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Single Family ResidenceResidential
$205,007$133 / 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 Jul 14, 2026

20421 RENFREW RD

DETROIT, MI 48221
2 / 1
Baths
1,544 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.
0.11 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.
3
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$205K
$187K low$223K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,126 (2023)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$133,700 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$117,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$267,400

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.5 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWayne
Lot (acres)The size of the land the home sits on, from county records.0.11
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Forced Air
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 · 154 ft²

Transaction History(2)

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
Pasteur Elementary SchoolB-
Elementary · Grades PK–6 · 0.6 mi
M
Palmer Park Preparatory AcademyC-
Middle · Grades 5–8 · 1.2 mi
H
Mumford High SchoolC-
High · Grades 9–12 · 2.1 mi

District: Detroit Public Schools Community District

Neighborhood · ZIP 48221These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
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.36,627
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,810 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,072
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$78,301
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

20421 Renfrew Rd 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 more than 75% of homes in Detroit 48221
  • Costs more per square foot than 87% of homes in Detroit 48221
  • Bigger than 68% of homes in Wayne County
  • Has a smaller lot than 66% of homes in Wayne County
  • Older than 71% of homes in Wayne County

What homes are worth in Detroit 48221

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

This home
$51K$451K

This home is worth more than 75% of homes in Detroit 48221.

How it measures up in Detroit 48221

The dot is this home. The mark in the middle is the typical home in Detroit 48221.

Estimated value$205,007
CheaperTypical $151,614Pricier

Pricier than 75% of homes nearby

Price per ft²$133
CheaperTypical $97Pricier

Pricier than 87% of homes nearby

Living area1,544 ft²
SmallerTypical 1,550 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.11 ac
SmallerTypical 0.11 acBigger

Bigger than 64% of homes nearby

Year built1940
OlderTypical 1938Newer

Newer than 63% of homes nearby

How 20421 Renfrew Rd ranks against every home in each area.
MeasureThis homeGreen AcresDetroit 48221Wayne County
Estimated valuepricier than$205,00755% of homes75% of homes63% of homes
Price per ft²pricier than$13373% of homes87% of homes50% of homes
Living areabigger than1,544 ft²34% of homes50% of homes68% of homes
Lot sizebigger than0.11 ac54% of homes64% of homes34% of homes
Year builtnewer than194062% of homes63% of homes29% of homes

About 20421 Renfrew Rd

How much is 20421 Renfrew Rd, Detroit, MI worth?

The TopHap Estimate for 20421 Renfrew Rd, Detroit, MI is $205,007 as of Jul 14, 2026. The likely range is $186,940 to $223,074. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 20421 Renfrew Rd, Detroit, MI?

20421 Renfrew Rd, Detroit, MI has 2 bathrooms, 1,544 square feet of living space and a 0.11-acre lot.

When was 20421 Renfrew Rd, Detroit, MI built?

20421 Renfrew Rd, Detroit, MI was built in 1940, making it 86 years old. The building has 3 stories.

What schools serve 20421 Renfrew Rd, Detroit, MI?

20421 Renfrew Rd, Detroit, MI is assigned to Pasteur Elementary School (elementary), rated B-; Palmer Park Preparatory Academy (middle), rated C-; Mumford High School (high), rated C-. All sit in Detroit Public Schools Community District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20421 Renfrew Rd, Detroit, MI compare to other homes in Detroit 48221?

Among the 15,799 homes in Detroit 48221, it is worth more than 75% of them ($205,007 against a typical $151,614), its price per square foot is higher than 87% of them ($133 against a typical $97), it is bigger than 50% of them (1,544 ft² against a typical 1,550 ft²), its lot is bigger than 64% of them (0.11 ac against a typical 0.11 ac) and it is newer than 63% of them (1940 against a typical 1938). Measured against all of Wayne County, it is worth more than 63% 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 20421 Renfrew Rd, Detroit, MI?

The 2023 property tax bill for 20421 Renfrew Rd, Detroit, MI was $3,126. The county assessed it at $133,700.

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