Trenton homeowners paid property taxes at a rate of 1.7% of their property values during the fourth quarter of 2025, which is nearly twice the national average, data from BlockShopper.com show.
According to figures from the nine properties sold in Trenton during that period, the city’s median home sold for $193,000 in the fourth quarter of 2025. The citywide median tax bill for 2025 stood at $3,281, matching a 1.7% effective tax rate for taxed homes.
The U.S. mean effective property tax rate was 0.888% in 2024.
In Clinton County, the cities of New Baden, Aviston and Centralia posted the highest effective property tax rates among local municipalities.
This article calculates Trenton’s 2025 effective property tax rate using estimated inflation rates along with 2024 county tax information. The reported effective rate may differ slightly in cases where additional factors apply.
Home prices continued to climb nationwide in 2025, with the national median home price reaching around $447,000 in June, according to Redfin—an increase of 1.13% from the same period the prior year. Redfin data also reflect a notable gap in supply and demand, with 36% more homes available for sale than buyers in the market, amounting to 508,715 more sellers. By Redfin’s standards, a balanced housing market features a seller-to-buyer ratio within 10%.
The chart below offers a comparison of New Baden and several other Clinton County cities’ median effective property tax rates, using sales and tax records from the fourth quarter of 2025.
| City | Q4 2025 Sales | Q4 2025 Median Price | Median tax 2025 | Effective tax rate |
|---|---|---|---|---|
| New Baden | 9 | $135,000 | $3,405 | 2.5% |
| Aviston | 8 | $164,365 | $3,804 | 2.3% |
| Centralia | 2 | $31,000 | $611 | 2% |
| Carlyle | 4 | $123,000 | $2,218 | 1.8% |
| Breese | 15 | $225,000 | $3,939 | 1.8% |
| Trenton | 9 | $193,000 | $3,281 | 1.7% |
| Bartelso | 3 | $189,000 | $3,242 | 1.7% |
| Germantown | 3 | $190,000 | $3,150 | 1.7% |
| Albers | 3 | $274,000 | $4,171 | 1.5% |
| Beckemeyer | 5 | $140,000 | $1,856 | 1.3% |