HomeIowaPottawattamie CountyWalnut
Walnut, Iowa: commercial real estate data.
Walnut is a Census city of 1,342 people across 2.20 square miles of land, in Pottawattamie County. Median household income is $62,500, 72.3 percent of occupied homes are owned.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Walnut
What Walnut is
- Census place typecity
- Land area2.2 sq mi
- Water area0 sq mi
- Population per square mile of land611
- County holding the largest share of its areaPottawattamie County, 100.0 percent
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Walnut
How many people live in Walnut
- Population1,342
- Median age67.3
- Population under 18175 plus or minus 48
- Share under 1813.0 percent plus or minus 3.3
- Population 65 and over728 plus or minus 154
- Share 65 and over54.2 percent
- Households332 plus or minus 70
- Family households189 plus or minus 54
- Share of households that are families56.9 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Walnut
Income and work in Walnut
- Median household income$62,500 plus or minus $19,865
- Per capita income$29,692
- Civilian labor force358 plus or minus 94
- Employed343 plus or minus 95
- Unemployed15 plus or minus 14
- Unemployment rate4.2 percent plus or minus 3.8
- Adults 25 and over1,155
- Adults 25 and over with a high school diploma or higher88.7 percent
- Adults 25 and over with a bachelor degree or higher14.1 percent plus or minus 6.0
- Adults 25 and over with a graduate degree4.6 percent plus or minus 4.1
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Walnut
Housing in Walnut
- Housing units386
- Occupied units332 plus or minus 70
- Vacant units54 plus or minus 26
- Vacancy rate14.0 percent plus or minus 6.3
- Owner occupied240 plus or minus 63
- Renter occupied92 plus or minus 37
- Ownership rate72.3 percent
- Median owner-occupied home value$115,900
- Median gross rent, monthly$874
- Annual rent as a share of median income16.8 percent plus or minus 5.5
- Single family units320 plus or minus 65
- Share single family82.9 percent
- Units in buildings of two or more59 plus or minus 28
- Share in buildings of two or more15.3 percent plus or minus 6.9
- Mobile homes7 plus or minus 7
- Median year structure built1943
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Walnut
How Walnut gets to work
- Workers 16 and over who commute297 plus or minus 85
- Commuting under 15 minutes84 plus or minus 34
- Share commuting under 15 minutes28.3 percent plus or minus 7.9
- Commuting 30 minutes or more78 plus or minus 36
- Share commuting 30 minutes or more26.3 percent plus or minus 9.4
- Drove alone83.4 percent plus or minus 32.6
- Carpooled2.6 percent plus or minus 4.0
- Public transport0.0 percent
- Walked0.0 percent
- Worked from home13.4 percent plus or minus 8.2
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Walnut
Flood risk in Walnut
- NFIP communityCity of Walnut
- NFIP community number190676
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date04/16/13(M)
The City of Walnut participates in the National Flood Insurance Program as community 190676 and carries no Community Rating System class, so no CRS premium discount applies to it.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Pottawattamie County, not Walnut
Pottawattamie County context, not Walnut figures
- Establishments in Pottawattamie County1,920
- Covered employment, Pottawattamie County41,403
- Average annual pay, Pottawattamie County$56,397
- Housing units permitted, Pottawattamie County681
Every figure in this section is published for Pottawattamie County as a whole and is not a measurement of Walnut.
All Pottawattamie County figures →
US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.
Coverage
What this page does not hold.
Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Common questions
Walnut questions, answered from the record.
How many people live in Walnut, Iowa?
1,342, in 332 households. Walnut city covers 2.20 square miles of land, which is 611 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Walnut in?
Pottawattamie County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.
What is the median household income in Walnut?
$62,500. The median owner-occupied home is valued at $115,900. Median gross rent is $874 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Is Walnut in the National Flood Insurance Program?
Yes. Walnut appears in the FEMA Community Status Book as Walnut, city of, community 190676, with no Community Rating System class, so no CRS discount applies. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page Walnut figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Pottawattamie County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of Walnut.
Is zoning published for Walnut?
No. Nothing on this page presents parcel level zoning.
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