Skip to content
Skip to content
TopHapOpen in map
Rural ResidenceResidential
$160,745$169 / 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 83How 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

28770 500TH ST

WALNUT, IA 51577
4
Beds
1
Baths
952 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.
39 ac
Lot SizeThe size of the land the home sits on, from county records.
1954
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$161K
$134K low$188K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,658 (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.$240,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$117,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$123,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$200,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$240,500

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.39
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
26
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
70
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
54
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
47
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
CountyPottawattamie
Lot (acres)The size of the land the home sits on, from county records.39.00
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Block (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 48 ft²

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 · 6.3 mi
H
AHSTW High SchoolA-
High · Grades 9–12 · 6.3 mi
E
AHSTW Primary SchoolB-
Elementary · Grades PK–3 · 6.3 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%

Owner Tools

Do you own this home?
Claim this home

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

28770 500th 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 less than 78% of homes in Pottawattamie County
  • Costs more per square foot than 81% of homes in Walnut 51577
  • Smaller than 77% of homes in Walnut 51577
  • Among the largest lots in Pottawattamie County
  • Newer than 73% 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 69% 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$160,745
CheaperTypical $121,157Pricier

Pricier than 69% of homes nearby

Price per ft²$169
CheaperTypical $113Pricier

Pricier than 81% of homes nearby

Living area952 ft²
SmallerTypical 1,148 ft²Bigger

Bigger than 23% of homes nearby

Lot size39 ac
SmallerTypical 0.41 acBigger

Bigger than 96% of homes nearby

Year built1954
OlderTypical 1920Newer

Newer than 73% of homes nearby

How 28770 500th St ranks against every home in each area.
MeasureThis homeWalnut 51577Pottawattamie County
Estimated valuepricier than$160,74569% of homes22% of homes
Price per ft²pricier than$16981% of homes24% of homes
Living areabigger than952 ft²23% of homes32% of homes
Lot sizebigger than39 ac96% of homesalmost all homes
Year builtnewer than195473% of homes41% of homes

About 28770 500th St

How much is 28770 500th St, Walnut, IA worth?

The TopHap Estimate for 28770 500th St, Walnut, IA is $160,745 as of Sep 24, 2026. The likely range is $133,642 to $187,848. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 28770 500th St, Walnut, IA last sell?

28770 500th St, Walnut, IA last sold on Jul 26, 2001, according to the county's recorded deed.

How big is 28770 500th St, Walnut, IA?

28770 500th St, Walnut, IA has 4 bedrooms, 1 bathrooms, 952 square feet of living space and a 39.00-acre lot.

When was 28770 500th St, Walnut, IA built?

28770 500th St, Walnut, IA was built in 1954, making it 72 years old. The building has 1 story.

What schools serve 28770 500th St, Walnut, IA?

28770 500th 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 28770 500th St, Walnut, IA compare to other homes in Walnut 51577?

Among the 552 homes in Walnut 51577, it is worth more than 69% of them ($160,745 against a typical $121,157), its price per square foot is higher than 81% of them ($169 against a typical $113), it is bigger than 23% of them (952 ft² against a typical 1,148 ft²), its lot is bigger than 96% of them (39 ac against a typical 0.41 ac) and it is newer than 73% of them (1954 against a typical 1920). Measured against all of Pottawattamie County, it is worth more than 22% 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 28770 500th St, Walnut, IA?

The 2024 property tax bill for 28770 500th St, Walnut, IA was $2,658. The county assessed it at $240,500.

More homes on 500th St

Closest homes

More homes in Walnut 51577

Assigned schools

Explore the area

See this home in context

Open 28770 500th St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map