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Residential (General/Single)Residential
$80,461$76 / 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 72How 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

412 MARBLE ST

ONAWA, IA 51040
3
Beds
1 / 1
Baths
1,056 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.
0.19 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.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$80K
$58K low$103K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,594 (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.$127,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,666
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$118,434
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$110,483
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$127,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyMONONA
Lot (acres)The size of the land the home sits on, from county records.0.19
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
FireplaceWhether the home has a fireplace, and what kind.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 · 48 ft²Patio · 200 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.

E
West Monona Elementary SchoolB-
Elementary · Grades PK–5 · 0.5 mi
H
West Monona High SchoolB
High · Grades 9–12 · 0.8 mi
M
West Monona Middle SchoolB
Middle · Grades 6–8 · 0.8 mi

District: West Monona Community School District

Neighborhood · ZIP 51040These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.90%
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.13%
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.3,959
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.29 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,746
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$72,985
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.30 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

412 Marble 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.

  • Smaller than 73% of homes in Monona County
  • Has a smaller lot than 88% of homes in Onawa 51040
  • Newer than 69% of homes in Onawa 51040

What homes are worth in Onawa 51040

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

This home
$23K$410K

This home is worth more than 37% of homes in Onawa 51040.

How it measures up in Onawa 51040

The dot is this home. The mark in the middle is the typical home in Onawa 51040.

Estimated value$80,461
CheaperTypical $104,900Pricier

Pricier than 37% of homes nearby

Price per ft²$76
CheaperTypical $87Pricier

Pricier than 41% of homes nearby

Living area1,056 ft²
SmallerTypical 1,296 ft²Bigger

Bigger than 31% of homes nearby

Lot size0.19 ac
SmallerTypical 0.19 acBigger

Bigger than 12% of homes nearby

Year built1974
OlderTypical 1950Newer

Newer than 69% of homes nearby

How 412 Marble St ranks against every home in each area.
MeasureThis homeOnawa 51040Monona County
Estimated valuepricier than$80,46137% of homes40% of homes
Price per ft²pricier than$7641% of homes43% of homes
Living areabigger than1,056 ft²31% of homes27% of homes
Lot sizebigger than0.19 ac12% of homes13% of homes
Year builtnewer than197469% of homes69% of homes

About 412 Marble St

How much is 412 Marble St, Onawa, IA worth?

The TopHap Estimate for 412 Marble St, Onawa, IA is $80,461 as of Aug 30, 2026. The likely range is $58,041 to $102,881. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 412 Marble St, Onawa, IA last sell?

412 Marble St, Onawa, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 412 Marble St, Onawa, IA?

412 Marble St, Onawa, IA has 3 bedrooms, 1 bathrooms, 1,056 square feet of living space and a 0.19-acre lot.

When was 412 Marble St, Onawa, IA built?

412 Marble St, Onawa, IA was built in 1974, making it 52 years old. The building has 1 story.

What schools serve 412 Marble St, Onawa, IA?

412 Marble St, Onawa, IA is assigned to West Monona Elementary School (elementary), rated B-; West Monona High School (high), rated B; West Monona Middle School (middle), rated B. All sit in West Monona Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 412 Marble St, Onawa, IA compare to other homes in Onawa 51040?

Among the 1,938 homes in Onawa 51040, it is worth more than 37% of them ($80,461 against a typical $104,900), its price per square foot is higher than 41% of them ($76 against a typical $87), it is bigger than 31% of them (1,056 ft² against a typical 1,296 ft²), its lot is bigger than 12% of them (0.19 ac against a typical 0.19 ac) and it is newer than 69% of them (1974 against a typical 1950). Measured against all of Monona County, it is worth more than 40% 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 412 Marble St, Onawa, IA?

The 2025 property tax bill for 412 Marble St, Onawa, IA was $1,594. The county assessed it at $127,100.

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