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Advertise here →Marine City, MI · Houses & Market Data
Houses in Marine City, MI (St. Clair County) — Census median home value $146,500, county listing prices up about 3.9% over the past year. Market data for Marine City houses and the broader area.
Marine City, MI is in St. Clair County, Michigan — this guide covers houses in Marine City and the whole local market: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 4,047, with a median household income of $63,156. Census data puts Marine City houses at a median value of $146,500 (all owner-occupied homes); St. Clair County's current median listing price runs $329,450, up about 3.9% over the past year.
Info from government sites and builders may have provided source info.
Market overview
Marine City is in St. Clair County, Michigan. Manifest Census and county price-trend data provide baseline context for houses in Marine City and the surrounding county market.
$146,500
4,047
$63,156
4.82% YoY
Population, income, and median home value from the project batch manifest (Census ACS 2023 5-year). County price trend from FHFA county HPI when present in the manifest row.
At a glance
4,047
St. Clair County
$63,156
$146,500
$329,450
$872/mo
+3.9%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. See About
Local resources
This featured-agent spot is open for a licensed local real estate professional in Michigan.
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Advertise here →Why Marine City
The Census Bureau's American Community Survey (2023 5-year estimate) puts Marine City's median home value — across all owner-occupied homes, not just recent sales — at $146,500. Separately, St. Clair County's current median listing price (via Realtor.com data, 2026-06-01) runs $329,450. These cover different geography (city vs. county) and different measures (assessed value vs. active listings), which is why we show both rather than picking one — full source list on our data sources page.
St. Clair County's FHFA house price index shows a 4.82% annual change in 2025.
Marine City has an estimated population of 4,047 and a median household income of $63,156, per the Census Bureau's American Community Survey (2023 5-year estimate).
Marine City's Census-reported median home value works out to about 2.3x the area's median household income, and median gross rent runs roughly 17% of that same income on an annualized basis. Housing economists commonly flag a price-to-income ratio above 4x as historically elevated -- useful context, not a personal affordability verdict.
Nearby
County guide: St. Clair County — cities, market context, and local resources for the county that includes Marine City.
USAHouses.com also helps visitors looking in nearby St. Clair County and other Michigan communities. Some locations may not yet have dedicated pages, but many licensed professionals in this region assist surrounding communities.
Nearby communities include Algonac, Pearl Beach, St. Clair, Marysville, Port Huron, Ruby, Emmett, Lakeport, Capac, Yale.
More Michigan cities with market guides: Grand Rapids, Warren, Sterling Heights, Ann Arbor, Lansing, Dearborn, Livonia, Troy.
Adjacent-county Census places with USAHouses.com pages: New Baltimore (~12.1 mi), Richmond (~14.3 mi), New Haven (~15.0 mi), Memphis (~18.4 mi), Mount Clemens (~20.9 mi), Armada (~21.1 mi), St. Clair Shores (~25.0 mi), Fraser (~25.7 mi), Village of Grosse Pointe Shores (~26.1 mi), Romeo (~26.1 mi), Roseville (~26.3 mi), Utica (~27.1 mi), Eastpointe (~28.3 mi), Sterling Heights (~28.3 mi), Warren (~30.6 mi), Almont (~30.9 mi).
New construction: New homes near Marine City (Detroit) · Michigan new construction.
ZIP codes
Census & home facts
4,047
$146,500
$63,156
$872
4.82%
$329,450
city
St. Clair County
2.16 sq mi
2651600
Census ACS, FHFA, and FRED figures are labeled with the year present in existing CSVs. Subject to change / confirm locally.
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Common questions
The Census Bureau's American Community Survey puts the median value of houses in Marine City at $146,500. St. Clair County's current median listing price runs $329,450, up about 3.9% over the past year.
For owner-occupied houses in Marine City, Census ACS data shows a median value of $146,500. Active listing prices in St. Clair County may differ — see the market snapshot above.
Marine City houses include resale single-family homes, condos, mobile homes, and small multi-unit buildings, plus new construction in surrounding St. Clair County communities where builders are active. The housing-stock section below uses Census ACS structure counts when available for this city.
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Marine City's population at approximately 4,047.
The Census ACS estimates median gross rent in Marine City at approximately $872 per month.
Census ACS data puts the median household income in Marine City at approximately $63,156.
St. Clair County's FHFA house price index shows a 4.82% annual change in 2025.
Census ACS data puts Marine City's median home value at about 2.3 times the median household income, with median gross rent equal to roughly 17% of that income annually. This is a general benchmark, not a personal pre-qualification -- your own income, debt, and down payment determine what you can actually afford.
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