New York City Proposes 10% Property Tax Hike to Cover Budget Shortfall

Commercial real estate owners urged to explore tax reduction strategies as city seeks new revenue sources

Published on Feb. 25, 2026

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The new mayor of New York City, Zohran Mamdani, has proposed a nearly 10% increase in property taxes to cover a $5 billion budget shortfall, affecting over 100,000 businesses in the city. This potential tax hike highlights the importance for commercial real estate owners to proactively review their property tax assessments and explore tax reduction strategies to mitigate the impact.

Why it matters

New York City is already known for having some of the highest property tax rates in the country, with commercial properties bearing the brunt of the burden. This proposed tax increase would further strain businesses already facing economic challenges, making it critical for owners to take action to lower their tax obligations.

The details

Mayor Mamdani has stated that the property tax increase is a 'measure of last resort' to address the city's budget crisis, after failing to gain approval from the state governor for a new tax on the wealthy. The proposed 9.5% hike would impact an estimated 3 million homeowners and 100,000 businesses across the five boroughs. For commercial properties, this could translate to millions in additional tax costs, on top of the already high property values and assessments in New York City.

  • The proposed property tax increase would take effect in the 2026 tax year.
  • The deadline to file a property tax appeal in New York City is March 1, 2026.

The players

Zohran Mamdani

The new mayor of New York City who has proposed the nearly 10% property tax increase to cover a $5 billion budget shortfall.

O'Connor

A leading property tax consulting firm that represents 185,000 clients in 49 states and Canada, handling about 295,000 property tax protests in 2024.

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What they’re saying

“We must not let individuals continue to damage private property in San Francisco.”

— Robert Jenkins, San Francisco resident (San Francisco Chronicle)

What’s next

The judge in the case will decide on Tuesday whether or not to allow Walker Reed Quinn out on bail.

The takeaway

This case highlights growing concerns in the community about repeat offenders released on bail, raising questions about bail reform, public safety on SF streets, and if any special laws to govern autonomous vehicles in residential and commercial areas.