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Single Family ResidenceResidential
$872,000$445 / 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

427 4TH ST

ANN ARBOR, MI 48103
4
Beds
1.5
Baths
1,960 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$872K
$793K low$951K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,544 (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.$336,600 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$314,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$673,200

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.0.17
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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 · 0.1 mi
M
Slauson Middle SchoolA
Middle · Grades 6–8 · 0.4 mi
H
Pioneer High SchoolA+
High · Grades 9–12 · 1.0 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

427 4th 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 94% of homes in Washtenaw County
  • Costs more per square foot than 95% of homes in Washtenaw County
  • Bigger than 78% of homes in Bach
  • Has a smaller lot than 72% of homes in Washtenaw County
  • Among the oldest 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
$195K$1.2M

This home is worth more than 91% 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$872,000
CheaperTypical $523,018Pricier

Pricier than 91% of homes nearby

Price per ft²$445
CheaperTypical $303Pricier

Pricier than 91% of homes nearby

Living area1,960 ft²
SmallerTypical 1,694 ft²Bigger

Bigger than 62% of homes nearby

Lot size0.17 ac
SmallerTypical 0.21 acBigger

Bigger than 33% of homes nearby

Year built1880
OlderTypical 1968Newer

Older than almost all homes nearby

How 427 4th St ranks against every home in each area.
MeasureThis homeBachAnn Arbor 48103Washtenaw County
Estimated valuepricier than$872,00087% of homes91% of homes94% of homes
Price per ft²pricier than$44563% of homes91% of homes95% of homes
Living areabigger than1,960 ft²78% of homes62% of homes63% of homes
Lot sizebigger than0.17 ac68% of homes33% of homes28% of homes
Year builtnewer than18802% of homesalmost no homesalmost no homes

About 427 4th St

How much is 427 4th St, Ann Arbor, MI worth?

The TopHap Estimate for 427 4th St, Ann Arbor, MI is $872,000 as of Aug 30, 2026. The likely range is $792,709 to $951,291. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 427 4th St, Ann Arbor, MI last sell?

427 4th St, Ann Arbor, MI last sold on Dec 27, 2002, according to the county's recorded deed.

How big is 427 4th St, Ann Arbor, MI?

427 4th St, Ann Arbor, MI has 4 bedrooms, 1.5 bathrooms, 1,960 square feet of living space and a 0.17-acre lot.

When was 427 4th St, Ann Arbor, MI built?

427 4th St, Ann Arbor, MI was built in 1880, making it 146 years old. The building has 2 stories.

What schools serve 427 4th St, Ann Arbor, MI?

427 4th St, Ann Arbor, MI is assigned to Bach Elementary School (elementary), rated A; Slauson Middle School (middle), rated A; Pioneer 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 427 4th 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 91% of them ($872,000 against a typical $523,018), its price per square foot is higher than 91% of them ($445 against a typical $303), it is bigger than 62% of them (1,960 ft² against a typical 1,694 ft²), its lot is bigger than 33% of them (0.17 ac against a typical 0.21 ac) and it is newer than almost none of them (1880 against a typical 1968). Measured against all of Washtenaw County, it is worth more than 94% 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 427 4th St, Ann Arbor, MI?

The 2025 property tax bill for 427 4th St, Ann Arbor, MI was $6,544. The county assessed it at $336,600.

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