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Rural ResidenceResidential
$115,148$59 / 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 77How 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

28537 190TH ST

HARPER, IA 52231
3
Beds
3 / 2
Baths
1,968 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.
2.6 ac
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$115K
$88K low$142K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,616 (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.$162,828 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,188
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$158,640
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$117,054
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$162,828

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.33
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.
65
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
6
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
CountyKeokuk
Lot (acres)The size of the land the home sits on, from county records.2.60
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.Brick (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 144 ft²

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

M
Keota High SchoolA-
Middle · Grades 7–12 · 5.2 mi
E
Keota Elementary SchoolC
Elementary · Grades PK–6 · 5.3 mi

District: Keota Community School District

Neighborhood · ZIP 52231These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.17

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.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.264
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$79,358
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,119
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.36 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

28537 190th 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 73% of homes in Harper 52231
  • Costs less per square foot than 86% of homes in Harper 52231
  • Bigger than 80% of homes in Keokuk County
  • Has a bigger lot than 73% of homes in Keokuk County
  • Older than 84% of homes in Harper 52231

What homes are worth in Harper 52231

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

This home
$51K$400K

This home is worth more than 27% of homes in Harper 52231.

How it measures up in Harper 52231

The dot is this home. The mark in the middle is the typical home in Harper 52231.

Estimated value$115,148
CheaperTypical $143,007Pricier

Pricier than 27% of homes nearby

Price per ft²$59
CheaperTypical $108Pricier

Pricier than 14% of homes nearby

Living area1,968 ft²
SmallerTypical 1,616 ft²Bigger

Bigger than 73% of homes nearby

Lot size2.6 ac
SmallerTypical 2.6 acBigger

Bigger than 50% of homes nearby

Year built1890
OlderTypical 1934Newer

Newer than 16% of homes nearby

How 28537 190th St ranks against every home in each area.
MeasureThis homeHarper 52231Keokuk County
Estimated valuepricier than$115,14827% of homes52% of homes
Price per ft²pricier than$5914% of homes28% of homes
Living areabigger than1,968 ft²73% of homes80% of homes
Lot sizebigger than2.6 ac50% of homes73% of homes
Year builtnewer than189016% of homes22% of homes

About 28537 190th St

How much is 28537 190th St, Harper, IA worth?

The TopHap Estimate for 28537 190th St, Harper, IA is $115,148 as of Sep 24, 2026. The likely range is $88,388 to $141,908. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 28537 190th St, Harper, IA last sell?

28537 190th St, Harper, IA last sold on Apr 22, 2025, according to the county's recorded deed.

How big is 28537 190th St, Harper, IA?

28537 190th St, Harper, IA has 3 bedrooms, 3 bathrooms, 1,968 square feet of living space and a 2.60-acre lot.

When was 28537 190th St, Harper, IA built?

28537 190th St, Harper, IA was built in 1890, making it 136 years old. The building has 2 stories.

What schools serve 28537 190th St, Harper, IA?

28537 190th St, Harper, IA is assigned to Keota High School (middle), rated A-; Keota Elementary School (elementary), rated C. All sit in Keota Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 28537 190th St, Harper, IA compare to other homes in Harper 52231?

Among the 163 homes in Harper 52231, it is worth more than 27% of them ($115,148 against a typical $143,007), its price per square foot is higher than 14% of them ($59 against a typical $108), it is bigger than 73% of them (1,968 ft² against a typical 1,616 ft²), its lot is bigger than 50% of them (2.6 ac against a typical 2.6 ac) and it is newer than 16% of them (1890 against a typical 1934). Measured against all of Keokuk County, it is worth more than 52% 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 28537 190th St, Harper, IA?

The 2024 property tax bill for 28537 190th St, Harper, IA was $1,616. The county assessed it at $162,828.

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