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2025 general tax rate · Warren County, NJ
Franklin Township (Warren County) property tax rate
Franklin Township (Warren County)'s 2025 general tax rate is $3.129 per $100 of assessed value. A property assessed at $300,000 owes $9,387.00 for the year. That ranks 248th highest of New Jersey's 564 municipalities, above the middle, $0.170 per $100 above the $2.960 per $100 state median.
- 1General tax rate $3.129 per $100
- 2Bill on $300,000 assessed $9,387.00
Your Franklin Township (Warren County) tax bill
The bill before exemptions and credits. Compare every New Jersey rate.
General rate and effective rate in Franklin Township (Warren County)
New Jersey publishes two rates for every municipality. The general tax rate, $3.129 per $100 in Franklin Township (Warren County), is the one applied to the assessed value on the bill: $300,000 assessed owes $9,387.00. The effective tax rate, $2.337 per $100, is "the general property tax adjusted by the municipality's equalization ratio", the rate on market value. Dividing one by the other puts Franklin Township (Warren County)'s assessments at about 74.69% of market value; the state median is 70.02%.
The effective rate is the fairer comparison between towns. On it Franklin Township (Warren County) ranks 189th of 564, against 248th on the general rate, and sits $0.200 above the $2.140 median effective rate. At 74.69%, a $300,000 assessment corresponds to roughly $401,660 of market value.
Franklin Township (Warren County)'s rate in 2024 and 2025
The general tax rate fell $0.120 per $100 (3.57%) from $3.245 per $100 in 2024, and the same $300,000 assessment owes $348.00 less than at last year's rate. In 2024 Franklin Township (Warren County) ranked 220th. The effective rate went from $2.532 to $2.337 per $100 (down 7.7%), and the implied ratio from 78.03% to 74.69%: market values rose faster than assessments.
Tax on common assessed values in Franklin Township (Warren County)
| Assessed value | 2025 bill | At the 2024 rate | Versus NJ median rate |
|---|---|---|---|
| $200,000 | $6,258.00 | $6,490.00 | +$338.00 |
| $300,000 | $9,387.00 | $9,735.00 | +$507.00 |
| $400,000 | $12,516.00 | $12,980.00 | +$676.00 |
| $500,000 | $15,645.00 | $16,225.00 | +$845.00 |
| $750,000 | $23,467.50 | $24,337.50 | +$1,267.50 |
Each bill is the assessed value divided by 100 and multiplied by $3.129, before exemptions, credits or special charges. These are assessed values, not sale prices: at 74.69% the $300,000 row is a property worth about $401,660. The last column is the difference from the same assessment at the $2.960 per $100 state median.
How Franklin Township (Warren County) compares in Warren County and New Jersey
Among the 22 municipalities in Warren County, Franklin Township (Warren County) ranks 18th highest; the county median is $3.520 per $100, so Franklin Township (Warren County) sits $0.390 per $100 below it. The next higher rate in the county is Blairstown Township at $3.134, and the next lower is Lopatcong Township at $3.042. Statewide, 56% of municipalities have a lower general tax rate than Franklin Township (Warren County).
Outside Warren County, the closest rates are Hopewell Township (Mercer County) ($3.129, Mercer), Mount Laurel Township ($3.129, Burlington), Fanwood ($3.120, Union), Englewood ($3.116, Bergen). Because towns assess at different shares of market value, the effective rate is the better guide to what a house of a given price pays.
Appealing a Franklin Township (Warren County) assessment
New Jersey appeals go to the Warren County Board of Taxation. The petition is due April 1, or May 1 in a year when Franklin Township (Warren County) implemented a municipal-wide revaluation or reassessment (NJ Division of Taxation). Property assessed above $1,000,000 may go directly to the Tax Court, and a County Board judgment can be appealed to the Tax Court within 45 days. The Board tests the assessment against the common level range: the average ratio plus or minus 15%. Using the 74.69% ratio implied by the state's two rates, that range runs from about 63.49% to 85.89% of market value; the Director's official average ratio for Franklin Township (Warren County), which the County Board applies, can differ slightly.
The New Jersey appeal page sets out each step with its source and the ratio arithmetic. This is a summary of the published procedure, not legal advice.
Franklin Township (Warren County) property tax questions
What is the property tax rate in Franklin Township (Warren County), NJ?
Franklin Township (Warren County)'s 2025 general tax rate is $3.129 per $100 of assessed value; its effective rate, on market value, is $2.337 per $100. Source: New Jersey Division of Taxation.
How much is the property tax on a $300,000 assessment in Franklin Township (Warren County)?
$300,000 ÷ 100 × $3.129 = $9,387.00 a year, before exemptions and credits. At the 2024 rate the same assessment owed $9,735.00.
Is Franklin Township (Warren County)'s tax rate high for New Jersey?
It ranks 248th highest of 564, above the middle of New Jersey municipalities; the median is $2.960 per $100. On the effective rate, which allows for different assessment levels, it ranks 189th.
How do I appeal a Franklin Township (Warren County) property assessment?
Petition to the County Board of Taxation: by April 1 (May 1 after a municipal-wide revaluation) (NJ Division of Taxation; Guide to Tax Appeal Hearings). Then: county board hearing and judgment (Set by the County Board); appeal to the tax court (Within 45 days of the County Board's judgment).
Source: New Jersey Division of Taxation, 2025 General Tax Rates (general and effective tax rates by county and municipality); prior year from the 2024 General Tax Rates. Appeal steps: NJ Division of Taxation, Assessment and Appeals (updated August 15, 2025); NJ Division of Taxation, A Guide to Tax Appeal Hearings (revised 2022). Last checked October 21, 2026. This page explains published figures; it is not tax or legal advice.