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Residential (General/Single)Residential
$51,601$110 / 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 65How 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

CASTANA, IA 51010
1
Baths
468 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.
2012
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$52K
$34K low$70K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$686 (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.$77,432 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$77,432
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$69,053
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$77,432

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.57 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyMONONA
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Yes
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, Detached
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.Porch · 198 ft²

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

E
Mapleton Elementary SchoolA-
Elementary · Grades PK–5 · 5.7 mi
H
Maple Valley-Anthon Oto High SchoolC
High · Grades 9–12 · 5.7 mi
M
Mvao Middle SchoolA-
Middle · Grades 6–8 · 17.0 mi

District: Maple Valley-Anthon Oto Community School District

Neighborhood · ZIP 51010These 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.149
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.553
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,565
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,212
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.31 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

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 77% of homes in Monona County
  • Costs more per square foot than 72% of homes in Castana 51010
  • Smaller than 98% of homes in Monona County
  • Newer than 95% of homes in Monona County

What homes are worth in Castana 51010

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

This home
$20K$373K

This home is worth more than 49% of homes in Castana 51010.

How it measures up in Castana 51010

The dot is this home. The mark in the middle is the typical home in Castana 51010.

Estimated value$51,601
CheaperTypical $52,449Pricier

Pricier than 49% of homes nearby

Price per ft²$110
CheaperTypical $80Pricier

Pricier than 72% of homes nearby

Living area468 ft²
SmallerTypical 1,166 ft²Bigger

Bigger than 8% of homes nearby

Year built2012
OlderTypical 1976Newer

Newer than 86% of homes nearby

How ranks against every home in each area.
MeasureThis homeCastana 51010Monona County
Estimated valuepricier than$51,60149% of homes23% of homes
Price per ft²pricier than$11072% of homes65% of homes
Living areabigger than468 ft²8% of homes2% of homes
Year builtnewer than201286% of homes95% of homes

About

How much is , Castana, IA worth?

The TopHap Estimate for , Castana, IA is $51,601 as of Aug 30, 2026. The likely range is $33,633 to $69,569. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did , Castana, IA last sell?

, Castana, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is , Castana, IA?

, Castana, IA has 1 bathrooms and 468 square feet of living space.

When was , Castana, IA built?

, Castana, IA was built in 2012, making it 14 years old. The building has 1 story.

What schools serve , Castana, IA?

, Castana, IA is assigned to Mapleton Elementary School (elementary), rated A-; Maple Valley-Anthon Oto High School (high), rated C; Mvao Middle School (middle), rated A-. All sit in Maple Valley-Anthon Oto Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does , Castana, IA compare to other homes in Castana 51010?

Among the 546 homes in Castana 51010, it is worth more than 49% of them ($51,601 against a typical $52,449), its price per square foot is higher than 72% of them ($110 against a typical $80), it is bigger than 8% of them (468 ft² against a typical 1,166 ft²) and it is newer than 86% of them (2012 against a typical 1976). Measured against all of Monona County, it is worth more than 23% 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 , Castana, IA?

The 2024 property tax bill for , Castana, IA was $686. The county assessed it at $77,432.

Closest homes

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Assigned schools

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