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Single Family ResidenceResidential
$71,636$128 / 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 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

503 COLLEGE ST

MACKAY, ID 83251
2
Beds
1
Baths
560 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.
1930
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$72K
$62K low$81K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$506 (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.$157,220 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$137,720
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$155,210
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$157,220

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCuster
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2017
RoofThe main material covering the roof, such as asphalt shingle or tile.Galvanized
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 · 136 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 SchoolD+
Middle · Grades 7–12 · 0.5 mi
E
Mackay Elementary SchoolC+
Elementary · Grades PK–6 · 0.6 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

503 College 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 Custer County
  • Costs less per square foot than 83% of homes in Custer County
  • Smaller than 87% of homes in Custer County
  • Older than 94% 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
$73K$1.1M

This home is worth more than 2% 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$71,636
CheaperTypical $327,344Pricier

Pricier than 2% of homes nearby

Price per ft²$128
CheaperTypical $237Pricier

Pricier than 18% of homes nearby

Living area560 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 15% of homes nearby

Year built1930
OlderTypical 1985Newer

Newer than 10% of homes nearby

How 503 College St ranks against every home in each area.
MeasureThis homeMackay 83251Custer County
Estimated valuepricier than$71,6362% of homesalmost no homes
Price per ft²pricier than$12818% of homes17% of homes
Living areabigger than560 ft²15% of homes13% of homes
Year builtnewer than193010% of homes6% of homes

About 503 College St

How much is 503 College St, Mackay, ID worth?

The TopHap Estimate for 503 College St, Mackay, ID is $71,636 as of Aug 30, 2026. The likely range is $62,457 to $80,815. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 College St, Mackay, ID last sell?

503 College St, Mackay, ID last sold on May 12, 2015, according to the county's recorded deed.

How big is 503 College St, Mackay, ID?

503 College St, Mackay, ID has 2 bedrooms, 1 bathrooms and 560 square feet of living space.

When was 503 College St, Mackay, ID built?

503 College St, Mackay, ID was built in 1930, making it 96 years old. The building has 2 stories.

What schools serve 503 College St, Mackay, ID?

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

How does 503 College St, Mackay, ID compare to other homes in Mackay 83251?

Among the 989 homes in Mackay 83251, it is worth more than 2% of them ($71,636 against a typical $327,344), its price per square foot is higher than 18% of them ($128 against a typical $237), it is bigger than 15% of them (560 ft² against a typical 1,344 ft²) and it is newer than 10% of them (1930 against a typical 1985). Measured against all of Custer 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 College St, Mackay, ID?

The 2025 property tax bill for 503 College St, Mackay, ID was $506. The county assessed it at $157,220.

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