Sullivan County, NY Property Taxes (2026)

Sullivan County owners pay a median of $5,082 a year on a median home value of $234,800, an effective rate of 2.16%. That's the 32nd-highest rate of 62 New York counties with Census data, below the New York county median of 2.18%.

Updated October 2026 · Data: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023)

Is your Sullivan appraisal too high?

We compare your value to recent Sullivan County sales and show you in about a minute whether a grievance is worth it.

  • Free check
  • No credit card

Effective tax rate

2.16%

32nd highest of 62 in NY

Median annual bill

$5,082

~$424/month

Median home value

$234,800

New York county median

2.18%

Effective rate

What a protest could save you in Sullivan County

Enter the market value from your appraisal notice. We apply Sullivan County's 2.16% effective rate and a 10–15% reduction, the typical range for successful protests.

$
Est. annual tax
$5,072
Savings at 10–15% off
$507–$761
Check my actual assessment →

Sullivan County vs. New York vs. U.S. property tax rates

Sullivan County2.16%
New York county median2.18%
U.S. county median0.84%

Key stat: Sullivan County's effective property tax rate is 2.16%, vs. 2.18% for the median New York county and 0.84% for the median U.S. county. It ranks 32nd of 62 in New York. Effective rate = median tax bill ÷ median home value, so it already reflects typical exemptions. (Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023))

How to grievance your property taxes in Sullivan County

  1. 1

    Review your assessment notice

    Check the assessed value from the Sullivan County or Town Assessor. Compare it to recent sales of similar homes nearby.

  2. 2

    File your grievance before the deadline

    The Sullivan County deadline is Varies by municipality. Missing it means waiting until the next assessment year.

  3. 3

    Gather evidence

    Recent comparable sales, photos of condition issues, repair estimates or an independent appraisal.

  4. 4

    Present your case

    Submit evidence or attend a hearing with the County or Town Assessor.

  5. 5

    Get your decision

    If you win, your assessed value and bill go down. On a $5,082 bill, 10–15% off is $508–$762 a year.

Want help with it?

TaxDrop builds your case from comparable sales data.

Check my assessment

Property tax exemptions in New York

New York homeowners may qualify for exemptions that reduce taxable value. Check with the Sullivan County or Town Assessor for amounts.

Homestead exemption

For your primary residence. Reduces the value used to calculate your bill.

Senior / over-65

Many states add an exemption or freeze for owners 65 and older.

Disability

For homeowners with qualifying disabilities, often similar to the over-65 benefit.

Veterans

Disabled veterans may get partial or full exemptions depending on rating.

Frequently Asked Questions

What is the property tax rate in Sullivan County, New York?
The median effective property tax rate in Sullivan County is 2.16%: a median annual bill of $5,082 on a median home value of $234,800. That's the 32nd-highest rate of 62 New York counties with Census data. Your own rate depends on which city, school district and special districts you're in. Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023).
How much are property taxes in Sullivan County?
The median Sullivan County property tax bill is $5,082 a year, about $424 a month, compared with a New York county median of $3,968.
What is the deadline to grievance property taxes in Sullivan County?
The deadline to grievance in Sullivan County is Varies by municipality. Missing it means waiting until the next assessment cycle.
Is Sullivan County a high property tax area?
Sullivan County's 2.16% effective rate is below the New York county median of 2.18% and above the U.S. county median of 0.84%. That's the 32nd-highest rate of 62 New York counties with Census data.
Can TaxDrop help lower my Sullivan County property taxes?
TaxDrop analyzes your property against local comparable sales and helps you grievance your assessment.

Property taxes in nearby counties

Ulster County

Rate: 1.94%

Median bill: $6,124

Orange County

Rate: 2.34%

Median bill: $8,463

Delaware County

Rate: 1.74%

Median bill: $3,059

Greene County

Rate: 1.66%

Median bill: $4,116

Dutchess County

Rate: 1.96%

Median bill: $7,226

Rockland County

Rate: 1.77%

Median bill: $10,001

Putnam County

Rate: 2.23%

Median bill: $10,001

Broome County

Rate: 2.64%

Median bill: $3,824

← All 62 New York counties

Stop overpaying on property taxes

See in about a minute whether your Sullivan value looks too high.

Check my assessment — free