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Advertise here →Algonac, MI · Market Data
Algonac, Michigan real estate market data.
Real estate market data for Algonac, MI (St. Clair County) — Census median home value $177,200, county listing prices up about 3.9% over the past year.
Algonac, MI is in St. Clair County, Michigan — covering the whole local market here: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 4,152, with a median household income of $49,738. Census data puts Algonac's median home value at $177,200 (all owner-occupied homes); St. Clair County's current median listing price runs $329,450, up about 3.9% over the past year.
At a glance
Algonac market snapshot
Population
4,152
Median Household Income
$49,738
Median Home Value (city)
$177,200
Median Listing Price (St. Clair County)
$329,450
Median Gross Rent
$923/mo
Price Trend (YoY)
+3.9%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. Full source list ↗
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Advertise here →Why Algonac
What makes Algonac different
Home Value, By Source
The Census Bureau's American Community Survey (2023 5-year estimate) puts Algonac's median home value — across all owner-occupied homes, not just recent sales — at $177,200. 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.
County Price Trend
St. Clair County's FHFA house price index shows a 4.82% annual change in 2025.
Population & Income
Algonac has an estimated population of 4,152 and a median household income of $49,738, per the Census Bureau's American Community Survey (2023 5-year estimate).
Affordability Snapshot
Algonac's Census-reported median home value works out to about 3.6x the area's median household income, and median gross rent runs roughly 22% 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.
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Common questions
Algonac FAQ
What are home values like in Algonac, MI?
The Census Bureau's American Community Survey puts Algonac's median home value at $177,200. St. Clair County's current median listing price runs $329,450, up about 3.9% over the past year.
What is the population of Algonac, MI?
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Algonac's population at approximately 4,152.
What's the median rent in Algonac, MI?
The Census ACS estimates median gross rent in Algonac at approximately $923 per month.
What is the median household income in Algonac, MI?
Census ACS data puts the median household income in Algonac at approximately $49,738.
Is the Algonac housing market growing?
St. Clair County's FHFA house price index shows a 4.82% annual change in 2025.
Is Algonac, MI affordable relative to income?
Census ACS data puts Algonac's median home value at about 3.6 times the median household income, with median gross rent equal to roughly 22% 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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