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Rural ResidenceResidential
$399,000$349 / 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 $240,000 on May 4, 2026

490 HIGHWAY 51

POSTVILLE, IA 52162
3
Beds
2.5
Baths
1,144 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.
6.59 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$399K
$299K low$499K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · May 4, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,112 (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.$229,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$211,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$182,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$229,000

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.22
97
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
9
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
8
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.116 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

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
CountyALLAMAKEE
Lot (acres)The size of the land the home sits on, from county records.6.59
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.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.Garage, Attached
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 · 180 ft²

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.

H
John R Mott Jr/High SchoolB
High · Grades 7–12 · 3.9 mi
E
Cora B Darling Elementary SchoolD
Elementary · Grades PK–6 · 3.9 mi

District: Postville Community School District

Neighborhood · ZIP 52162These 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.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.10%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.20%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.3,530
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.37 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,152
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$78,470
Average tempThe average temperature here across a full year.46°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.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

490 Highway 51 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 97% of homes in Postville 52162
  • Among the highest price per square foot in Postville 52162
  • Smaller than 80% of homes in Postville 52162
  • Has a bigger lot than 78% of homes in Postville 52162
  • Newer than 81% of homes in Postville 52162

What homes are worth in Postville 52162

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

This home
$28K$442K

This home is worth more than 97% of homes in Postville 52162.

How it measures up in Postville 52162

The dot is this home. The mark in the middle is the typical home in Postville 52162.

Estimated value$399,000
CheaperTypical $119,080Pricier

Pricier than 97% of homes nearby

Price per ft²$349
CheaperTypical $81Pricier

Pricier than almost all homes nearby

Living area1,144 ft²
SmallerTypical 1,534 ft²Bigger

Bigger than 20% of homes nearby

Lot size6.59 ac
SmallerTypical 0.38 acBigger

Bigger than 78% of homes nearby

Year built1978
OlderTypical 1932Newer

Newer than 81% of homes nearby

How 490 Highway 51 ranks against every home in each area.
MeasureThis homePostville 52162Allamakee County
Estimated valuepricier than$399,00097% of homes89% of homes
Price per ft²pricier than$349almost all homes95% of homes
Living areabigger than1,144 ft²20% of homes28% of homes
Lot sizebigger than6.59 ac78% of homes77% of homes
Year builtnewer than197881% of homes59% of homes

About 490 Highway 51

How much is 490 Highway 51, Postville, IA worth?

The TopHap Estimate for 490 Highway 51, Postville, IA is $399,000 as of Sep 24, 2026. The likely range is $298,892 to $499,108. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 490 Highway 51, Postville, IA last sell?

490 Highway 51, Postville, IA last sold on May 4, 2026 for $240,000, according to the county's recorded deed.

How big is 490 Highway 51, Postville, IA?

490 Highway 51, Postville, IA has 3 bedrooms, 2.5 bathrooms, 1,144 square feet of living space and a 6.59-acre lot.

When was 490 Highway 51, Postville, IA built?

490 Highway 51, Postville, IA was built in 1978, making it 48 years old. The building has 1 story.

What schools serve 490 Highway 51, Postville, IA?

490 Highway 51, Postville, IA is assigned to John R Mott Jr/High School (high), rated B; Cora B Darling Elementary School (elementary), rated D. All sit in Postville Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 490 Highway 51, Postville, IA compare to other homes in Postville 52162?

Among the 1,139 homes in Postville 52162, it is worth more than 97% of them ($399,000 against a typical $119,080), its price per square foot is higher than almost all of them ($349 against a typical $81), it is bigger than 20% of them (1,144 ft² against a typical 1,534 ft²), its lot is bigger than 78% of them (6.59 ac against a typical 0.38 ac) and it is newer than 81% of them (1978 against a typical 1932). Measured against all of Allamakee County, it is worth more than 89% 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 490 Highway 51, Postville, IA?

The 2025 property tax bill for 490 Highway 51, Postville, IA was $2,112. The county assessed it at $229,000.

More homes on Highway 51

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Assigned schools

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