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Single Family ResidenceResidential
$781,219$381 / 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 92How 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 $670,000 on Dec 3, 2021

509 SPRING ST

ANN ARBOR, MI 48103
5
Beds
2
Baths
2,052 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1901
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$781K
$722K low$840K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$670,000 · Dec 3, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,020 (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.$277,400 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$261,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$554,800

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.0.24
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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.

M
Slauson Middle SchoolA+
Middle · Grades 6–8 · 0.6 mi
E
Bach Elementary SchoolA+
Elementary · Grades KG–5 · 0.7 mi
H
Skyline High SchoolA+
High · Grades 9–12 · 1.9 mi

District: Ann Arbor Public Schools

Neighborhood · ZIP 48103These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.33

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.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.54,841
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.846 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,734
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,676
Average tempThe average temperature here across a full year.48°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

509 Spring 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 89% of homes in Washtenaw County
  • Costs more per square foot than 88% of homes in Washtenaw County
  • Bigger than 80% of homes in Bach
  • Has a bigger lot than 92% of homes in Bach
  • Older than 96% of homes in Ann Arbor 48103

What homes are worth in Ann Arbor 48103

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

This home
$189K$1.3M

This home is worth more than 85% of homes in Ann Arbor 48103.

How it measures up in Ann Arbor 48103

The dot is this home. The mark in the middle is the typical home in Ann Arbor 48103.

Estimated value$781,219
CheaperTypical $524,065Pricier

Pricier than 85% of homes nearby

Price per ft²$381
CheaperTypical $307Pricier

Pricier than 75% of homes nearby

Living area2,052 ft²
SmallerTypical 1,693 ft²Bigger

Bigger than 66% of homes nearby

Lot size0.24 ac
SmallerTypical 0.21 acBigger

Bigger than 58% of homes nearby

Year built1901
OlderTypical 1969Newer

Newer than 4% of homes nearby

How 509 Spring St ranks against every home in each area.
MeasureThis homeBachAnn Arbor 48103Washtenaw County
Estimated valuepricier than$781,21976% of homes85% of homes89% of homes
Price per ft²pricier than$38127% of homes75% of homes88% of homes
Living areabigger than2,052 ft²80% of homes66% of homes67% of homes
Lot sizebigger than0.24 ac92% of homes58% of homes50% of homes
Year builtnewer than190133% of homes4% of homes5% of homes

About 509 Spring St

How much is 509 Spring St, Ann Arbor, MI worth?

The TopHap Estimate for 509 Spring St, Ann Arbor, MI is $781,219 as of Sep 24, 2026. The likely range is $722,369 to $840,069. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Spring St, Ann Arbor, MI last sell?

509 Spring St, Ann Arbor, MI last sold on Dec 3, 2021 for $670,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 509 Spring St, Ann Arbor, MI?

509 Spring St, Ann Arbor, MI has 5 bedrooms, 2 bathrooms, 2,052 square feet of living space and a 0.24-acre lot.

When was 509 Spring St, Ann Arbor, MI built?

509 Spring St, Ann Arbor, MI was built in 1901, making it 125 years old. The building has 2 stories.

What schools serve 509 Spring St, Ann Arbor, MI?

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

How does 509 Spring St, Ann Arbor, MI compare to other homes in Ann Arbor 48103?

Among the 18,887 homes in Ann Arbor 48103, it is worth more than 85% of them ($781,219 against a typical $524,065), its price per square foot is higher than 75% of them ($381 against a typical $307), it is bigger than 66% of them (2,052 ft² against a typical 1,693 ft²), its lot is bigger than 58% of them (0.24 ac against a typical 0.21 ac) and it is newer than 4% of them (1901 against a typical 1969). Measured against all of Washtenaw County, it is worth more than 89% 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 509 Spring St, Ann Arbor, MI?

The 2025 property tax bill for 509 Spring St, Ann Arbor, MI was $16,020. The county assessed it at $277,400.

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