Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$478,633$285 / 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 87How 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

189 S UNION ST

PLYMOUTH, MI 48170
4
Beds
4
Baths
1,681 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$479K
$417K low$541K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,629 (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.$258,000 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$246,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$516,000

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.0.16
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

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Bird Elementary SchoolA-
Elementary · Grades KG–5 · 0.8 mi
M
West Middle SchoolA-
Middle · Grades 6–8 · 0.8 mi
H
Salem High SchoolA+
High · Grades 9–12 · 2.1 mi

District: Plymouth-Canton Community Schools

Neighborhood · ZIP 48170These 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.44
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.40,579
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,174 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,635
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,702
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%

Owner Tools

Do you own this home?
Claim this home

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

189 S Union 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 Wayne County
  • Costs more per square foot than 98% of homes in Wayne County
  • Bigger than 73% of homes in Wayne County
  • Has a smaller lot than 86% of homes in Plymouth 48170
  • Among the oldest homes in Plymouth 48170

What homes are worth in Plymouth 48170

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

This home
$171K$1.1M

This home is worth more than 62% of homes in Plymouth 48170.

How it measures up in Plymouth 48170

The dot is this home. The mark in the middle is the typical home in Plymouth 48170.

Estimated value$478,633
CheaperTypical $419,221Pricier

Pricier than 62% of homes nearby

Price per ft²$285
CheaperTypical $223Pricier

Pricier than 81% of homes nearby

Living area1,681 ft²
SmallerTypical 1,924 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.16 ac
SmallerTypical 0.27 acBigger

Bigger than 14% of homes nearby

Year built1900
OlderTypical 1973Newer

Older than almost all homes nearby

How 189 S Union St ranks against every home in each area.
MeasureThis homePlymouth 48170Wayne County
Estimated valuepricier than$478,63362% of homes93% of homes
Price per ft²pricier than$28581% of homes98% of homes
Living areabigger than1,681 ft²40% of homes73% of homes
Lot sizebigger than0.16 ac14% of homes65% of homes
Year builtnewer than1900almost no homesalmost no homes

About 189 S Union St

How much is 189 S Union St, Plymouth, MI worth?

The TopHap Estimate for 189 S Union St, Plymouth, MI is $478,633 as of Aug 30, 2026. The likely range is $416,511 to $540,755. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 189 S Union St, Plymouth, MI last sell?

189 S Union St, Plymouth, MI last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 189 S Union St, Plymouth, MI?

189 S Union St, Plymouth, MI has 4 bedrooms, 4 bathrooms, 1,681 square feet of living space and a 0.16-acre lot.

When was 189 S Union St, Plymouth, MI built?

189 S Union St, Plymouth, MI was built in 1900, making it 126 years old. The building has 1 story.

What schools serve 189 S Union St, Plymouth, MI?

189 S Union St, Plymouth, MI is assigned to Bird Elementary School (elementary), rated A-; West Middle School (middle), rated A-; Salem High School (high), rated A+. All sit in Plymouth-Canton Community Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 189 S Union St, Plymouth, MI compare to other homes in Plymouth 48170?

Among the 14,709 homes in Plymouth 48170, it is worth more than 62% of them ($478,633 against a typical $419,221), its price per square foot is higher than 81% of them ($285 against a typical $223), it is bigger than 40% of them (1,681 ft² against a typical 1,924 ft²), its lot is bigger than 14% of them (0.16 ac against a typical 0.27 ac) and it is newer than almost none of them (1900 against a typical 1973). Measured against all of Wayne 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 189 S Union St, Plymouth, MI?

The 2025 property tax bill for 189 S Union St, Plymouth, MI was $8,629. The county assessed it at $258,000.

More homes on S Union St

Closest homes

More homes in Plymouth 48170

Assigned schools

Explore the area

See this home in context

Open 189 S Union St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map