HonestCasa logoHonestCasa
Updated 2025 Tax Year

Niagara County
Property Tax Guide

Everything you need to know about property taxes in Niagara County, NY. Rates, due dates, exemptions, and how it affects your monthly payment.

10 Official Sources
8 min read
Quick Facts
Tax Rate
2.5% to 4.5% of assessed value, varies by municipality and school district
Exemptions
6+ Available
Section 1

How Property Tax Works

Niagara County, New York operates a comprehensive property tax system that funds essential local services including public education, law enforcement, fire protection, road maintenance, and county operations. Property taxes are levied by multiple jurisdictions including the county, towns/cities, school districts, and special districts, creating a layered tax structure that varies significantly by location within the county.

The effective property tax rate in Niagara County typically ranges from 2.5% to 4.5% of assessed value, depending on your specific location and the combination of taxing jurisdictions that apply to your property. Actual tax rates vary considerably across the county due to different school districts, municipal boundaries, and special taxing districts such as fire districts, library districts, and refuse collection districts. Properties are assessed at varying percentages of market value depending on the municipality, with equalization rates applied to ensure fairness across jurisdictions.

Property owners should note that taxes are calculated based on assessed value rather than market value, and New York State offers several tax relief programs including the STAR program for school tax relief, though many of these programs require annual applications and have specific eligibility requirements and deadlines.

Section 2

What Makes Up Your Tax Bill

Based on available data for the 2024-2025 levy year, here are sample tax rates from Hartland (rates vary significantly by location):

ComponentRate (per $1,000)Description
County Tax$9.37Niagara County operations and services
Town Tax$3.30Municipal services (varies by town/city)
School TaxVariesLocal school district funding
Special Districts$0.07+Fire, library, refuse collection districts

Important Notes:

  • Rates shown are examples from Hartland with a 56% equalization rate
  • Your actual tax rate depends on your specific location within Niagara County
  • School tax rates vary significantly by district and are typically the largest component
  • Special district taxes (fire, library, refuse) apply only in certain areas
  • Final 2025 tax rates are pending - contact your local assessor for current rates
Section 3

When Are Property Taxes Due?

For the 2025/2026 tax year in Niagara County, property taxes are due in two installments:

Pro tip: If you pay through mortgage escrow, your lender splits these payments across your monthly mortgage. If you pay directly, set calendar reminders to avoid late penalties.
Section 4

Supplemental Tax Bills

Supplemental taxes in Niagara County are additional property tax assessments that occur when there are changes to property ownership, value, or use between regular assessment periods. These taxes are governed by New York State Real Property Tax Law and are administered at the local level.

Common triggers for supplemental taxes include: change of ownership through sale or transfer, new construction or major improvements completed after the assessment date (March 1st taxable status date), change in property use (such as converting from agricultural to residential), and removal of tax exemptions. The supplemental tax is calculated as the difference between the old assessment and new assessment, multiplied by the applicable tax rate, prorated for the remaining portion of the tax year.

For example, if you purchase a home in June that was previously under-assessed, and the new assessment increases the taxable value by $50,000, you would owe supplemental taxes on that $50,000 difference for the remaining months of the tax year. At a combined rate of $30 per $1,000 of assessed value, this would result in a supplemental bill of $1,500 ($50,000 ÷ 1,000 × $30), prorated for approximately 9 months, or about $1,125.

Example Calculation

Example 1: $300,000 Home

  • Market Value: $300,000
  • Assessed Value (assuming 60% equalization): $180,000
  • STAR Credit Applied: -$30,000 (school taxes only, application required)
  • Net Taxable Value: $150,000 (for school taxes), $180,000 (other taxes)
  • Annual Tax (estimated at $35/$1,000 combined): $5,550
  • Monthly Escrow: $463

Example 2: $600,000 Home

  • Market Value: $600,000
  • Assessed Value (assuming 60% equalization): $360,000
  • STAR Credit Applied: -$30,000 (school taxes only, application required)
  • Net Taxable Value: $330,000 (for school taxes), $360,000 (other taxes)
  • Annual Tax (estimated at $35/$1,000 combined): $11,550
  • Monthly Escrow: $963

Example 3: $1,000,000 Home

  • Market Value: $1,000,000
  • Assessed Value (assuming 60% equalization): $600,000
  • Enhanced STAR Credit (if eligible): -$69,300 (school taxes, application required)
  • Net Taxable Value: $530,700 (for school taxes), $600,000 (other taxes)
  • Annual Tax (estimated at $35/$1,000 combined): $18,575
  • Monthly Escrow: $1,548

Note: All tax credits require annual application. Rates are estimates and vary by location within the county.

