Oswego County, NY Property Taxes (2026)

Oswego County owners pay a median of $3,595 a year on a median home value of $139,600, an effective rate of 2.58%. That's the 8th-highest rate of 62 New York counties with Census data, above the New York county median of 2.18%.

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

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Effective tax rate

2.58%

8th highest of 62 in NY

Median annual bill

$3,595

~$300/month

Median home value

$139,600

New York county median

2.18%

Effective rate

What a protest could save you in Oswego County

Enter the market value from your appraisal notice. We apply Oswego County's 2.58% effective rate and a 10–15% reduction, the typical range for successful protests.

$
Est. annual tax
$3,602
Savings at 10–15% off
$360–$540
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Oswego County vs. New York vs. U.S. property tax rates

Oswego County2.58%
New York county median2.18%
U.S. county median0.84%

Key stat: Oswego County's effective property tax rate is 2.58%, vs. 2.18% for the median New York county and 0.84% for the median U.S. county. It ranks 8th 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 Oswego County

  1. 1

    Review your assessment notice

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

  2. 2

    File your grievance before the deadline

    The Oswego 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 $3,595 bill, 10–15% off is $360–$539 a year.

Want help with it?

TaxDrop builds your case from comparable sales data.

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Property tax exemptions in New York

New York homeowners may qualify for exemptions that reduce taxable value. Check with the Oswego 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 Oswego County, New York?
The median effective property tax rate in Oswego County is 2.58%: a median annual bill of $3,595 on a median home value of $139,600. That's the 8th-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 Oswego County?
The median Oswego County property tax bill is $3,595 a year, about $300 a month, compared with a New York county median of $3,968.
What is the deadline to grievance property taxes in Oswego County?
The deadline to grievance in Oswego County is Varies by municipality. Missing it means waiting until the next assessment cycle.
Is Oswego County a high property tax area?
Oswego County's 2.58% effective rate is above the New York county median of 2.18% and above the U.S. county median of 0.84%. That's the 8th-highest rate of 62 New York counties with Census data.
Can TaxDrop help lower my Oswego County property taxes?
TaxDrop analyzes your property against local comparable sales and helps you grievance your assessment.

Property taxes in nearby counties

Onondaga County

Rate: 2.59%

Median bill: $4,805

Cayuga County

Rate: 2.28%

Median bill: $3,747

Jefferson County

Rate: 1.58%

Median bill: $2,851

Oneida County

Rate: 2.13%

Median bill: $3,646

Lewis County

Rate: 1.70%

Median bill: $2,682

Wayne County

Rate: 2.55%

Median bill: $4,168

Madison County

Rate: 2.30%

Median bill: $4,058

Seneca County

Rate: 2.29%

Median bill: $3,267

← All 62 New York counties

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