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Single Family ResidenceResidential
$75,102$84 / 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 75How 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
Last sold for $45,000 on May 21, 2020

604 ATLANTIC ST

WALNUT, IA 51577
3
Beds
2
Baths
896 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
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.

Valuation

$75K
$57K low$94K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$45,000 · May 21, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,222 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$82,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$68,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$66,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$82,600

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.
24
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.
55
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.Single Family Residence
CountyPOTTAWATTAMIE
Lot (acres)The size of the land the home sits on, from county records.0.26
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Shed · 320 ft²Porch · 272 ft²

Transaction History(8)

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

Foreclosure Filings(1)

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

M
AHSTW Intermediate SchoolA
Middle · Grades 4–8 · 6.2 mi
H
AHSTW High SchoolB+
High · Grades 9–12 · 6.2 mi
E
AHSTW Primary SchoolB-
Elementary · Grades PK–3 · 6.2 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

604 Atlantic 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 97% of homes in Pottawattamie County
  • Costs less per square foot than 98% of homes in Pottawattamie County
  • Smaller than 85% of homes in Walnut 51577
  • Has a smaller lot than 70% of homes in Walnut 51577
  • Older than 71% of homes in Pottawattamie County

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
$37K$446K

This home is worth more than 15% 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$75,102
CheaperTypical $121,157Pricier

Pricier than 15% of homes nearby

Price per ft²$84
CheaperTypical $113Pricier

Pricier than 15% of homes nearby

Living area896 ft²
SmallerTypical 1,146 ft²Bigger

Bigger than 15% of homes nearby

Lot size0.26 ac
SmallerTypical 0.41 acBigger

Bigger than 30% of homes nearby

Year built1920
OlderTypical 1920Newer

Newer than 62% of homes nearby

How 604 Atlantic St ranks against every home in each area.
MeasureThis homeWalnut 51577Pottawattamie County
Estimated valuepricier than$75,10215% of homes3% of homes
Price per ft²pricier than$8415% of homes2% of homes
Living areabigger than896 ft²15% of homes24% of homes
Lot sizebigger than0.26 ac30% of homes59% of homes
Year builtnewer than192062% of homes29% of homes

About 604 Atlantic St

How much is 604 Atlantic St, Walnut, IA worth?

The TopHap Estimate for 604 Atlantic St, Walnut, IA is $75,102 as of Sep 24, 2026. The likely range is $56,536 to $93,668. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 604 Atlantic St, Walnut, IA last sell?

604 Atlantic St, Walnut, IA last sold on May 21, 2020 for $45,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 604 Atlantic St, Walnut, IA?

604 Atlantic St, Walnut, IA has 3 bedrooms, 2 bathrooms, 896 square feet of living space and a 0.26-acre lot.

When was 604 Atlantic St, Walnut, IA built?

604 Atlantic St, Walnut, IA was built in 1920, making it 106 years old. The building has 2 stories.

What schools serve 604 Atlantic St, Walnut, IA?

604 Atlantic St, Walnut, IA is assigned to AHSTW Intermediate School (middle), rated A; AHSTW High School (high), rated B+; 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 604 Atlantic St, Walnut, IA compare to other homes in Walnut 51577?

Among the 552 homes in Walnut 51577, it is worth more than 15% of them ($75,102 against a typical $121,157), its price per square foot is higher than 15% of them ($84 against a typical $113), it is bigger than 15% of them (896 ft² against a typical 1,146 ft²), its lot is bigger than 30% of them (0.26 ac against a typical 0.41 ac) and it is newer than 62% of them (1920 against a typical 1920). Measured against all of Pottawattamie County, it is worth more than 3% 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 604 Atlantic St, Walnut, IA?

The 2025 property tax bill for 604 Atlantic St, Walnut, IA was $1,222. The county assessed it at $82,600.

More homes on Atlantic St

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