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Single Family ResidenceResidential
$145,911$243 / 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 76How 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 S MAIN ST

MACKAY, ID 83251
1
Beds
1
Baths
600 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.
1940
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$146K
$111K low$181K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$580 (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.$65,980 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,810
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$36,170
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$66,240
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$65,980

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCuster
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Wood Furnace
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 120 ft²

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

M
Mackay Jr/Sr High SchoolC
Middle · Grades 7–12 · 0.4 mi
E
Mackay Elementary SchoolD
Elementary · Grades PK–6 · 0.5 mi

District: Mackay Joint School District 182

Neighborhood · ZIP 83251These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.208

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.68%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.1,211
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,038
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,577
Average tempThe average temperature here across a full year.35°F
Annual precipHow much rain and melted snow falls here in a typical year.24 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

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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 S Main 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 96% of homes in Custer County
  • Smaller than 85% of homes in Custer County
  • Older than 90% of homes in Custer County

What homes are worth in Mackay 83251

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

This home
$105K$1.2M

This home is worth more than 5% of homes in Mackay 83251.

How it measures up in Mackay 83251

The dot is this home. The mark in the middle is the typical home in Mackay 83251.

Estimated value$145,911
CheaperTypical $346,903Pricier

Pricier than 5% of homes nearby

Price per ft²$243
CheaperTypical $247Pricier

Pricier than 48% of homes nearby

Living area600 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 16% of homes nearby

Year built1940
OlderTypical 1987Newer

Newer than 14% of homes nearby

How 512 S Main St ranks against every home in each area.
MeasureThis homeMackay 83251Custer County
Estimated valuepricier than$145,9115% of homes4% of homes
Price per ft²pricier than$24348% of homes44% of homes
Living areabigger than600 ft²16% of homes15% of homes
Year builtnewer than194014% of homes10% of homes

About 512 S Main St

How much is 512 S Main St, Mackay, ID worth?

The TopHap Estimate for 512 S Main St, Mackay, ID is $145,911 as of Sep 24, 2026. The likely range is $110,679 to $181,143. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 512 S Main St, Mackay, ID last sell?

512 S Main St, Mackay, ID last sold on Nov 2, 1999, according to the county's recorded deed.

How big is 512 S Main St, Mackay, ID?

512 S Main St, Mackay, ID has 1 bedrooms, 1 bathrooms and 600 square feet of living space.

When was 512 S Main St, Mackay, ID built?

512 S Main St, Mackay, ID was built in 1940, making it 86 years old. The building has 1 story.

What schools serve 512 S Main St, Mackay, ID?

512 S Main St, Mackay, ID is assigned to Mackay Jr/Sr High School (middle), rated C; Mackay Elementary School (elementary), rated D. All sit in Mackay Joint School District 182. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 512 S Main St, Mackay, ID compare to other homes in Mackay 83251?

Among the 989 homes in Mackay 83251, it is worth more than 5% of them ($145,911 against a typical $346,903), its price per square foot is higher than 48% of them ($243 against a typical $247), it is bigger than 16% of them (600 ft² against a typical 1,344 ft²) and it is newer than 14% of them (1940 against a typical 1987). Measured against all of Custer County, it is worth more than 4% 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 S Main St, Mackay, ID?

The 2025 property tax bill for 512 S Main St, Mackay, ID was $580. The county assessed it at $65,980.

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Assigned schools

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See this home in context

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