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Single Family ResidenceResidential
$212,036$135 / 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 79How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $115,000 on Jan 2, 2014

507 1ST ST

KEYSTONE, IA 52249
3
Beds
1.5
Baths
1,568 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1982
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
6
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$212K
$167K low$257K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$115,000 · Jan 2, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,560 (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.$225,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$31,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$193,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$224,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$225,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBENTON
Lot (acres)The size of the land the home sits on, from county records.0.36
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.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Mixed
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.Deck · 340 ft²

Transaction History(3)

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.

E
Keystone ElementaryA
Elementary · Grades PK–3 · 0.3 mi
H
Benton Community High SchoolB
High · Grades 9–12 · 6.0 mi
M
Benton Community Middle SchoolC
Middle · Grades 7–8 · 6.0 mi

District: Benton Community School District

Neighborhood · ZIP 52249These 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.131
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.14

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.993
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.19 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,896
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,789
Average tempThe average temperature here across a full year.48°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.61%

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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

507 1st 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.

  • Costs more per square foot than 67% of homes in Keystone 52249
  • Newer than 84% of homes in Keystone 52249

What homes are worth in Keystone 52249

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

This home
$57K$476K

This home is worth more than 64% of homes in Keystone 52249.

How it measures up in Keystone 52249

The dot is this home. The mark in the middle is the typical home in Keystone 52249.

Estimated value$212,036
CheaperTypical $176,808Pricier

Pricier than 64% of homes nearby

Price per ft²$135
CheaperTypical $111Pricier

Pricier than 67% of homes nearby

Living area1,568 ft²
SmallerTypical 1,632 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.36 ac
SmallerTypical 0.29 acBigger

Bigger than 60% of homes nearby

Year built1982
OlderTypical 1928Newer

Newer than 84% of homes nearby

How 507 1st St ranks against every home in each area.
MeasureThis homeKeystone 52249Benton County
Estimated valuepricier than$212,03664% of homes48% of homes
Price per ft²pricier than$13567% of homes42% of homes
Living areabigger than1,568 ft²44% of homes56% of homes
Lot sizebigger than0.36 ac60% of homes50% of homes
Year builtnewer than198284% of homes65% of homes

About 507 1st St

How much is 507 1st St, Keystone, IA worth?

The TopHap Estimate for 507 1st St, Keystone, IA is $212,036 as of Aug 30, 2026. The likely range is $167,261 to $256,811. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 507 1st St, Keystone, IA last sell?

507 1st St, Keystone, IA last sold on Jan 2, 2014 for $115,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 507 1st St, Keystone, IA?

507 1st St, Keystone, IA has 3 bedrooms, 1.5 bathrooms, 1,568 square feet of living space and a 0.36-acre lot.

When was 507 1st St, Keystone, IA built?

507 1st St, Keystone, IA was built in 1982, making it 44 years old. The building has 1 story.

What schools serve 507 1st St, Keystone, IA?

507 1st St, Keystone, IA is assigned to Keystone Elementary (elementary), rated A; Benton Community High School (high), rated B; Benton Community Middle School (middle), rated C. All sit in Benton Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 507 1st St, Keystone, IA compare to other homes in Keystone 52249?

Among the 410 homes in Keystone 52249, it is worth more than 64% of them ($212,036 against a typical $176,808), its price per square foot is higher than 67% of them ($135 against a typical $111), it is bigger than 44% of them (1,568 ft² against a typical 1,632 ft²), its lot is bigger than 60% of them (0.36 ac against a typical 0.29 ac) and it is newer than 84% of them (1982 against a typical 1928). Measured against all of Benton County, it is worth more than 48% 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 507 1st St, Keystone, IA?

The 2025 property tax bill for 507 1st St, Keystone, IA was $2,560. The county assessed it at $225,100.

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