- 2 bd
- 1 ba
- 1,478 sqft

The average Marathon, IA home value is $98,912, up 2.9% over the past year. (Updated on )
Zillow Home Value Index (ZHVI), built from the ground up by measuring monthly changes in property level Zestimates, captures both the level and home values across a wide variety of geographies and housing types.
Typical Home Values: $98,912
1-Year Value Change: +2.9%
(Data through August 31, 2026)
Zillow is more than a place to browse homes. It’s a place to connect with a local agent, explore financing solutions, schedule home tours, understand your buying and selling power, and more.
The median home value in Marathon, IA is $98,912 as of August 2026. This represents a 0.1% increase compared to last month and a 2.9% increase year-over-year.
Home values in Marathon, IA have increased by 0.1% month-over-month and 2.9% year-over-year.
The median home value in Marathon, IA ($98,912) compares to: Buena Vista County ($188,912), Iowa ($239,547), and the U.S. national median ($368,697).