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Single Family ResidenceResidential
$51,488$67 / 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 67How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

320 N GRAVES ST

OTTUMWA, IA 52501
2
Beds
1
Baths
768 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$51K
$35K low$68K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$600 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$30,040 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,520
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,520
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$30,040
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$30,040

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.0.17
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.Concrete
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
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 · 182 ft²

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

E
James Elementary SchoolF
Elementary · Grades KG–5 · 0.6 mi
H
Ottumwa High SchoolD-
High · Grades 9–12 · 2.0 mi
M
Evans Middle SchoolD-
Middle · Grades 6–8 · 2.4 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

320 N Graves 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.

  • Worth less than 89% of homes in Wapello County
  • Costs less per square foot than 76% of homes in Ottumwa 52501
  • Smaller than 90% of homes in Wapello County
  • Has a smaller lot than 67% of homes in Wapello County
  • Among the oldest homes in Ottumwa 52501

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
$34K$400K

This home is worth more than 12% 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$51,488
CheaperTypical $109,342Pricier

Pricier than 12% of homes nearby

Price per ft²$67
CheaperTypical $100Pricier

Pricier than 24% of homes nearby

Living area768 ft²
SmallerTypical 1,176 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.17 ac
SmallerTypical 0.19 acBigger

Bigger than 39% of homes nearby

Year built1880
OlderTypical 1945Newer

Older than almost all homes nearby

How 320 N Graves St ranks against every home in each area.
MeasureThis homeOttumwa 52501Wapello County
Estimated valuepricier than$51,48812% of homes11% of homes
Price per ft²pricier than$6724% of homes24% of homes
Living areabigger than768 ft²11% of homes10% of homes
Lot sizebigger than0.17 ac39% of homes33% of homes
Year builtnewer than1880almost no homes2% of homes

About 320 N Graves St

How much is 320 N Graves St, Ottumwa, IA worth?

The TopHap Estimate for 320 N Graves St, Ottumwa, IA is $51,488 as of Oct 21, 2026. The likely range is $34,623 to $68,353. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 320 N Graves St, Ottumwa, IA last sell?

320 N Graves St, Ottumwa, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 320 N Graves St, Ottumwa, IA?

320 N Graves St, Ottumwa, IA has 2 bedrooms, 1 bathrooms, 768 square feet of living space and a 0.17-acre lot.

When was 320 N Graves St, Ottumwa, IA built?

320 N Graves St, Ottumwa, IA was built in 1880, making it 146 years old. The building has 1 story.

What schools serve 320 N Graves St, Ottumwa, IA?

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

How does 320 N Graves St, Ottumwa, IA compare to other homes in Ottumwa 52501?

Among the 12,553 homes in Ottumwa 52501, it is worth more than 12% of them ($51,488 against a typical $109,342), its price per square foot is higher than 24% of them ($67 against a typical $100), it is bigger than 11% of them (768 ft² against a typical 1,176 ft²), its lot is bigger than 39% of them (0.17 ac against a typical 0.19 ac) and it is newer than almost none of them (1880 against a typical 1945). Measured against all of Wapello County, it is worth more than 11% 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 320 N Graves St, Ottumwa, IA?

The 2026 property tax bill for 320 N Graves St, Ottumwa, IA was $600. The county assessed it at $30,040.

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