St. Marys, IA housing market
The median sale price was $135,000 in February 2026.
Home values, sales, trends and how St. Marys compares with the towns next door — updated as new data is published.
St. Marys at a glance
Only 1 sale in February 2026: in a market this size, monthly medians swing a lot, so the typical value above is the steadier guide.
1 new home permitted in 2025
Builders were permitted 1 new home in St. Marys in 2025. Over the past 10 years, St. Marys has permitted 4 homes in all.
Show as a table
| Year | New homes | Single-family | 2+ per building | Value |
|---|---|---|---|---|
| 2026 (Jan–Aug) | 0 | 0 | 0 | — |
| 2025 | 1 | 1 | 0 | $225,000 |
| 2024 | 1 | 1 | 0 | $225,000 |
| 2023 | 1 | 1 | 0 | $200,000 |
| 2022 | 0 | 0 | 0 | — |
| 2021 | 0 | 0 | 0 | — |
| 2020 | 0 | 0 | 0 | — |
| 2019 | 0 | 0 | 0 | — |
| 2018 | 1 | 1 | 0 | $100,000 |
| 2017 | 0 | 0 | 0 | — |
| 2016 | 0 | 0 | 0 | — |
| 2015 | 0 | 0 | 0 | — |
| 2014 | 0 | 0 | 0 | — |
| 2013 | 0 | 0 | 0 | — |
| 2012 | 0 | 0 | 0 | — |
| 2011 | 0 | 0 | 0 | — |
| 2010 | 0 | 0 | 0 | — |
| 2009 | 0 | 0 | 0 | — |
| 2008 | 0 | 0 | 0 | — |
| 2007 | 0 | 0 | 0 | — |
| 2006 | 0 | 0 | 0 | — |
| 2005 | 0 | 0 | 0 | — |
| 2004 | 0 | 0 | 0 | — |
| 2003 | 0 | 0 | 0 | — |
| 2002 | 0 | 0 | 0 | — |
| 2001 | 0 | 0 | 0 | — |
| 2000 | 0 | 0 | 0 | — |
St. Marys's permit office didn't report to the Census in 2025, so the 2025 figures are Census estimates.
Homes authorized by building permits, counted in the year the permit was issued. U.S. Census Bureau, Building Permits Survey, through August 2026.
A two-bedroom rents for about $1,380
HUD's Fair Market Rent for a two-bedroom in St. Marys is $1,380 a month, utilities included: roughly what a modest, recently rented unit costs.
Studio $1,110 · 4 bedrooms $1,930
U.S. Department of Housing and Urban Development, FY2026 Fair Market Rents by ZIP code (50241; Des Moines-West Des Moines, IA HUD Metro FMR Area), weighted by land area. A Fair Market Rent is the 40th-percentile rent plus utilities for a standard unit. Median rent: U.S. Census Bureau, American Community Survey.
Home values: Zillow Home Value Index (ZHVI), Zillow Research. Sales, days on market and supply: Redfin Data Center, February 2026. Income, ownership, taxes and rent: U.S. Census Bureau, American Community Survey. New homes: U.S. Census Bureau, Building Permits Survey. Fair Market Rents: U.S. Department of Housing and Urban Development. Listings link to their publishers.