 13 mi | 0.7 |
| MarquetteCity | 13 mi | 1.9 |
| ElkportCity | 14 mi | 0.2 |
| GarberCity | 14 mi | 0.2 |
| ClermontCity | 14 mi | 1.3 |
| PostvilleCity | 14 mi | 2.1 |
| Bagley, WIVillage | 15 mi | 0.7 |
| Prairie du Chien, WICity | 15 mi | 5.9 |
Frequently asked questions
- What county is St. Olaf, IA in?
- St. Olaf is in Clayton County, Iowa.
- What is the population of St. Olaf, IA?
- About 76 people live in St. Olaf, based on American Community Survey 5-year estimates.
- What cities are near St. Olaf?
- Nearby places include Farmersburg (2.5 mi), Elkader (5.1 mi), Monona (8.3 mi), Garnavillo (8.8 mi), Luana (9.7 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023