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Single Family ResidenceResidential
$97,755$95 / 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 83How 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

20187 HARTWELL ST

DETROIT, MI 48235
1.5
Baths
1,024 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.
1949
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$98K
$81K low$115K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,312 (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.$36,700 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$36,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$73,400

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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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 · 42 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
Vernor Elementary SchoolD-
Elementary · Grades PK–8 · 0.2 mi
H
Mumford High SchoolD-
High · Grades 9–12 · 1.6 mi

District: Detroit Public Schools Community District

Neighborhood · ZIP 48235These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.23

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.2%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.26%
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.44,966
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,124 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$46,428
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$61,197
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

20187 Hartwell 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 74% of homes in Wayne County
  • Costs less per square foot than 70% of homes in Wayne County
  • Smaller than 74% of homes in Wayne County
  • Has a smaller lot than 69% of homes in Blackstone Park
  • Newer than 91% of homes in Blackstone Park

What homes are worth in Detroit 48235

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

This home
$50K$210K

This home is worth more than 38% of homes in Detroit 48235.

How it measures up in Detroit 48235

The dot is this home. The mark in the middle is the typical home in Detroit 48235.

Estimated value$97,755
CheaperTypical $108,698Pricier

Pricier than 38% of homes nearby

Price per ft²$95
CheaperTypical $92Pricier

Pricier than 58% of homes nearby

Living area1,024 ft²
SmallerTypical 1,146 ft²Bigger

Bigger than 32% of homes nearby

Lot size0.11 ac
SmallerTypical 0.11 acBigger

Bigger than 53% of homes nearby

Year built1949
OlderTypical 1945Newer

Newer than 79% of homes nearby

How 20187 Hartwell St ranks against every home in each area.
MeasureThis homeBlackstone ParkDetroit 48235Wayne County
Estimated valuepricier than$97,75549% of homes38% of homes26% of homes
Price per ft²pricier than$9565% of homes58% of homes30% of homes
Living areabigger than1,024 ft²48% of homes32% of homes26% of homes
Lot sizebigger than0.11 ac31% of homes53% of homes34% of homes
Year builtnewer than194991% of homes79% of homes46% of homes

About 20187 Hartwell St

How much is 20187 Hartwell St, Detroit, MI worth?

The TopHap Estimate for 20187 Hartwell St, Detroit, MI is $97,755 as of Sep 24, 2026. The likely range is $80,854 to $114,656. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20187 Hartwell St, Detroit, MI last sell?

20187 Hartwell St, Detroit, MI last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 20187 Hartwell St, Detroit, MI?

20187 Hartwell St, Detroit, MI has 1.5 bathrooms, 1,024 square feet of living space and a 0.11-acre lot.

When was 20187 Hartwell St, Detroit, MI built?

20187 Hartwell St, Detroit, MI was built in 1949, making it 77 years old. The building has 1 story.

What schools serve 20187 Hartwell St, Detroit, MI?

20187 Hartwell St, Detroit, MI is assigned to Vernor Elementary School (elementary), rated D-; Mumford High School (high), rated D-. All sit in Detroit Public Schools Community District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20187 Hartwell St, Detroit, MI compare to other homes in Detroit 48235?

Among the 17,905 homes in Detroit 48235, it is worth more than 38% of them ($97,755 against a typical $108,698), its price per square foot is higher than 58% of them ($95 against a typical $92), it is bigger than 32% of them (1,024 ft² against a typical 1,146 ft²), its lot is bigger than 53% of them (0.11 ac against a typical 0.11 ac) and it is newer than 79% of them (1949 against a typical 1945). Measured against all of Wayne County, it is worth more than 26% 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 20187 Hartwell St, Detroit, MI?

The 2025 property tax bill for 20187 Hartwell St, Detroit, MI was $1,312. The county assessed it at $36,700.

More homes on Hartwell St

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