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Single Family ResidenceResidential
$1,240,360$339 / 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 97How 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

21686 E RIVER RD

GROSSE ILE, MI 48138
5.5
Baths
3,664 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.
0.92 ac
Lot SizeThe size of the land the home sits on, from county records.
1937
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$1.2M low$1.3M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$30,501 (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.$565,700 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$563,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,131,400

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.24 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
StyleThe architectural style of the home, such as ranch or colonial.Bungalow
CountyWAYNE
Lot (acres)The size of the land the home sits on, from county records.0.92
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

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

E
Parke Lane Elementary School
Elementary · Grades PK–5 · 0.2 mi
M
Grosse Ile Middle SchoolA-
Middle · Grades 6–8 · 0.9 mi
H
Grosse Ile High SchoolB+
High · Grades 9–12 · 1.1 mi

District: Grosse Ile Township Schools

Neighborhood · ZIP 48138These 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.21
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.31

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.9,553
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.614 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,869
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,823
Average tempThe average temperature here across a full year.48°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.52%

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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

21686 E River Rd 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.

  • Among the most valuable homes in Wayne County
  • Among the highest price per square foot in Wayne County
  • Bigger than 98% of homes in Wayne County
  • Has a bigger lot than 97% of homes in Wayne County
  • Older than 91% of homes in Grosse Ile 48138

What homes are worth in Grosse Ile 48138

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

This home
$163K$1.2M

This home is worth more than almost all homes in Grosse Ile 48138.

How it measures up in Grosse Ile 48138

The dot is this home. The mark in the middle is the typical home in Grosse Ile 48138.

Estimated value$1,240,360
CheaperTypical $386,715Pricier

Pricier than almost all homes nearby

Price per ft²$339
CheaperTypical $184Pricier

Pricier than 98% of homes nearby

Living area3,664 ft²
SmallerTypical 2,127 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.92 ac
SmallerTypical 0.42 acBigger

Bigger than 90% of homes nearby

Year built1937
OlderTypical 1971Newer

Newer than 9% of homes nearby

How 21686 E River Rd ranks against every home in each area.
MeasureThis homeGrosse Ile 48138Wayne County
Estimated valuepricier than$1,240,360almost all homesalmost all homes
Price per ft²pricier than$33998% of homesalmost all homes
Living areabigger than3,664 ft²93% of homes98% of homes
Lot sizebigger than0.92 ac90% of homes97% of homes
Year builtnewer than19379% of homes23% of homes

About 21686 E River Rd

How much is 21686 E River Rd, Grosse Ile, MI worth?

The TopHap Estimate for 21686 E River Rd, Grosse Ile, MI is $1,240,360 as of Sep 24, 2026. The likely range is $1,206,916 to $1,273,804. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21686 E River Rd, Grosse Ile, MI last sell?

21686 E River Rd, Grosse Ile, MI last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21686 E River Rd, Grosse Ile, MI?

21686 E River Rd, Grosse Ile, MI has 5.5 bathrooms, 3,664 square feet of living space and a 0.92-acre lot.

When was 21686 E River Rd, Grosse Ile, MI built?

21686 E River Rd, Grosse Ile, MI was built in 1937, making it 89 years old. It is a bungalow home. The building has 1 story.

What schools serve 21686 E River Rd, Grosse Ile, MI?

21686 E River Rd, Grosse Ile, MI is assigned to Parke Lane Elementary School (elementary); Grosse Ile Middle School (middle), rated A-; Grosse Ile High School (high), rated B+. All sit in Grosse Ile Township Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21686 E River Rd, Grosse Ile, MI compare to other homes in Grosse Ile 48138?

Among the 4,441 homes in Grosse Ile 48138, it is worth more than almost all of them ($1,240,360 against a typical $386,715), its price per square foot is higher than 98% of them ($339 against a typical $184), it is bigger than 93% of them (3,664 ft² against a typical 2,127 ft²), its lot is bigger than 90% of them (0.92 ac against a typical 0.42 ac) and it is newer than 9% of them (1937 against a typical 1971). Measured against all of Wayne County, it is worth more than almost all 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 21686 E River Rd, Grosse Ile, MI?

The 2025 property tax bill for 21686 E River Rd, Grosse Ile, MI was $30,501. The county assessed it at $565,700.

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