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Single Family ResidenceResidential
$171,170$142 / 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 Aug 30, 2026

20831 RIDGEDALE ST

OAK PARK, MI 48237
3
Beds
1.5
Baths
1,207 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$171K
$156K low$186K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,008 (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.$117,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$95,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$106,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$234,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyOAKLAND
Lot (acres)The size of the land the home sits on, from county records.0.28
ConstructionThe main material the home's frame and walls are built from.Brick
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
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.Patio · 130 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.

E
Einstein Elementary SchoolD
Elementary · Grades PK–5 · 0.4 mi
M
Oak Park Preparatory AcademyC
Middle · Grades 6–8 · 1.1 mi
H
Oak Park High SchoolC-
High · Grades 9–12 · 1.2 mi

District: Oak Park City School District

Neighborhood · ZIP 48237These 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.99
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.30,006
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,796 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$70,494
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,997
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.33 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

20831 Ridgedale 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 90% of homes in Oakland County
  • Costs less per square foot than 88% of homes in Oakland County
  • Smaller than 75% of homes in Oakland County
  • Has a bigger lot than 96% of homes in Oak Park 48237
  • Older than 80% of homes in Oak Park 48237

What homes are worth in Oak Park 48237

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

This home
$104K$393K

This home is worth more than 18% of homes in Oak Park 48237.

How it measures up in Oak Park 48237

The dot is this home. The mark in the middle is the typical home in Oak Park 48237.

Estimated value$171,170
CheaperTypical $213,713Pricier

Pricier than 18% of homes nearby

Price per ft²$142
CheaperTypical $171Pricier

Pricier than 20% of homes nearby

Living area1,207 ft²
SmallerTypical 1,187 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.28 ac
SmallerTypical 0.15 acBigger

Bigger than 96% of homes nearby

Year built1950
OlderTypical 1953Newer

Newer than 20% of homes nearby

How 20831 Ridgedale St ranks against every home in each area.
MeasureThis homeOak Park 48237Oakland County
Estimated valuepricier than$171,17018% of homes10% of homes
Price per ft²pricier than$14220% of homes12% of homes
Living areabigger than1,207 ft²52% of homes25% of homes
Lot sizebigger than0.28 ac96% of homes45% of homes
Year builtnewer than195020% of homes20% of homes

About 20831 Ridgedale St

How much is 20831 Ridgedale St, Oak Park, MI worth?

The TopHap Estimate for 20831 Ridgedale St, Oak Park, MI is $171,170 as of Aug 30, 2026. The likely range is $156,037 to $186,303. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20831 Ridgedale St, Oak Park, MI last sell?

20831 Ridgedale St, Oak Park, MI last sold on May 15, 2002, according to the county's recorded deed.

How big is 20831 Ridgedale St, Oak Park, MI?

20831 Ridgedale St, Oak Park, MI has 3 bedrooms, 1.5 bathrooms, 1,207 square feet of living space and a 0.28-acre lot.

When was 20831 Ridgedale St, Oak Park, MI built?

20831 Ridgedale St, Oak Park, MI was built in 1950, making it 76 years old. The building has 1 story.

What schools serve 20831 Ridgedale St, Oak Park, MI?

20831 Ridgedale St, Oak Park, MI is assigned to Einstein Elementary School (elementary), rated D; Oak Park Preparatory Academy (middle), rated C; Oak Park High School (high), rated C-. All sit in Oak Park City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20831 Ridgedale St, Oak Park, MI compare to other homes in Oak Park 48237?

Among the 9,800 homes in Oak Park 48237, it is worth more than 18% of them ($171,170 against a typical $213,713), its price per square foot is higher than 20% of them ($142 against a typical $171), it is bigger than 52% of them (1,207 ft² against a typical 1,187 ft²), its lot is bigger than 96% of them (0.28 ac against a typical 0.15 ac) and it is newer than 20% of them (1950 against a typical 1953). Measured against all of Oakland County, it is worth more than 10% 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 20831 Ridgedale St, Oak Park, MI?

The 2025 property tax bill for 20831 Ridgedale St, Oak Park, MI was $2,008. The county assessed it at $117,400.

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