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Single Family ResidenceResidential
$397,751$276 / 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 91How 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
Last sold for $375,000 on Dec 26, 2024

4871 ALTON DR

TROY, MI 48085
3
Beds
1.5
Baths
1,442 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$398K
$361K low$435K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$375,000 · Dec 26, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,690 (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.$145,240 (2022)
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$290,480

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.Ranch
CountyOAKLAND
Lot (acres)The size of the land the home sits on, from county records.0.27
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 84 ft²

Transaction History(6)

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.

E
Costello Elementary SchoolA+
Elementary · Grades KG–5 · 0.4 mi
M
Larson Middle SchoolA
Middle · Grades 6–8 · 0.6 mi
H
Athens High SchoolA-
High · Grades 9–12 · 0.6 mi

District: Troy School District

Neighborhood · ZIP 48085These 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.22
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.26,986
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,855 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$132,711
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$153,412
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.32 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.53%

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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

4871 Alton Dr 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 77% of homes in Troy 48085
  • Costs more per square foot than 92% of homes in Troy 48085
  • Smaller than 92% of homes in Troy 48085
  • Older than 70% of homes in Troy 48085

What homes are worth in Troy 48085

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

This home
$276K$829K

This home is worth more than 23% of homes in Troy 48085.

How it measures up in Troy 48085

The dot is this home. The mark in the middle is the typical home in Troy 48085.

Estimated value$397,751
CheaperTypical $476,722Pricier

Pricier than 23% of homes nearby

Price per ft²$276
CheaperTypical $228Pricier

Pricier than 92% of homes nearby

Living area1,442 ft²
SmallerTypical 2,088 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.27 ac
SmallerTypical 0.27 acBigger

Bigger than 48% of homes nearby

Year built1971
OlderTypical 1976Newer

Newer than 30% of homes nearby

How 4871 Alton Dr ranks against every home in each area.
MeasureThis homeTroy 48085Oakland County
Estimated valuepricier than$397,75123% of homes55% of homes
Price per ft²pricier than$27692% of homes82% of homes
Living areabigger than1,442 ft²8% of homes37% of homes
Lot sizebigger than0.27 ac48% of homes43% of homes
Year builtnewer than197130% of homes50% of homes

About 4871 Alton Dr

How much is 4871 Alton Dr, Troy, MI worth?

The TopHap Estimate for 4871 Alton Dr, Troy, MI is $397,751 as of Sep 24, 2026. The likely range is $360,877 to $434,625. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4871 Alton Dr, Troy, MI last sell?

4871 Alton Dr, Troy, MI last sold on Dec 26, 2024 for $375,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 4871 Alton Dr, Troy, MI?

4871 Alton Dr, Troy, MI has 3 bedrooms, 1.5 bathrooms, 1,442 square feet of living space and a 0.27-acre lot.

When was 4871 Alton Dr, Troy, MI built?

4871 Alton Dr, Troy, MI was built in 1971, making it 55 years old. It is a ranch home. The building has 1 story.

What schools serve 4871 Alton Dr, Troy, MI?

4871 Alton Dr, Troy, MI is assigned to Costello Elementary School (elementary), rated A+; Larson Middle School (middle), rated A; Athens High School (high), rated A-. All sit in Troy School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4871 Alton Dr, Troy, MI compare to other homes in Troy 48085?

Among the 9,530 homes in Troy 48085, it is worth more than 23% of them ($397,751 against a typical $476,722), its price per square foot is higher than 92% of them ($276 against a typical $228), it is bigger than 8% of them (1,442 ft² against a typical 2,088 ft²), its lot is bigger than 48% of them (0.27 ac against a typical 0.27 ac) and it is newer than 30% of them (1971 against a typical 1976). Measured against all of Oakland County, it is worth more than 55% 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 4871 Alton Dr, Troy, MI?

The 2025 property tax bill for 4871 Alton Dr, Troy, MI was $6,690. The county assessed it at $145,240.

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Assigned schools

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