Housing · Onawa

Onawa, IA housing market

The typical Onawa home is worth about $159,000, up 2.2% in a year, 34% below the Iowa typical home.

Home values, sales, trends and how Onawa compares with the towns next door — updated as new data is published.

The market right now

Onawa at a glance

Typical home value
$159K
▲ 2.2% in a year · Zillow
Ten-year trend

Typical home value, 2016–2026

OnawaIowa
$50K$100K$150K$200K$250K 20182020202220242026 Onawa $159K Iowa $240K
Show as a table
JanuaryOnawaIowa
2017$94,000$147,000
2018$97,000$152,000
2019$101,000$159,000
2020$112,000$167,000
2021$125,000$179,000
2022$140,000$195,000
2023$148,000$211,000
2024$155,000$218,000
2025$157,000$228,000
2026$151,000$236,000
August 2026$159,000$240,000
New construction

2 new homes permitted in 2025

Builders were permitted 2 new homes in Onawa in 2025, all single-family houses. That's 0.7 per 1,000 residents, slower than across Iowa (4.7). Over the past 10 years, Onawa has permitted 23 homes in all.

New homes, 2025
2
1 in 2024
2026 so far
1
Jan–Aug
Per 1,000 residents
0.7
Iowa: 4.7
Single-family
100%
of 2025’s new homes
Single-familyTwo or more homes per building2026 so far
051015 2000: 11 homes (7 single-family, 4 in buildings with 2+ homes) 2000 2001: 13 homes (3 single-family, 10 in buildings with 2+ homes) 2002: 5 homes 2003: 11 homes (3 single-family, 8 in buildings with 2+ homes) 2004: 0 homes 2005: 3 homes 2005 2006: 3 homes 2007: 1 home 2008: 1 home 2009: 5 homes 2010: 5 homes 2010 2011: 3 homes 2012: 1 home 2013: 1 home 2014: 1 home 2015: 3 homes 2015 2016: 1 home 2017: 0 homes 2018: 1 home 2019: 4 homes (2 single-family, 2 in buildings with 2+ homes) 2020: 3 homes 2020 2021: 2 homes 2022: 5 homes (3 single-family, 2 in buildings with 2+ homes) 2023: 4 homes 2024: 1 home 2025: 2 homes 2025 2026 so far: 1 home

Homes vs. people, 2010–2020

Residents−92
New homes+20

Between the 2010 and 2020 censuses, Onawa's population fell by 92 even though 20 new homes were permitted. Homes are holding fewer people: households are getting smaller, or more homes are used part of the year. Across Iowa: 1.3 new residents per new home.

Residents: U.S. Census Bureau, 2010 and 2020 censuses. New homes: permits issued 2010–2019.

Show as a table
YearNew homesSingle-family2+ per buildingValue
2026 (Jan–Aug)110$183,000
2025220$365,000
2024110$230,000
2023440$671,000
2022532$1.7 million
2021220$160,000
2020330$300,000
2019422$70,000
2018110$250,000
2017000—
2016110$300,000
2015330$659,000
2014110$85,000
2013110$375,000
2012110$170,000
2011330$450,000
2010550$735,000
2009550$402,000
2008110$200,000
2007110$180,000
2006330$502,000
2005330$440,000
2004000—
20031138$636,000
2002550$542,000
200113310$1.3 million
20001174$1.4 million

How Onawa 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.

Affordability

2.6 years of income

The typical Onawa home costs about 2.6 years of the town's median household income, less than across Iowa (3.2 years).

How Onawa ranks on affordability →

Home value ÷ ACS median household income.

The homes

Owners, rent & taxes

Homeownership
73.7%
Iowa: 71.7%
Median tax bill
$1,888
Iowa: $2,897
Median rent
$1,037
Iowa: $972
Typical home built
1960
Iowa: 1972

U.S. Census Bureau, ACS 2020-2024.

Renting

A two-bedroom rents for about $990

HUD's Fair Market Rent for a two-bedroom in Onawa is $990 a month, utilities included: roughly what a modest, recently rented unit costs. Renters already in Onawa pay a median of $1,037. A two-bedroom takes about 19% of the town's median household income.

1 bedroom
$750
a month, with utilities
2 bedrooms
$990
a month, with utilities
3 bedrooms
$1,230
a month, with utilities
Share of income
19%
2 bedrooms ÷ median income

Studio $730 · 4 bedrooms $1,660

U.S. Department of Housing and Urban Development, FY2026 Fair Market Rents by ZIP code (51040; Monona 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.

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