HonestCasa logoHonestCasa
Updated 2025 Tax Year

Bronx County
Property Tax Guide

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

10 Official Sources
8 min read
Quick Facts
Tax Rate
0.8% to 1.2% (varies by property class)
1st Due
Jul 1
2nd Due
Oct 1
Exemptions
5+ Available
Section 1

How Property Tax Works

Property taxes in Bronx County, New York, are administered by the New York City Department of Finance and serve as a critical funding source for essential municipal services including public schools, police and fire departments, parks and recreation, infrastructure maintenance, and various city services. As one of the five boroughs of New York City, the Bronx follows the city's unique property tax classification system, which divides properties into different tax classes with varying assessment ratios and tax rates.

The Bronx County property tax system operates on a quarterly billing cycle, with properties classified into different tax classes that determine both the assessment methodology and applicable tax rates. Effective tax rates in the Bronx typically range from approximately 0.8% to 1.2% of market value for most residential properties, though this can vary significantly based on the property's tax class, assessed value, and applicable exemptions. The city's assessment process aims to maintain fairness across different property types while generating sufficient revenue to fund municipal operations and services that benefit all residents.

Section 2

What Makes Up Your Tax Bill

ComponentRateDescription
Tax Class 1 (1-3 family homes)~0.8-1.0% of market valuePrimary residences, small residential buildings
Tax Class 2A (4-6 units)~1.0-1.2% of market valueSmall apartment buildings
Tax Class 2B (7-10 units)~1.1-1.3% of market valueMedium apartment buildings
Tax Class 2C (11+ units)~1.2-1.4% of market valueLarge apartment buildings, condos, co-ops
Tax Class 4 (Commercial)~2.5-4.0% of market valueCommercial, industrial, utility properties
School Tax Portion~65% of total taxFunds NYC Department of Education
City Services~25% of total taxPolice, fire, sanitation, parks
Other Municipal Services~10% of total taxLibraries, social services, infrastructure

Note: Actual rates for 2025 have not been officially announced. Rates shown are estimates based on historical data.

Section 3

When Are Property Taxes Due?

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

First Installment
Jul 1
Delinquent after Dec 10
Second Installment
Oct 1
Delinquent after Apr 10
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 property taxes in Bronx County are triggered when significant changes occur to a property that affect its assessed value during the tax year. The most common triggers include new construction or substantial renovations that add value, property ownership transfers that result in reassessment, and the removal or expiration of tax exemptions. When these events occur, the Department of Finance calculates the difference between the original assessment and the new assessment, then applies the current tax rate to determine the supplemental tax owed.

The supplemental tax is calculated by taking the difference in assessed value, multiplying it by the applicable tax rate for the property's tax class, and prorating it based on the number of months remaining in the tax year. For example, if a homeowner completes a $100,000 renovation in July that increases their assessed value by $80,000, and their tax rate is 1.0%, they would owe approximately $400 in supplemental taxes ($80,000 × 1.0% × 6/12 months = $400) for the remainder of that tax year. This supplemental bill would be issued separately from regular quarterly bills and would be due within 30 days of issuance.

Example Calculation

Example 1: $300,000 Home (Tax Class 1)

  • Market Value: $300,000
  • Assessed Value (6% of market): $18,000
  • STAR Exemption: -$2,000
  • Net Taxable Value: $16,000
  • Tax Rate: 21.045%
  • Annual Tax: $3,367
  • Monthly Tax: $281

Example 2: $600,000 Home (Tax Class 1)

  • Market Value: $600,000
  • Assessed Value (6% of market): $36,000
  • STAR Exemption: -$2,000
  • Net Taxable Value: $34,000
  • Tax Rate: 21.045%
  • Annual Tax: $7,155
  • Monthly Tax: $596

Example 3: $1,000,000 Condo (Tax Class 2)

  • Market Value: $1,000,000
  • Assessed Value (45% of market): $450,000
  • STAR Exemption: -$2,000
  • Net Taxable Value: $448,000
  • Tax Rate: 12.855%
  • Annual Tax: $57,590
  • Monthly Tax: $4,799

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 homeowners in Bronx County with mortgages have their property taxes collected through an escrow account managed by their mortgage lender. The lender estimates the annual property tax amount, divides it by 12, and collects this amount along with the monthly mortgage payment. Since Bronx County property taxes are billed quarterly (July, October, January, and April), lenders typically maintain a cushion in the escrow account to ensure sufficient funds are available when each quarterly payment is due on the 15th of these months.

Property owners should verify that their mortgage servicer is paying taxes correctly and on time by reviewing their annual escrow analysis statement and checking the NYC Department of Finance website to confirm payments have been received. If there are discrepancies in the escrow account due to assessment changes or exemption adjustments, the lender will perform an escrow analysis and adjust future monthly payments accordingly. Homeowners who pay off their mortgages or refinance should immediately contact the Department of Finance to ensure future tax bills are sent directly to them rather than the previous lender.

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 Bronx County? A: Property taxes are due quarterly on July 15, October 15, January 15, and April 15. Payments made by these dates are interest-free, but late payments incur interest from the original due dates (July 1, October 1, January 1, April 1).

Q: How do I qualify for the STAR exemption? A: The STAR (School Tax Relief) exemption is available to homeowners who use their property as their primary residence. Basic STAR provides up to $2,000 in school tax relief, while Enhanced STAR offers larger benefits for seniors with income under $90,550.

Q: Can I pay my property taxes online? A: Yes, you can pay online through the NYC Department of Finance website using a bank account, credit card, or debit card. You can also pay by phone, mail, or in person at various locations.

Q: How is my property's assessed value determined? A: The Department of Finance assesses properties annually based on market value, recent sales data, and property characteristics. Tax Class 1 properties are assessed at 6% of market value, while Tax Class 2 properties are assessed at 45% of market value.

Q: How do I appeal my property assessment? A: You can file an assessment appeal with the Tax Commission of the City of New York if you believe your property is overassessed. The deadline is typically March 15th for the following tax year.

Q: What happens if I pay my taxes late? A: Late payments incur interest charges from the original due date. The city may also impose additional penalties and, in extreme cases of delinquency, could initiate foreclosure proceedings.

Q: Are veterans eligible for property tax exemptions? A: Yes, qualifying veterans may be eligible for various exemptions including the Veterans' Exemption, Disabled Veterans' Exemption, and Combat Veterans' Exemption, which can significantly reduce property tax liability.

Q: How do I update my property tax bill address? A: You can update your mailing address through the Department of Finance website, by calling 311, or by submitting a written request to ensure you receive your quarterly tax bills at the correct address.

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