Nassau & Suffolk · 847,826 parcels indexed · 2025 roll 847,826 LI parcels · 2025

What you'll actually pay in property tax.

Enter any Long Island address to see an estimated property tax bill. We use official Nassau and Suffolk assessment records to show the school, town, and county breakdown — plus how the bill may change when current exemptions expire.

847,826
Parcels indexed
121
School districts
17
Towns & cities
$11,129
Median LI bill
Browse by school district

Schools drive 60–70% of your bill.

The biggest swing in Long Island taxes isn't your town — it's your school district. Median bills range from $5,192 to $30,783 across Long Island school districts at typical home values.

The fundamentals

Why Long Island taxes are among the highest in the country.

Three structural reasons that explain almost every dollar on your bill.

~$39.7k
School spending per pupil
Long Island districts spend an average of $39,653 per pupil for 2024–25 — the highest in the state and roughly 2× the national average. School taxes are 60–70% of your bill, so this is the single biggest driver.
700+
Overlapping taxing districts
On top of county and town, almost every neighborhood has its own special districts: fire, library, water, sewer, sanitation, lighting, ambulance. Each one bills you separately.
$11,129
Median Long Island property tax bill
Higher than every state median in America, including New Jersey ($9,358) and Illinois ($5,399). The U.S. average single-family bill is roughly $4,400. Long Island homeowners pay more than 2.5× the national average.
From the locals

Real homeowners. Real bills. No spin.

Quotes pulled from public r/longisland discussions about property tax — unedited, attributed, and linked back to the original threads.

Have a story to share? Email read@longislandpropertytax.com — we publish anonymized homeowner experiences (with permission) to help others negotiate.