Saint Clair, Michigan.
Typical home $318,447 (+4.2% in a year). Detroit-Warren-Dearborn, MI metro.
to buy the typical home at today's mortgage rate — +$874 (+110%) since Jan 2020.
- 1 year
- Up $12,690 +4%
- $305,756$318,447 since Sep 2025
- 5 years
- Up $58,071 +22%
- $260,375$318,447 since Sep 2021
Monthly payment to buy the typical home
Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.
- Saint Clair$1,671
- Michigan$1,384
- United States$1,922
At the last five years' pace, a typical home here doubles in price every 17 years.
Typical home values in Saint Clair, MI rose 4.2% over the past year — faster than the nation's +1.2%.
Living in Saint Clair, St. Clair County, Michigan
Saint Clair is a city of 5,464 people in St. Clair County. Half its households earn more than $69,688 a year and half less, against $71,270 across St. Clair County; 7% of its people live below the poverty line. 68% of its homes are lived in by their owners and 32% are rented. Unemployment in St. Clair County was 5.3% in August 2026, and the county had 1.3% fewer jobs in 2025 than the year before. The most residents work in schools and health care, then manufacturing.
Written by AI Claude Sonnet 5.5 wrote this on 23 October 2026 from the figures here, a list of nearby places and what it knows. It can be wrong or out of date.
What it’s like
The place. Saint Clair is a small city on the St. Clair River in Michigan, and most homes here are lived in by their owners, a larger share than you find in many places. Household incomes sit a little below the county's, and typical commutes are modest. Winters are cold, with January highs just below freezing, and a good deal of snow falls over the season. Summers are warm, and the year brings a fair amount of rain and melted snow.
Work. Residents work mostly in schools, hospitals and social care, with manufacturing, restaurants and hotels, and retail also employing many. Several of the largest workplaces in the city are manufacturers, among them Magna Electric Vehicle Structures, Cargill Salt and Auria St. Clair. Across St. Clair County, unemployment has risen over the past year and there are somewhat fewer jobs than there were a year earlier.
Things to do. The St. Clair River runs in or beside town, and the Belle River is a short drive away. A longer drive brings you to Lake Saint Clair, the Thomas Edison Depot Museum, and Algonac State Park, a protected natural area.
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- 2,404households
- 27%of adults have a degree
- 7%below the poverty line
- 22 mintypical commute
- 8%work from home
What residents work in
Employed residents by industry, from the Census survey. St. Clair County had 41,734 jobs in 2025, 1.3% fewer than the year before (Bureau of Labor Statistics).
Weather through the year
Coldest in January, with highs near 31° and lows near 20°; warmest in July, with highs near 81° and lows near 65°. About 36 inches of snow and 35 inches of rain and melted snow a year.
Average daily high and low, 1991–2020, at the Port Huron weather station, 11 miles away (NOAA).
Largest workplaces in Saint Clair
- Magna Electric Vehicle StructuresFuel pumps, electric, automotive, truck, and bus, manufacturing465
- Cargill Salt- St. ClairSalt, table, manufacturing226
- Auria St ClairMotor vehicle seats manufacturing153
- Auria St. ClairManufacturing facility153
- Engineered Plastic ComponentsInjection molding machinery for plastics manufacturing101
- Norma Michigan St ClairBadges, plastics, manufacturing91
- The St. Clair InnHotels90
- Wright Plastic ProductsInjection molding machinery for plastics manufacturing53
Staff on average in 2025, as each workplace reported it to OSHA with its injury records: 10 workplaces with 20 or more staff, 1,420 people in all. Not listed: many offices and banks, which need not report to OSHA; military bases, whose staff OPM withholds; and, in about half the states, city and county governments.
Natural hazards
- Cold wavesRelatively high
- Strong windRelatively high
- TornadoesRelatively high
- Ice stormsRelatively moderate
- Inland floodingRelatively moderate
- Winter weatherRelatively moderate
FEMA’s National Risk Index (December 2025) rates the risk each natural hazard poses to the people, buildings and farms in Saint Clair’s census tracts, against the rest of the country; all of them together, relatively moderate. It is meant for planning, not a substitute for a local risk assessment or a flood map: FEMA’s index.
From the U.S. Census Bureau’s 2020 census and its American Community Survey (2020–2024 five-year estimates), and the Bureau of Labor Statistics. A survey, so each figure has a margin of error, and figures it is not sure of are left out. More on St. Clair County and the Detroit-Warren-Dearborn, MI metro.
Saint Clair home values
Zillow measures a city over its municipal boundary. Against the state and national figures, mid-tier homes, smoothed and seasonally adjusted.
- Saint Clair$318,447
- Michigan$263,760
- United States$366,157
Levy by levy, and a check of one home’s own bill, the site covers Ohio’s property tax.
Sellers are cutting prices on about 1 in 5 Saint Clair listings, and the typical home goes pending in 14 days — the market is roughly in balance.
When this market ran hot
Each cell is that month's year-on-year home-value growth. Read left to right, top row is the latest year — the 2021–22 band is the boom.
Market heat, inside the city limits
Share of listings with a price cut
The early-warning dial: sellers cut when buyers stop reaching. Rising cuts cool a market months before prices notice.
- Saint Clair20.30%
- United States26.90%
Days to pending
How long the typical listing takes to go under contract.
Not enough data to draw this yet.
Homes for sale
Active for-sale inventory. More supply hands power to buyers.
- Saint Clair51
New listings per month
Sellers arriving at the market.
- Saint Clair23
Median sale price
What buyers actually paid — closed sales, not asking prices.
Not enough data to draw this yet.
Zip codes with a Saint Clair address
A different geography, not a breakdown. The figure above covers the municipality; these zips cover everywhere the Post Office calls Saint Clair — often including townships beyond the city limits. Both come straight from Zillow, and they are not expected to average out.