Rock Valley, IA housing market
The typical Rock Valley home is worth about $310,000, up 3.9% in a year, 29% above the Iowa typical home.
Home values, sales, trends and how Rock Valley compares with the towns next door — updated as new data is published.
Rock Valley at a glance
Typical home value, 2022–2026
Show as a table
| January | Rock Valley | Iowa |
|---|---|---|
| 2023 | $268,000 | $211,000 |
| 2024 | $273,000 | $218,000 |
| 2025 | $291,000 | $228,000 |
| 2026 | $305,000 | $236,000 |
| August 2026 | $310,000 | $240,000 |
83 new homes permitted in 2025
Builders were permitted 83 new homes in Rock Valley in 2025: 39 single-family houses and 44 in buildings with two or more homes, worth about $15.5 million to build. That's 20 per 1,000 residents, faster than across Iowa (4.7). Over the past 10 years, Rock Valley has permitted 288 homes in all.
Homes vs. people, 2010–2020
Between the 2010 and 2020 censuses, Rock Valley gained 705 residents while 239 new homes were permitted: about 2.9 new residents per new home. Building and growth moved roughly in step. Across Iowa: 1.3 new residents per new home.
How Rock Valley ranks on housing keeping up with growth →
Residents: U.S. Census Bureau, 2010 and 2020 censuses. New homes: permits issued 2010–2019.
Show as a table
| Year | New homes | Single-family | 2+ per building | Value |
|---|---|---|---|---|
| 2026 (Jan–Aug) | 14 | 9 | 5 | $4.3 million |
| 2025 | 83 | 39 | 44 | $15.5 million |
| 2024 | 87 | 43 | 44 | $18.5 million |
| 2023 | 5 | 5 | 0 | $1.7 million |
| 2022 | 2 | 2 | 0 | $667,000 |
| 2021 | 6 | 6 | 0 | $2 million |
| 2020 | 20 | 4 | 16 | $2 million |
| 2019 | 18 | 4 | 14 | $1.9 million |
| 2018 | 20 | 4 | 16 | $2.2 million |
| 2017 | 18 | 6 | 12 | $2.4 million |
| 2016 | 29 | 13 | 16 | $4.3 million |
| 2015 | 26 | 18 | 8 | $4 million |
| 2014 | 32 | 16 | 16 | $4 million |
| 2013 | 28 | 26 | 2 | $6.1 million |
| 2012 | 39 | 31 | 8 | $6.8 million |
| 2011 | 10 | 10 | 0 | $2.1 million |
| 2010 | 19 | 19 | 0 | $3.7 million |
| 2009 | 18 | 18 | 0 | $3.1 million |
| 2008 | 7 | 7 | 0 | $1.2 million |
| 2007 | 26 | 16 | 10 | $4.3 million |
| 2006 | 10 | 10 | 0 | $1.8 million |
| 2005 | 34 | 18 | 16 | $4.8 million |
| 2004 | 26 | 26 | 0 | $3.9 million |
| 2003 | 18 | 18 | 0 | $3.9 million |
| 2002 | 8 | 8 | 0 | $1 million |
| 2001 | 8 | 8 | 0 | $1 million |
| 2000 | 8 | 8 | 0 | $1 million |
How Rock Valley ranks on new homes being built →
Homes authorized by building permits, counted in the year the permit was issued. U.S. Census Bureau, Building Permits Survey, through August 2026.
4.1 years of income
The typical Rock Valley home costs about 4.1 years of the town's median household income, more than across Iowa (3.2 years).
How Rock Valley ranks on affordability →
Home value ÷ ACS median household income.
Owners, rent & taxes
U.S. Census Bureau, ACS 2020-2024.
A two-bedroom rents for about $1,090
HUD's Fair Market Rent for a two-bedroom in Rock Valley is $1,090 a month, utilities included: roughly what a modest, recently rented unit costs. Renters already in Rock Valley pay a median of $1,142. A two-bedroom takes about 17% of the town's median household income.
Studio $830 · 4 bedrooms $1,520
U.S. Department of Housing and Urban Development, FY2026 Fair Market Rents by ZIP code (51247; Lyon County, IA), 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, August 2026. Sales, days on market and supply: Redfin Data Center. 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.