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Single Family ResidenceResidential
$93,519$130 / 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 Aug 30, 2026
Last sold for $84,000 on Aug 22, 2025

538 S ADELLA ST

OTTUMWA, IA 52501
1
Beds
1
Baths
720 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1921
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
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

$94K
$70K low$117K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$84,000 · Aug 22, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$724 (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.$34,970 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$30,270
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$34,970
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$34,970

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.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWapello
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Stone (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 154 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
Douma Elementary School
Elementary · Grades KG–1 · 0.2 mi
M
Evans Middle SchoolD
Middle · Grades 6–8 · 0.9 mi
H
Ottumwa High SchoolC-
High · Grades 9–12 · 1.9 mi

District: Ottumwa Community School District

Neighborhood · ZIP 52501These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.18

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.10%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.19%
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.30,565
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.138 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$60,905
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,608
Average tempThe average temperature here across a full year.51°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

538 S Adella 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 68% of homes in Ottumwa 52501
  • Smaller than 92% of homes in Ottumwa 52501
  • Has a smaller lot than 86% of homes in Wapello County
  • Older than 67% of homes in Wapello County

What homes are worth in Ottumwa 52501

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

This home
$32K$408K

This home is worth more than 40% of homes in Ottumwa 52501.

How it measures up in Ottumwa 52501

The dot is this home. The mark in the middle is the typical home in Ottumwa 52501.

Estimated value$93,519
CheaperTypical $109,720Pricier

Pricier than 40% of homes nearby

Price per ft²$130
CheaperTypical $102Pricier

Pricier than 68% of homes nearby

Living area720 ft²
SmallerTypical 1,176 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.14 ac
SmallerTypical 0.19 acBigger

Bigger than 16% of homes nearby

Year built1921
OlderTypical 1944Newer

Newer than 34% of homes nearby

How 538 S Adella St ranks against every home in each area.
MeasureThis homeOttumwa 52501Wapello County
Estimated valuepricier than$93,51940% of homes39% of homes
Price per ft²pricier than$13068% of homes67% of homes
Living areabigger than720 ft²8% of homes8% of homes
Lot sizebigger than0.14 ac16% of homes14% of homes
Year builtnewer than192134% of homes33% of homes

About 538 S Adella St

How much is 538 S Adella St, Ottumwa, IA worth?

The TopHap Estimate for 538 S Adella St, Ottumwa, IA is $93,519 as of Aug 30, 2026. The likely range is $69,732 to $117,306. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 538 S Adella St, Ottumwa, IA last sell?

538 S Adella St, Ottumwa, IA last sold on Aug 22, 2025 for $84,000, according to the county's recorded deed.

How big is 538 S Adella St, Ottumwa, IA?

538 S Adella St, Ottumwa, IA has 1 bedrooms, 1 bathrooms, 720 square feet of living space and a 0.14-acre lot.

When was 538 S Adella St, Ottumwa, IA built?

538 S Adella St, Ottumwa, IA was built in 1921, making it 105 years old. The building has 1 story.

What schools serve 538 S Adella St, Ottumwa, IA?

538 S Adella St, Ottumwa, IA is assigned to Douma Elementary School (elementary); Evans Middle School (middle), rated D; Ottumwa High School (high), rated C-. All sit in Ottumwa Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 538 S Adella St, Ottumwa, IA compare to other homes in Ottumwa 52501?

Among the 12,553 homes in Ottumwa 52501, it is worth more than 40% of them ($93,519 against a typical $109,720), its price per square foot is higher than 68% of them ($130 against a typical $102), it is bigger than 8% of them (720 ft² against a typical 1,176 ft²), its lot is bigger than 16% of them (0.14 ac against a typical 0.19 ac) and it is newer than 34% of them (1921 against a typical 1944). Measured against all of Wapello County, it is worth more than 39% 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 538 S Adella St, Ottumwa, IA?

The 2024 property tax bill for 538 S Adella St, Ottumwa, IA was $724. The county assessed it at $34,970.

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