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Single Family ResidenceResidential
$125,963$111 / 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 93How 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
Last sold for $225,000 on Apr 3, 2026

516 ELM ST

MACKAY, ID 83251
3
Beds
1
Baths
1,130 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$126K
$117K low$135K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$225,000 · Apr 3, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,846 (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.$302,840 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$23,440
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$279,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$297,810
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$302,840

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCUSTER
Lot (acres)The size of the land the home sits on, from county records.0.14
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Floor/Wall Furnace
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

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

516 Elm 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 94% of homes in Custer County
  • Costs less per square foot than 87% of homes in Custer County
  • Smaller than 65% of homes in Custer County
  • Among the smallest lots in Mackay 83251
  • 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
$72K$1M

This home is worth more than 8% 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$125,963
CheaperTypical $320,314Pricier

Pricier than 8% of homes nearby

Price per ft²$111
CheaperTypical $232Pricier

Pricier than 15% of homes nearby

Living area1,130 ft²
SmallerTypical 1,340 ft²Bigger

Bigger than 39% of homes nearby

Lot size0.14 ac
SmallerTypical 3.88 acBigger

Smaller than almost all homes nearby

Year built1940
OlderTypical 1986Newer

Newer than 14% of homes nearby

How 516 Elm St ranks against every home in each area.
MeasureThis homeMackay 83251Custer County
Estimated valuepricier than$125,9638% of homes6% of homes
Price per ft²pricier than$11115% of homes13% of homes
Living areabigger than1,130 ft²39% of homes35% of homes
Lot sizebigger than0.14 acalmost no homes3% of homes
Year builtnewer than194014% of homes10% of homes

About 516 Elm St

How much is 516 Elm St, Mackay, ID worth?

The TopHap Estimate for 516 Elm St, Mackay, ID is $125,963 as of Aug 30, 2026. The likely range is $117,301 to $134,625. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 516 Elm St, Mackay, ID last sell?

516 Elm St, Mackay, ID last sold on Apr 3, 2026 for $225,000, according to the county's recorded deed.

How big is 516 Elm St, Mackay, ID?

516 Elm St, Mackay, ID has 3 bedrooms, 1 bathrooms, 1,130 square feet of living space and a 0.14-acre lot.

When was 516 Elm St, Mackay, ID built?

516 Elm St, Mackay, ID was built in 1940, making it 86 years old. The building has 1 story.

What schools serve 516 Elm St, Mackay, ID?

516 Elm 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 516 Elm St, Mackay, ID compare to other homes in Mackay 83251?

Among the 989 homes in Mackay 83251, it is worth more than 8% of them ($125,963 against a typical $320,314), its price per square foot is higher than 15% of them ($111 against a typical $232), it is bigger than 39% of them (1,130 ft² against a typical 1,340 ft²), its lot is bigger than almost none of them (0.14 ac against a typical 3.88 ac) and it is newer than 14% of them (1940 against a typical 1986). Measured against all of Custer County, it is worth more than 6% 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 516 Elm St, Mackay, ID?

The 2025 property tax bill for 516 Elm St, Mackay, ID was $1,846. The county assessed it at $302,840.

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