See How Taxes Affect Your Payment

Property taxes are just part of your total monthly cost. Get the full picture.

Calculate Now
Section 5

Escrow & Property Taxes

Most mortgage lenders in Niagara County require property tax escrow accounts to ensure timely payment of property taxes. Your lender collects a portion of your estimated annual property taxes with each monthly mortgage payment and holds these funds in an escrow account. The lender then pays your property taxes directly to the appropriate tax collectors when taxes become due.

Escrow payments are typically calculated by dividing your previous year's total property tax bill by 12 months, often with an additional cushion of 1-2 months to account for potential tax increases. Lenders are required to provide annual escrow analyses showing the account activity and any required adjustments to your monthly payment. Since Niagara County property taxes are generally due between February 15th and March 15th, lenders typically receive and pay these bills during this timeframe.

Property owners should verify that their lender is paying all applicable tax bills, including county, school, town/city, and any special district taxes. You can monitor payments through your local tax collector's website or by contacting their office directly. If you pay taxes directly without escrow, ensure you budget for the full annual amount and pay attention to specific due dates, which may vary between different taxing jurisdictions within the county.

How HonestCasa Helps
  • Understand whether your escrow is set correctly
  • See how rising taxes will change your monthly payment
  • Plan ahead instead of being surprised by "shortage" letters
Section 6

Frequently Asked Questions

Q: When are property taxes due in Niagara County? A: Property taxes are typically due between February 15th and March 15th for the current tax year, though specific due dates may vary by municipality within the county. The first installment of some city taxes may be due January 31st. Contact your local tax collector for exact dates.

Q: What tax credits are available and do they require application? A: The primary tax credit is the STAR program, which provides school tax relief and requires annual application or enrollment in the STAR credit program. Senior Citizens Exemptions and Veterans Exemptions are also available but require separate applications with specific eligibility requirements and deadlines.

Q: How does the STAR Homestead credit work? A: STAR provides a credit against school property taxes only. Basic STAR provides up to $30,000 in assessed value relief, while Enhanced STAR for seniors can provide higher amounts. You must apply annually or enroll in the direct STAR credit program. This is a tax credit, not an exemption.

Q: When does the assessment period occur and how can I appeal? A: March 1st is the Taxable Status Day when property ownership and exemptions are determined. Assessment rolls are typically completed in spring, and property owners receive assessment notices with appeal deadlines and procedures. Contact your local assessor's office for specific appeal dates and requirements.

Q: What are the penalties for late property tax payments? A: Late payment penalties vary by municipality within Niagara County. Generally, interest and penalties begin accruing after the due date, with rates typically ranging from 1-1.5% per month. Contact your specific tax collector for exact penalty schedules.

Q: Can I pay property taxes online? A: Many municipalities in Niagara County offer online payment options. Check with your specific town, city, or county tax collector's website for available electronic payment methods, which may include credit cards, electronic checks, or bank transfers.

Q: Why do tax rates vary within Niagara County? A: Tax rates vary because properties may be located in different combinations of taxing jurisdictions including various school districts, towns, cities, fire districts, library districts, and other special districts. Each jurisdiction sets its own tax rate based on its budget needs.

Q: How are properties assessed in Niagara County? A: Properties are assessed by local assessors at a percentage of market value, with equalization rates applied to ensure fairness across municipalities. Assessment practices and equalization rates vary by location within the county, typically ranging from 40% to 100% of market value.

Q: What happens if I miss the application deadline for tax credits? A: Most tax credits and exemptions have strict application deadlines, often March 1st (Taxable Status Day). Missing deadlines typically means you cannot receive the credit for that tax year, though some programs allow late applications with penalties or have renewal requirements.

Q: How do special district taxes work? A: Special districts like fire districts, library districts, or refuse collection districts levy additional taxes that appear as separate line items on your tax bill. These taxes only apply to properties within the specific district boundaries and fund services provided by that district.

See the Full Picture of Your Home Costs

Property taxes are just one piece of homeownership. HonestCasa helps you understand your total monthly cost and explore safe ways to access your home equity.

Total Monthly Cost

Mortgage + taxes + insurance + HOA

Equity Growth

Track how your equity grows over time

Safe Equity Access

Options for projects or debt payoff

Free • No credit check • 2-minute estimate