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Single Family ResidenceResidential
$236,428$131 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 82How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

1832 400TH ST

WALNUT, IA 51577
4
Beds
2
Baths
1,802 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
3.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1917
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$236K
$194K low$279K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,144 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$211,401 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$161,001
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$190,185
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$211,401

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyShelby
Lot (acres)The size of the land the home sits on, from county records.3.34
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Brick (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 144 ft²Porch · 90 ft²

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
AHSTW Intermediate SchoolB+
Middle · Grades 4–8 · 8.4 mi
H
AHSTW High SchoolA-
High · Grades 9–12 · 8.4 mi
E
AHSTW Primary SchoolB-
Elementary · Grades PK–3 · 8.4 mi

District: Ahstw Community School District

Neighborhood · ZIP 51577These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.173
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.15

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.1,061
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.13 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,405
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,432
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

1832 400th St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 83% of homes in Walnut 51577
  • Bigger than 90% of homes in Walnut 51577
  • Has a bigger lot than 76% of homes in Walnut 51577
  • Older than 82% of homes in Walnut 51577

What homes are worth in Walnut 51577

Each bar is how many homes fall in that price range. The marker is this home.

This home
$38K$446K

This home is worth more than 83% of homes in Walnut 51577.

How it measures up in Walnut 51577

The dot is this home. The mark in the middle is the typical home in Walnut 51577.

Estimated value$236,428
CheaperTypical $120,615Pricier

Pricier than 83% of homes nearby

Price per ft²$131
CheaperTypical $113Pricier

Pricier than 64% of homes nearby

Living area1,802 ft²
SmallerTypical 1,148 ft²Bigger

Bigger than 90% of homes nearby

Lot size3.34 ac
SmallerTypical 0.41 acBigger

Bigger than 76% of homes nearby

Year built1917
OlderTypical 1920Newer

Newer than 18% of homes nearby

How 1832 400th St ranks against every home in each area.
MeasureThis homeWalnut 51577Shelby County
Estimated valuepricier than$236,42883% of homes65% of homes
Price per ft²pricier than$13164% of homes52% of homes
Living areabigger than1,802 ft²90% of homes70% of homes
Lot sizebigger than3.34 ac76% of homes74% of homes
Year builtnewer than191718% of homes34% of homes

About 1832 400th St

How much is 1832 400th St, Walnut, IA worth?

The TopHap Estimate for 1832 400th St, Walnut, IA is $236,428 as of Sep 24, 2026. The likely range is $193,783 to $279,073. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 1832 400th St, Walnut, IA?

1832 400th St, Walnut, IA has 4 bedrooms, 2 bathrooms, 1,802 square feet of living space and a 3.34-acre lot.

When was 1832 400th St, Walnut, IA built?

1832 400th St, Walnut, IA was built in 1917, making it 109 years old. The building has 2 stories.

What schools serve 1832 400th St, Walnut, IA?

1832 400th St, Walnut, IA is assigned to AHSTW Intermediate School (middle), rated B+; AHSTW High School (high), rated A-; AHSTW Primary School (elementary), rated B-. All sit in Ahstw Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1832 400th St, Walnut, IA compare to other homes in Walnut 51577?

Among the 552 homes in Walnut 51577, it is worth more than 83% of them ($236,428 against a typical $120,615), its price per square foot is higher than 64% of them ($131 against a typical $113), it is bigger than 90% of them (1,802 ft² against a typical 1,148 ft²), its lot is bigger than 76% of them (3.34 ac against a typical 0.41 ac) and it is newer than 18% of them (1917 against a typical 1920). Measured against all of Shelby County, it is worth more than 65% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1832 400th St, Walnut, IA?

The 2024 property tax bill for 1832 400th St, Walnut, IA was $2,144. The county assessed it at $211,401.

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