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Single Family ResidenceResidential
$235,467$215 / 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 98How 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 $235,000 on Aug 13, 2026

4536 HIGHWAY 21

GUERNSEY, IA 52221
1.5
Baths
1,094 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.
7.44 ac
Lot SizeThe size of the land the home sits on, from county records.
1974
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$235K
$232K low$239K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$235,000 · Aug 13, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,680 (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.$184,150 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$52,780
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$131,370
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$167,750
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$184,150

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyPOWESHIEK
Lot (acres)The size of the land the home sits on, from county records.7.44
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
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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

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.

E
Brooklyn-Guernsey-Malcom Elementary SchoolA-
Elementary · Grades PK–6 · 8.2 mi
M
Brooklyn-Guernsey-Malcom Jr-Sr High SchoolB-
Middle · Grades 7–12 · 8.2 mi

District: Brooklyn-Guernsey-Malcom Community School District

Neighborhood · ZIP 52221These 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.141
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.85%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.0%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.196
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,147
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,111
Average tempThe average temperature here across a full year.49°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

4536 Highway 21 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 77% of homes in Guernsey 52221
  • Costs more per square foot than 97% of homes in Guernsey 52221
  • Smaller than 80% of homes in Guernsey 52221
  • Has a bigger lot than 89% of homes in Poweshiek County
  • Newer than 69% of homes in Guernsey 52221

What homes are worth in Guernsey 52221

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

This home
$22K$373K

This home is worth more than 77% of homes in Guernsey 52221.

How it measures up in Guernsey 52221

The dot is this home. The mark in the middle is the typical home in Guernsey 52221.

Estimated value$235,467
CheaperTypical $166,679Pricier

Pricier than 77% of homes nearby

Price per ft²$215
CheaperTypical $93Pricier

Pricier than 97% of homes nearby

Living area1,094 ft²
SmallerTypical 1,664 ft²Bigger

Bigger than 20% of homes nearby

Lot size7.44 ac
SmallerTypical 2.75 acBigger

Bigger than 73% of homes nearby

Year built1974
OlderTypical 1915Newer

Newer than 69% of homes nearby

How 4536 Highway 21 ranks against every home in each area.
MeasureThis homeGuernsey 52221Poweshiek County
Estimated valuepricier than$235,46777% of homes62% of homes
Price per ft²pricier than$21597% of homes80% of homes
Living areabigger than1,094 ft²20% of homes25% of homes
Lot sizebigger than7.44 ac73% of homes89% of homes
Year builtnewer than197469% of homes61% of homes

About 4536 Highway 21

How much is 4536 Highway 21, Guernsey, IA worth?

The TopHap Estimate for 4536 Highway 21, Guernsey, IA is $235,467 as of Sep 24, 2026. The likely range is $231,713 to $239,221. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4536 Highway 21, Guernsey, IA last sell?

4536 Highway 21, Guernsey, IA last sold on Aug 13, 2026 for $235,000, according to the county's recorded deed.

How big is 4536 Highway 21, Guernsey, IA?

4536 Highway 21, Guernsey, IA has 1.5 bathrooms, 1,094 square feet of living space and a 7.44-acre lot.

When was 4536 Highway 21, Guernsey, IA built?

4536 Highway 21, Guernsey, IA was built in 1974, making it 52 years old. The building has 1 story.

What schools serve 4536 Highway 21, Guernsey, IA?

4536 Highway 21, Guernsey, IA is assigned to Brooklyn-Guernsey-Malcom Elementary School (elementary), rated A-; Brooklyn-Guernsey-Malcom Jr-Sr High School (middle), rated B-. All sit in Brooklyn-Guernsey-Malcom Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4536 Highway 21, Guernsey, IA compare to other homes in Guernsey 52221?

Among the 102 homes in Guernsey 52221, it is worth more than 77% of them ($235,467 against a typical $166,679), its price per square foot is higher than 97% of them ($215 against a typical $93), it is bigger than 20% of them (1,094 ft² against a typical 1,664 ft²), its lot is bigger than 73% of them (7.44 ac against a typical 2.75 ac) and it is newer than 69% of them (1974 against a typical 1915). Measured against all of Poweshiek County, it is worth more than 62% 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 4536 Highway 21, Guernsey, IA?

The 2025 property tax bill for 4536 Highway 21, Guernsey, IA was $1,680. The county assessed it at $184,150.

More homes on Highway 21

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