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Single Family ResidenceResidential
$46,557$51 / 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 73How 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 $73,213 on Nov 20, 2023

503 HARMON ST

IRWIN, IA 51446
2
Beds
1
Baths
912 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1913
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$47K
$34K low$59K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$73,213 · Nov 20, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$266 (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.$42,129 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,950
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$37,179
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$40,030
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$42,129

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyShelby
Lot (acres)The size of the land the home sits on, from county records.0.13
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Block (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.Carport (Unspecified)
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 96 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
Irwin Elementary SchoolB+
Elementary · Grades PK–3 · 0.4 mi
H
Ikm-Manning High SchoolA-
High · Grades 9–12 · 11.1 mi
M
Ikm-Manning Middle SchoolA
Middle · Grades 4–8 · 11.1 mi

District: Ikm-Manning Community School District

Neighborhood · ZIP 51446These 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.141
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.15

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.347
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,402
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$129,986
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.33 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

503 Harmon 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.

  • Among the least valuable homes in Shelby County
  • Costs less per square foot than 98% of homes in Shelby County
  • Smaller than 92% of homes in Shelby County
  • Has a smaller lot than 98% of homes in Irwin 51446
  • Older than 71% of homes in Shelby County

What homes are worth in Irwin 51446

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

This home
$24K$268K

This home is worth more than 12% of homes in Irwin 51446.

How it measures up in Irwin 51446

The dot is this home. The mark in the middle is the typical home in Irwin 51446.

Estimated value$46,557
CheaperTypical $102,983Pricier

Pricier than 12% of homes nearby

Price per ft²$51
CheaperTypical $75Pricier

Pricier than 17% of homes nearby

Living area912 ft²
SmallerTypical 1,400 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.13 ac
SmallerTypical 0.48 acBigger

Bigger than 2% of homes nearby

Year built1913
OlderTypical 1930Newer

Newer than 36% of homes nearby

How 503 Harmon St ranks against every home in each area.
MeasureThis homeIrwin 51446Shelby County
Estimated valuepricier than$46,55712% of homesalmost no homes
Price per ft²pricier than$5117% of homes2% of homes
Living areabigger than912 ft²10% of homes8% of homes
Lot sizebigger than0.13 ac2% of homes8% of homes
Year builtnewer than191336% of homes29% of homes

About 503 Harmon St

How much is 503 Harmon St, Irwin, IA worth?

The TopHap Estimate for 503 Harmon St, Irwin, IA is $46,557 as of Sep 24, 2026. The likely range is $33,821 to $59,293. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 Harmon St, Irwin, IA last sell?

503 Harmon St, Irwin, IA last sold on Nov 20, 2023 for $73,213, according to the county's recorded deed.

How big is 503 Harmon St, Irwin, IA?

503 Harmon St, Irwin, IA has 2 bedrooms, 1 bathrooms, 912 square feet of living space and a 0.13-acre lot.

When was 503 Harmon St, Irwin, IA built?

503 Harmon St, Irwin, IA was built in 1913, making it 113 years old. The building has 1 story.

What schools serve 503 Harmon St, Irwin, IA?

503 Harmon St, Irwin, IA is assigned to Irwin Elementary School (elementary), rated B+; Ikm-Manning High School (high), rated A-; Ikm-Manning Middle School (middle), rated A. All sit in Ikm-Manning Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 503 Harmon St, Irwin, IA compare to other homes in Irwin 51446?

Among the 280 homes in Irwin 51446, it is worth more than 12% of them ($46,557 against a typical $102,983), its price per square foot is higher than 17% of them ($51 against a typical $75), it is bigger than 10% of them (912 ft² against a typical 1,400 ft²), its lot is bigger than 2% of them (0.13 ac against a typical 0.48 ac) and it is newer than 36% of them (1913 against a typical 1930). Measured against all of Shelby County, it is worth more than almost no 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 503 Harmon St, Irwin, IA?

The 2024 property tax bill for 503 Harmon St, Irwin, IA was $266. The county assessed it at $42,129.

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