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Single Family ResidenceResidential
$247,446$102 / 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 95How 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

3170 N RIVER RD

FORT GRATIOT, MI 48059
3
Beds
2
Baths
2,426 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.
1.38 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$247K
$235K low$260K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,860 (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.$169,000 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$167,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$338,000

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.1.38
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

Transaction History(1)

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.

H
Port Huron Northern High SchoolB-
High · Grades 9–12 · 1.0 mi
E
Thomas Edison Elementary SchoolB
Elementary · Grades PK–5 · 1.2 mi
M
Fort Gratiot Middle SchoolB+
Middle · Grades 6–8 · 2.0 mi

District: Port Huron Area School District

Neighborhood · ZIP 48059These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.18

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.7%
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.15,261
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.396 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,693
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$97,346
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.31 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

3170 N 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.

  • Costs less per square foot than 94% of homes in Fort Gratiot 48059
  • Bigger than 90% of homes in St. Clair County
  • Has a bigger lot than 81% of homes in Fort Gratiot 48059
  • Older than 69% of homes in Fort Gratiot 48059

What homes are worth in Fort Gratiot 48059

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

This home
$100K$910K

This home is worth more than 53% of homes in Fort Gratiot 48059.

How it measures up in Fort Gratiot 48059

The dot is this home. The mark in the middle is the typical home in Fort Gratiot 48059.

Estimated value$247,446
CheaperTypical $240,824Pricier

Pricier than 53% of homes nearby

Price per ft²$102
CheaperTypical $149Pricier

Pricier than 6% of homes nearby

Living area2,426 ft²
SmallerTypical 1,608 ft²Bigger

Bigger than 84% of homes nearby

Lot size1.38 ac
SmallerTypical 0.49 acBigger

Bigger than 81% of homes nearby

Year built1957
OlderTypical 1976Newer

Newer than 31% of homes nearby

How 3170 N River Rd ranks against every home in each area.
MeasureThis homeFort Gratiot 48059St. Clair County
Estimated valuepricier than$247,44653% of homes64% of homes
Price per ft²pricier than$1026% of homes19% of homes
Living areabigger than2,426 ft²84% of homes90% of homes
Lot sizebigger than1.38 ac81% of homes67% of homes
Year builtnewer than195731% of homes37% of homes

About 3170 N River Rd

How much is 3170 N River Rd, Fort Gratiot, MI worth?

The TopHap Estimate for 3170 N River Rd, Fort Gratiot, MI is $247,446 as of Aug 30, 2026. The likely range is $235,153 to $259,739. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3170 N River Rd, Fort Gratiot, MI last sell?

3170 N River Rd, Fort Gratiot, MI last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3170 N River Rd, Fort Gratiot, MI?

3170 N River Rd, Fort Gratiot, MI has 3 bedrooms, 2 bathrooms, 2,426 square feet of living space and a 1.38-acre lot.

When was 3170 N River Rd, Fort Gratiot, MI built?

3170 N River Rd, Fort Gratiot, MI was built in 1957, making it 69 years old.

What schools serve 3170 N River Rd, Fort Gratiot, MI?

3170 N River Rd, Fort Gratiot, MI is assigned to Port Huron Northern High School (high), rated B-; Thomas Edison Elementary School (elementary), rated B; Fort Gratiot Middle School (middle), rated B+. All sit in Port Huron Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3170 N River Rd, Fort Gratiot, MI compare to other homes in Fort Gratiot 48059?

Among the 6,164 homes in Fort Gratiot 48059, it is worth more than 53% of them ($247,446 against a typical $240,824), its price per square foot is higher than 6% of them ($102 against a typical $149), it is bigger than 84% of them (2,426 ft² against a typical 1,608 ft²), its lot is bigger than 81% of them (1.38 ac against a typical 0.49 ac) and it is newer than 31% of them (1957 against a typical 1976). Measured against all of St. Clair County, it is worth more than 64% 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 3170 N River Rd, Fort Gratiot, MI?

The 2025 property tax bill for 3170 N River Rd, Fort Gratiot, MI was $1,860. The county assessed it at $169,000.

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