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Single Family ResidenceResidential
$317,654$201 / 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 Jun 23, 2026
Last sold for $170,000 on Jun 8, 2022

9423 RIVER RD

CLAY, MI 48001
2
Baths
1,580 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1918
Year BuiltThe year the home was originally built, according to county records.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$318K
$289K low$346K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$170,000 · Jun 8, 2022
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$214,091
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$171,273
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.33%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$103,563
UNION HOME MORTGAGE CORP · recorded Jul 29, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,129 (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.$134,700 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$118,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$269,400

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.8 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.1 percent flood zone

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
CountyST. CLAIR
Lot (acres)The size of the land the home sits on, from county records.0.21
HeatingThe type of heating system in the home.Floor/Wall Furnace
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Millside Elementary School
Elementary · Grades PK–1 · 1.7 mi
M
Algonac Juniorsenior High SchoolC+
Middle · Grades 7–12 · 3.7 mi

District: Algonac Community School District

Neighborhood · ZIP 48001These 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.138
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.11,036
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.333 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$70,096
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,758
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.53%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

9423 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.

  • Worth more than 77% of homes in St. Clair County
  • Costs more per square foot than 83% of homes in St. Clair County
  • Has a smaller lot than 74% of homes in St. Clair County
  • Older than 96% of homes in Algonac 48001

What homes are worth in Algonac 48001

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

This home
$28K$737K

This home is worth more than 68% of homes in Algonac 48001.

How it measures up in Algonac 48001

The dot is this home. The mark in the middle is the typical home in Algonac 48001.

Estimated value$317,654
CheaperTypical $235,573Pricier

Pricier than 68% of homes nearby

Price per ft²$201
CheaperTypical $171Pricier

Pricier than 65% of homes nearby

Living area1,580 ft²
SmallerTypical 1,468 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.21 ac
SmallerTypical 0.24 acBigger

Bigger than 41% of homes nearby

Year built1918
OlderTypical 1977Newer

Newer than 4% of homes nearby

How 9423 River Rd ranks against every home in each area.
MeasureThis homeAlgonac 48001St. Clair County
Estimated valuepricier than$317,65468% of homes77% of homes
Price per ft²pricier than$20165% of homes83% of homes
Living areabigger than1,580 ft²58% of homes56% of homes
Lot sizebigger than0.21 ac41% of homes26% of homes
Year builtnewer than19184% of homes11% of homes

About 9423 River Rd

How much is 9423 River Rd, Clay, MI worth?

The TopHap Estimate for 9423 River Rd, Clay, MI is $317,654 as of Jun 23, 2026. The likely range is $289,065 to $346,242. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9423 River Rd, Clay, MI last sell?

9423 River Rd, Clay, MI last sold on Jun 8, 2022 for $170,000, according to the county's recorded deed.

How big is 9423 River Rd, Clay, MI?

9423 River Rd, Clay, MI has 2 bathrooms, 1,580 square feet of living space and a 0.21-acre lot.

When was 9423 River Rd, Clay, MI built?

9423 River Rd, Clay, MI was built in 1918, making it 108 years old.

What schools serve 9423 River Rd, Clay, MI?

9423 River Rd, Clay, MI is assigned to Millside Elementary School (elementary); Algonac Juniorsenior High School (middle), rated C+. All sit in Algonac Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9423 River Rd, Clay, MI compare to other homes in Algonac 48001?

Among the 6,224 homes in Algonac 48001, it is worth more than 68% of them ($317,654 against a typical $235,573), its price per square foot is higher than 65% of them ($201 against a typical $171), it is bigger than 58% of them (1,580 ft² against a typical 1,468 ft²), its lot is bigger than 41% of them (0.21 ac against a typical 0.24 ac) and it is newer than 4% of them (1918 against a typical 1977). Measured against all of St. Clair County, it is worth more than 77% 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 9423 River Rd, Clay, MI?

The 2025 property tax bill for 9423 River Rd, Clay, MI was $4,129. The county assessed it at $134,700.

Closest homes

More homes in Clay 48001

Assigned schools

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