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Single Family ResidenceResidential
$34,964$33 / 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 69How 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

504 HARMON ST

IRWIN, IA 51446
2
Beds
2 / 1
Baths
1,045 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1944
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$35K
$24K low$46K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$678 (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.$66,038 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,736
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$57,302
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$64,883
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$66,038

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
CountyShelby
Lot (acres)The size of the land the home sits on, from county records.0.26
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.Garage, Attached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 80 ft²Porch · 112 ft²

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

E
Irwin Elementary School
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

504 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
  • Among the lowest price per square foot in Shelby County
  • Smaller than 85% of homes in Shelby County
  • Has a smaller lot than 69% of homes in Irwin 51446

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
$25K$270K

This home is worth more than 5% 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$34,964
CheaperTypical $103,085Pricier

Pricier than 5% of homes nearby

Price per ft²$33
CheaperTypical $75Pricier

Pricier than 7% of homes nearby

Living area1,045 ft²
SmallerTypical 1,392 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.26 ac
SmallerTypical 0.48 acBigger

Bigger than 31% of homes nearby

Year built1944
OlderTypical 1930Newer

Newer than 58% of homes nearby

How 504 Harmon St ranks against every home in each area.
MeasureThis homeIrwin 51446Shelby County
Estimated valuepricier than$34,9645% of homesalmost no homes
Price per ft²pricier than$337% of homesalmost no homes
Living areabigger than1,045 ft²21% of homes15% of homes
Lot sizebigger than0.26 ac31% of homes37% of homes
Year builtnewer than194458% of homes50% of homes

About 504 Harmon St

How much is 504 Harmon St, Irwin, IA worth?

The TopHap Estimate for 504 Harmon St, Irwin, IA is $34,964 as of Sep 24, 2026. The likely range is $24,118 to $45,810. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 504 Harmon St, Irwin, IA last sell?

504 Harmon St, Irwin, IA last sold on Jun 16, 1993, according to the county's recorded deed.

How big is 504 Harmon St, Irwin, IA?

504 Harmon St, Irwin, IA has 2 bedrooms, 2 bathrooms, 1,045 square feet of living space and a 0.26-acre lot.

When was 504 Harmon St, Irwin, IA built?

504 Harmon St, Irwin, IA was built in 1944, making it 82 years old. It is a cape cod home. The building has 1 story.

What schools serve 504 Harmon St, Irwin, IA?

504 Harmon St, Irwin, IA is assigned to Irwin Elementary School (elementary); 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 504 Harmon St, Irwin, IA compare to other homes in Irwin 51446?

Among the 280 homes in Irwin 51446, it is worth more than 5% of them ($34,964 against a typical $103,085), its price per square foot is higher than 7% of them ($33 against a typical $75), it is bigger than 21% of them (1,045 ft² against a typical 1,392 ft²), its lot is bigger than 31% of them (0.26 ac against a typical 0.48 ac) and it is newer than 58% of them (1944 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 504 Harmon St, Irwin, IA?

The 2024 property tax bill for 504 Harmon St, Irwin, IA was $678. The county assessed it at $66,038.

More homes on Harmon St

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Assigned schools

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