Hackettstown vs Washington: Property Tax Comparison
Warren County, New Jersey — 2025 data
Hackettstown and Washington are both municipalities in Warren County, New Jersey. Based on the most recent available data (2025), both towns carry the same effective property tax rate of 2.686% in our dataset — the figure shown is the Warren County rate, since our dataset doesn't yet publish a distinct municipal rate for either municipality. The average residential property tax bill is $3,566 lower in Hackettstown ($9,484) than in Washington ($13,050). The table below shows the full side-by-side breakdown of effective rates, average bills, and median home values.
Lower average bill
Hackettstown wins
On the typical home, Hackettstown's average residential bill runs lighter than Washington's.
Difference / year
$3,566
≈ $106,980 over 30 years
Side-by-side comparison
Is your Washington assessment accurate?
If your home's assessed value is higher than its current market value, you may be overpaying property taxes. A successful appeal — filed with your county board of taxation — can reduce your assessed value and lower your annual bill.
Contact your local assessor's office or county board of taxation to learn about appeal deadlines and eligibility in your area.
Full town profiles
Hackettstown vs Washington — frequently asked questions
Which has lower property taxes, Hackettstown or Washington?
Effective rates for Hackettstown and Washington are essentially the same in our dataset (2.686% for 2025). Both towns sit within Warren County and our dataset doesn't yet publish a distinct municipal effective rate at the town level. For a more granular comparison, use the calculator with the actual assessed values and total millage for a specific address in each town.
What is the property tax rate in Hackettstown and Washington?
Both Hackettstown and Washington carry an effective property tax rate of 2.686% (2025) in our dataset. The effective rate reflects the ratio of the typical residential bill to median home value across all overlapping taxing jurisdictions — for towns where our dataset doesn't yet publish a distinct municipal figure, both show the same county-level rate.
What is the average property tax bill in Hackettstown?
The average residential property tax bill in Hackettstown is $9,484 (2024). Individual bills vary based on your home's assessed value, any exemptions you qualify for, and the rates set by your specific taxing units.
What is the average property tax bill in Washington?
The average residential property tax bill in Washington is $13,050 (2024). Individual bills vary based on your home's assessed value, any exemptions you qualify for, and the rates set by your specific taxing units.
How much higher is the average property tax bill in Washington than Hackettstown?
The average residential tax bill in Washington ($13,050) is approximately $3,566 higher than in Hackettstown ($9,484). This difference reflects a combination of higher assessed values and a higher effective rate.
How do home values compare between Hackettstown and Washington?
Median home values are higher in Hackettstown ($361,600, 2024) than in Washington ($263,300, 2024). A higher home value raises the absolute tax bill even when effective rates are similar.
Can I appeal my property tax assessment in Warren County?
Yes. Property owners in Warren County, New Jersey can appeal their assessment through the county board of taxation if they believe their assessed value is higher than the property's current market value. A successful appeal can reduce your assessed value and lower your annual tax bill. Deadlines and procedures vary — contact the Warren County tax assessor's office for current filing dates.
Where does the property tax data for Hackettstown and Washington come from?
Data on this page is sourced from publicly available government records including state tax authority publications and the U.S. Census Bureau American Community Survey. Effective rates and average bills may reflect county-level data where municipality-level figures are not published. All figures are for planning and comparison only — verify current rates with your local assessor.
Compare other Warren County towns
Data sourced from state tax authority publications and the U.S. Census Bureau American Community Survey. Figures are for planning and comparison only — actual bills depend on official assessments, exemptions, and local levy decisions. Methodology.