Housing data for St. Olaf, IA
St. Olaf, IA has an estimated 76 residents and 46 homes (US Census Bureau, 2020–2024 American Community Survey).
It is a city in Clayton County.
23.1% of households rent.
The median gross rent is $775 a month.
Its population shrank measurably since 2015–2019 (−52.5%).
Figures last updated on .
- Residents
- 76 (±28)
- Housing units
- 46 (±15)
- Households that rent
- 23.1%
- Median gross rent
- $775
- Residents since 2015–2019
- −52.5%
What stands out in St. Olaf
Median home value: $84,000 (±$20,882) in St. Olaf, lower than in Clayton County ($168,500).
Median real estate taxes: $1,313 (±$184) in St. Olaf, lower than in Clayton County ($2,181).
Housing in St. Olaf at a glance
- Median rent: $775 median gross rent a month (Small sample: wide margin of error)
- Rent burden: 57.2% of renters pay 30% or more of income (Small sample: wide margin of error)
- Renters and owners: 23.1% of households rent (Small sample: wide margin of error)
- Income and affordability: $98,125 median household income (Small sample: wide margin of error)
- Home values: $84,000 median home value (Small sample: wide margin of error)
- Homeowner costs: $1,156 median monthly cost with a mortgage (Small sample: wide margin of error)
- Property taxes: $1,313 median real estate taxes a year (Small sample: wide margin of error)
- Types of homes: 4.3% of homes are in buildings of 5 or more units (Small sample: wide margin of error)
- Bedrooms: 80.4% of homes have 3 or more bedrooms (Small sample: wide margin of error)
- Age of homes: 99.9% of homes were built before 1980 (Small sample: wide margin of error)
- Vacancy rate: 0.0% rental vacancy rate (Small sample: wide margin of error)
- Heating fuel: 69.2% heat with utility gas (Small sample: wide margin of error)
- Commute and cars: 18.5 minutes average trip to work (Small sample: wide margin of error)
- Growth: −52.5% residents since 2015–2019 (Small sample: wide margin of error)
- How long people stay: 12.8% moved in since 2020 (Small sample: wide margin of error)
- Crowding and facilities: 0.0% of homes have more than 1 person per room (Small sample: wide margin of error)
St. Olaf against Clayton County, its state and the nation
| St. Olaf | Clayton County | Iowa | United States | |
|---|---|---|---|---|
| Residents | 76 (±28) | 17,013 (exact) | 3,210,507 (exact) | 334,922,499 |
| Housing units | 46 (±15) | 8,796 (±39) | 1,437,699 (±523) | 143,775,355 |
| Households that rent | 23.1% (±15.5 points) | 22.0% (±2.4 points) | 28.3% (±0.3 points) | 34.8% |
| Median gross rent | $775 (±$297) | $790 (±$34) | $972 (±$6) | $1,413 |
| Median household income | $98,125 (±$52,703) | $67,242 (±$4,606) | $75,059 (±$418) | $80,734 |
| Median home value | $84,000 (±$20,882) | $168,500 (±$5,186) | $208,000 (±$1,141) | $332,700 |
| Median real estate taxes (a year) | $1,313 (±$184) | $2,181 (±$127) | $2,897 (±$13) | $3,119 |
| Built before 1980 | 99.9% (±45.1 points) | 67.7% (±4.1 points) | 61.5% (±0.4 points) | 49.7% |
| Average commute | 18.5 minutes (±5.4) | 23.1 minutes (±1.5) | 19.8 minutes (±0.1) | 26.4 minutes |
| Households with broadband | 94.9% (±7.7 points) | 84.4% (±2.0 points) | 88.9% (±0.2 points) | 91.0% |
| Median age of residents | 51.5 years (±7.7) | 46.4 years (±0.4) | 38.6 years (±0.2) | 38.9 years |
St. Olaf covers 0.2 square miles of land, about 315 residents per square mile (Census Bureau Gazetteer).
How St. Olaf has changed since 2015–2019
| 2015–2019 | 2020–2024 | Amount of change | Verdict | |
|---|---|---|---|---|
| Residents | 160 (±65) | 76 (±28) | −52.5% | Measurable decrease |
| Housing units | 52 (±16) | 46 (±15) | −11.5% | Not a measurable change |
| Median gross rent | $538 (±$172) | $775 (±$297) | +44.1% | No measurable change after inflation |
| Median home value | $71,700 (±$11,583) | $84,000 (±$20,882) | +17.2% | No measurable change after inflation |
| Median household income | $61,563 (±$18,066) | $98,125 (±$52,703) | +59.4% | No measurable change after inflation |
| Median owner cost with a mortgage | $1,100 (±$194) | $1,156 (±$192) | +5.1% | No measurable change after inflation |
| Median real estate taxes | $1,125 (±$215) | $1,313 (±$184) | +16.7% | No measurable change after inflation |
| Households that rent | 32.0% (±21.7 points) | 23.1% (±15.5 points) | −8.9 percentage points | Not a measurable change |
| Rental vacancy rate | 0.0% (±61.7 points) | 0.0% (±86.7 points) | 0.0 percentage points | Not a measurable change |
The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.
Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.
The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.
Crime reported to police in Clayton County
St. Olaf has no police department of its own in the FBI’s figures, so this is the figure for Clayton County as a whole.
In 2025, the police departments that report for Clayton County recorded 54 violent and 175 property crimes per 100,000 residents.
A county-wide figure describes the whole county, not this place; crime varies from one community to the next.
Places near St. Olaf
| Place | Distance | Median gross rent | Median home value | Households that rent |
|---|---|---|---|---|
| Farmersburg | 2.5 mi | $716 | $78,000 | 14.4% |
| Elkader | 4.9 mi | $859 | $143,200 | 25.4% |
| Monona | 8.5 mi | $1,070 | $140,800 | 25.8% |
| Garnavillo | 8.7 mi | $922 | $123,100 | 15.5% |
| Luana | 9.8 mi | $800 | $152,700 | 14.2% |
| Volga | 12 mi | — | $80,700 | 10.7% |
| Clayton | 12 mi | — | $137,500 | 20.0% |
| McGregor | 12 mi | $615 | $161,100 | 36.3% |
Places in Iowa most like St. Olaf
| Place | Median gross rent | Median home value | Median household income | Households that rent |
|---|---|---|---|---|
| Early | $620 | $90,300 | $91,370 | 31.3% |
| Lake City | $763 | $100,900 | $74,167 | 21.8% |
| Sidney | $750 | $125,300 | $80,714 | 21.6% |
| Plymouth | $831 | $125,700 | $80,000 | 21.9% |
| Coon Rapids | $780 | $134,100 | $76,012 | 26.3% |
| Martelle | $825 | $134,400 | $93,333 | 25.0% |
Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across Iowa.
HUD Fair Market Rent for St. Olaf, fiscal year 2027
| Studio | 1 bedroom | 2 bedrooms | 3 bedrooms | 4 bedrooms |
|---|---|---|---|---|
| $688 | $721 | $927 | $1,169 | $1,383 |
HUD income limits for St. Olaf, fiscal year 2026
| Household size | Extremely low (30%) | Very low (50%) | Low (80%) |
|---|---|---|---|
| 1 person | $19,800 | $32,950 | $52,750 |
| 2 people | $22,600 | $37,650 | $60,250 |
| 3 people | $27,320 | $42,350 | $67,800 |
| 4 people | $33,000 | $47,050 | $75,300 |
| 5 people | $38,680 | $50,850 | $81,350 |
| 6 people | $44,360 | $54,600 | $87,350 |
| 7 people | $50,040 | $58,350 | $93,400 |
| 8 people | $55,720 | $62,150 | $99,400 |
These are the limits HUD sets for its housing programs in the Clayton County, IA, where HUD’s median family income for fiscal year 2026 is $87,000.
A program can use its own limits; tax-credit and local programs often do.
Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.
Margins of error are at the 90% confidence level.
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Questions about St. Olaf
Is St. Olaf growing?
In St. Olaf, the number of residents went from 160 in 2015–2019 to 76 in 2020–2024 (−52.5%), a measurable decrease.
Sources
- Demographic and Housing Estimates (DP05), 2020–2024 ACS 5-year estimates — St. Olaf city, Iowa
- Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — St. Olaf city, Iowa
- Selected Economic Characteristics (DP03), 2020–2024 ACS 5-year estimates — St. Olaf city, Iowa
- Median Real Estate Taxes Paid by Mortgage Status (B25103), 2020–2024 ACS 5-year estimates — St. Olaf city, Iowa
- Selected Social Characteristics (DP02), 2020–2024 ACS 5-year estimates — St. Olaf city, Iowa
- Total Population (B01003), 2015–2019 ACS 5-year estimates — St. Olaf city, Iowa
- Median Gross Rent (B25064), 2015–2019 ACS 5-year estimates — St. Olaf city, Iowa
- HUD Fair Market Rents, fiscal year 2027: Clayton County, IA
- HUD Income Limits, fiscal year 2026: Clayton County, IA
- Consumer Price Index for All Urban Consumers (CPI-U), US city average, all items, US Bureau of Labor Statistics: annual averages 2019 and 2024
- US Census Bureau, 2024 Gazetteer Files
To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for St. Olaf city, Iowa (place:70140, in state:19).
Each estimate (E or PE) has a margin of error beside it (M or PM).
The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.
The API needs a free key.
DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.
Figures last updated on .