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Single Family ResidenceResidential
$874,473$517 / 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 79How 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

809 MARY ST

ANN ARBOR, MI 48104
6
Beds
2
Baths
1,690 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.
3,398 ft²
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$874K
$695K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,177 (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.$296,700 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$293,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$593,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWASHTENAW
Lot (acres)The size of the land the home sits on, from county records.0.08
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

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
Bach Elementary SchoolA+
Elementary · Grades KG–5 · 0.8 mi
H
Pioneer High SchoolA+
High · Grades 9–12 · 0.9 mi
M
Slauson Middle SchoolA+
Middle · Grades 6–8 · 1.2 mi

District: Ann Arbor Public Schools

Neighborhood · ZIP 48104These 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.112
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.26

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.33%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.43,655
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,357 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,358
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$112,172
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.34 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

809 Mary 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 more than 93% of homes in Washtenaw County
  • Costs more per square foot than 98% of homes in Washtenaw County
  • Has a smaller lot than 88% of homes in Washtenaw County
  • Older than 92% of homes in Washtenaw County

What homes are worth in Ann Arbor 48104

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

This home
$183K$1.8M

This home is worth more than 72% of homes in Ann Arbor 48104.

How it measures up in Ann Arbor 48104

The dot is this home. The mark in the middle is the typical home in Ann Arbor 48104.

Estimated value$874,473
CheaperTypical $612,685Pricier

Pricier than 72% of homes nearby

Price per ft²$517
CheaperTypical $373Pricier

Pricier than 87% of homes nearby

Living area1,690 ft²
SmallerTypical 1,645 ft²Bigger

Bigger than 52% of homes nearby

Lot size3,398 ft²
SmallerTypical 0.18 acBigger

Bigger than 25% of homes nearby

Year built1920
OlderTypical 1951Newer

Newer than 21% of homes nearby

How 809 Mary St ranks against every home in each area.
MeasureThis homeAnn Arbor 48104Washtenaw County
Estimated valuepricier than$874,47372% of homes93% of homes
Price per ft²pricier than$51787% of homes98% of homes
Living areabigger than1,690 ft²52% of homes50% of homes
Lot sizebigger than3,398 ft²25% of homes12% of homes
Year builtnewer than192021% of homes8% of homes

About 809 Mary St

How much is 809 Mary St, Ann Arbor, MI worth?

The TopHap Estimate for 809 Mary St, Ann Arbor, MI is $874,473 as of Sep 24, 2026. The likely range is $695,117 to $1,053,830. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 809 Mary St, Ann Arbor, MI last sell?

809 Mary St, Ann Arbor, MI last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 809 Mary St, Ann Arbor, MI?

809 Mary St, Ann Arbor, MI has 6 bedrooms, 2 bathrooms, 1,690 square feet of living space and a 0.08-acre lot.

When was 809 Mary St, Ann Arbor, MI built?

809 Mary St, Ann Arbor, MI was built in 1920, making it 106 years old. The building has 2 stories.

What schools serve 809 Mary St, Ann Arbor, MI?

809 Mary St, Ann Arbor, MI is assigned to Bach Elementary School (elementary), rated A+; Pioneer High School (high), rated A+; Slauson Middle School (middle), rated A+. All sit in Ann Arbor Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 809 Mary St, Ann Arbor, MI compare to other homes in Ann Arbor 48104?

Among the 8,951 homes in Ann Arbor 48104, it is worth more than 72% of them ($874,473 against a typical $612,685), its price per square foot is higher than 87% of them ($517 against a typical $373), it is bigger than 52% of them (1,690 ft² against a typical 1,645 ft²), its lot is bigger than 25% of them (3,398 ft² against a typical 0.18 ac) and it is newer than 21% of them (1920 against a typical 1951). Measured against all of Washtenaw County, it is worth more than 93% 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 809 Mary St, Ann Arbor, MI?

The 2025 property tax bill for 809 Mary St, Ann Arbor, MI was $5,177. The county assessed it at $296,700.

More homes on Mary St

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