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Single Family ResidenceResidential
$162,721$113 / 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 83How 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

512 SIBLEY ST

SANBORN, IA 51248
3
Beds
2.5
Baths
1,436 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1965
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$163K
$136K low$190K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,510 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$138,540 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$11,740
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$126,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$121,760
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$138,540

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.A-Frame
CountyO'BRIEN
Lot (acres)The size of the land the home sits on, from county records.0.22
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Radiant
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
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 · 140 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.

H
Hartley-Melvin-Sanborn High SchoolB-
High · Grades 9–12 · 8.5 mi
E
Hartley-Melvin-Sanborn Elementary SchoolB+
Elementary · Grades PK–4 · 8.5 mi
M
Hartley-Melvin-Sanborn Middle SchoolB-
Middle · Grades 7–8 · 9.1 mi

District: Hartley-Melvin-Sanborn Community School District

Neighborhood · ZIP 51248These 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.122
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.2,021
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.25 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,326
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,909
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.29 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

512 Sibley 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.

  • Has a smaller lot than 73% of homes in Sanborn 51248
  • Newer than 67% of homes in O'Brien County

What homes are worth in Sanborn 51248

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

This home
$55K$585K

This home is worth more than 42% of homes in Sanborn 51248.

How it measures up in Sanborn 51248

The dot is this home. The mark in the middle is the typical home in Sanborn 51248.

Estimated value$162,721
CheaperTypical $185,471Pricier

Pricier than 42% of homes nearby

Price per ft²$113
CheaperTypical $122Pricier

Pricier than 42% of homes nearby

Living area1,436 ft²
SmallerTypical 1,474 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.22 ac
SmallerTypical 0.33 acBigger

Bigger than 27% of homes nearby

Year built1965
OlderTypical 1955Newer

Newer than 60% of homes nearby

How 512 Sibley St ranks against every home in each area.
MeasureThis homeSanborn 51248O'Brien County
Estimated valuepricier than$162,72142% of homes52% of homes
Price per ft²pricier than$11342% of homes52% of homes
Living areabigger than1,436 ft²46% of homes45% of homes
Lot sizebigger than0.22 ac27% of homes30% of homes
Year builtnewer than196560% of homes67% of homes

About 512 Sibley St

How much is 512 Sibley St, Sanborn, IA worth?

The TopHap Estimate for 512 Sibley St, Sanborn, IA is $162,721 as of Sep 24, 2026. The likely range is $135,562 to $189,880. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 512 Sibley St, Sanborn, IA last sell?

512 Sibley St, Sanborn, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 512 Sibley St, Sanborn, IA?

512 Sibley St, Sanborn, IA has 3 bedrooms, 2.5 bathrooms, 1,436 square feet of living space and a 0.22-acre lot.

When was 512 Sibley St, Sanborn, IA built?

512 Sibley St, Sanborn, IA was built in 1965, making it 61 years old. It is a a-frame home. The building has 1 story.

What schools serve 512 Sibley St, Sanborn, IA?

512 Sibley St, Sanborn, IA is assigned to Hartley-Melvin-Sanborn High School (high), rated B-; Hartley-Melvin-Sanborn Elementary School (elementary), rated B+; Hartley-Melvin-Sanborn Middle School (middle), rated B-. All sit in Hartley-Melvin-Sanborn Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 512 Sibley St, Sanborn, IA compare to other homes in Sanborn 51248?

Among the 759 homes in Sanborn 51248, it is worth more than 42% of them ($162,721 against a typical $185,471), its price per square foot is higher than 42% of them ($113 against a typical $122), it is bigger than 46% of them (1,436 ft² against a typical 1,474 ft²), its lot is bigger than 27% of them (0.22 ac against a typical 0.33 ac) and it is newer than 60% of them (1965 against a typical 1955). Measured against all of O'Brien County, it is worth more than 52% 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 512 Sibley St, Sanborn, IA?

The 2025 property tax bill for 512 Sibley St, Sanborn, IA was $1,510. The county assessed it at $138,540.

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