South River property tax: where it goes
A typical South River house pays about $7,840 a year on the property tax bill, including flat charges on the same bill. Estimated from public rates, not anyone's actual bill.
A South River house pays 2.669% of its taxable value in property tax. For a house at $293,682 of value before exemptions, that's about $7,838 a year.
Tax is levied on the 2025 breakdown of the general tax rate for South River.
The latest rates in the Middlesex County Board of Taxation table are the 2025 rates ("2025 Tax Rates and 2026 Ratios"); a 2026 per-$100 breakdown could not be found in an official source.
Who taxes this house
| Taxing agency | Rate | On $293,682 |
|---|---|---|
| South River school district (schools) | 1.315% | $3,862 |
| Middlesex County | 0.47% | $1,380 |
| Middlesex County open space | 0.045% | $132 |
| Borough of South River (municipal purpose) | 0.789% | $2,317 |
| South River library | 0.05% | $147 |
| Total | 2.669% | $7,838 |
2025 tax year rates, South River (Middlesex County).
How South River compares with nearby cities
Property tax rate
- Middlesex · 11 mi2.17%
- Bound Brook · 12 mi2.17%
- South River2.67%
- Perth Amboy · 8 mi3.18%
- South Amboy · 6 mi3.22%
- North Plainfield · 13 mi4.73%
The combined rate of every agency on the bill, before exemptions.
Ways to pay less
- Seniors: discount of up to $10 a quarter. The water fee schedule lists a senior citizen discount not to exceed $10.00 for each quarterly tax bill. How: See the borough water fee ordinance.
Checked October 29, 2026. Every number here comes from the public sources listed, matched by our checker.
Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.
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