Northville Township vs Sumpter Township: property taxes compared
Sumpter Township is the cheaper of the two. Its lowest homestead rate is 32.7630 mills against Northville Township's 35.1832 — about $424 a year less on a $350,000 home at the uncapped taxable value.
Side by side
| Municipality | Homestead mills | County rank | $250,000 | $350,000 | $500,000 |
|---|---|---|---|---|---|
| Sumpter Township | 32.7630–39.4457 | 4 of 43 | $4,095 | $5,734 | $8,191 |
| Northville Township | 35.1832–35.5072 | 5 of 43 | $4,398 | $6,157 | $8,796 |
Dollar columns are the annual homestead bill at the uncapped taxable value — roughly half the purchase price. Multi-district cities show their full rate range; the rank and dollar figures use each city's lowest district.
What the difference costs over time
Held for 10 years, that gap compounds to $4,235 at today's rates on a $350,000 home — before any millage change. At $250,000 the annual difference is $303; at $500,000 it is $605. The gap scales with price, so it matters more at the top of each city's market than at the bottom.
Choosing the district can matter more than choosing the city. Inside Sumpter Township alone the homestead rate runs 32.7630 to 39.4457 mills — a $1,169 annual swing on a $350,000 home, wider than the $424 gap between the two cities. Two houses on the same street can sit either side of that line.
All figures use each city's lowest homestead rate at the uncapped taxable value — roughly half the purchase price — from the Michigan Department of Treasury's 2025 Total Rates report. A non-homestead property adds about 18 mills on top in either city.
Common questions
Is Northville Township or Sumpter Township cheaper for property taxes?
Sumpter Township is the cheaper of the two. Its lowest homestead rate is 32.7630 mills against Northville Township's 35.1832 — about $424 a year less on a $350,000 home at the uncapped taxable value.
How much more are property taxes in Northville Township than Sumpter Township?
About $424 a year on a $350,000 home — 35.1832 mills versus 32.7630 at each city's lowest homestead rate, using the official 2025 Michigan Treasury millage report.
Do Northville Township and Sumpter Township share any school districts?
No. Northville Township and Sumpter Township draw from different school districts, so a move between them changes both the city millage and the school levy underneath it.
Will my bill match what the listing shows?
Usually not, in either city. Michigan taxable value uncaps the year after a sale and resets to roughly half the purchase price, so the seller's capped bill on the listing is almost always lower than what you will pay.