NYC Tree Planting Record: 18,261 Trees, Most in a Decade

New York City just closed out its biggest tree-planting year in a decade. Mayor Zohran Kwame Mamdani and NYC Parks Commissioner Tricia Shimamura announced on September 23 that the city planted 18,261 trees in fiscal year 2026, the most in any fiscal year since 2016, setting a new NYC tree planting record. The majority of the new trees went to neighborhoods most vulnerable to extreme heat, and the city says the planting brings cleaner air, cooler streets, greater flood resiliency and fresh greenery to all five boroughs, according to the announcement from the Mayor's Office.

Mamdani pitched the milestone as an equity issue. "Our administration is building a city where every neighborhood can find cool shade on a hot day, breathe clean air and enjoy the beauty of a healthy tree canopy," he said in a statement. "Access to green space and relief from extreme heat should not depend on your ZIP code. Planting more trees, especially in the neighborhoods that need them most, will help make our city cooler, healthier and more beautiful for all New Yorkers."

For a city that paves over so much of itself, trees do heavy lifting. A mature street tree cools the sidewalk beneath it, filters the air and drinks in stormwater that would otherwise pool in intersections. Past planting years lagged, and advocates have long argued that canopy coverage tracks wealth: leafy blocks in some neighborhoods, bare concrete in others. The new NYC tree planting record is the city's first attempt to close that gap at scale, and officials credited an aggressive new approach by NYC Parks with making the year possible.

How the city pulled it off

The NYC tree planting record came down to logistics. NYC Parks started the season earlier than usual, working with nurseries to line up a bigger supply of trees before planting season began. Crews harvested many of the trees before spring bud-break, giving the young trees a head start before the heat arrived, then kept the new plantings watered and mulched through the summer. The city says it will run the same playbook for this fall's planting season.

The record year also feeds the city's Urban Forest Plan, which targets 30 percent tree canopy coverage by 2040. Reaching it means planting at this pace for years, with priority on the blocks that need shade most. Whether the city can repeat the NYC tree planting record pace in coming years is the real test of the plan. AM NY, which first covered the announcement, noted that most of the trees went to neighborhoods vulnerable to extreme heat, as reported by Planetizen.

Why the hottest blocks come first

The targeting is deliberate. Officials say the majority of this year's trees went to communities most vulnerable to extreme heat, the same places where a shadeless block can run several degrees hotter than a leafy one a few avenues away. For people who live there, a new row of street trees is less about looks and more about whether the walk home in August is bearable, which is exactly why the NYC tree planting record matters most on those blocks.

Not everyone is thrilled. The New York Post reported that in Bensonhurst, Brooklyn, some residents are pushing back on where the new trees are going: at least seven tree beds are planned directly in front of front doors, and neighbors told the paper the placement could wreck the block's feng shui and bring bad luck. The city said the plots were picked based on pedestrian accessibility, underground utilities and traffic infrastructure. The Post noted that the broader push is meant to reduce heat and increase green space across the boroughs.

If the fall season holds, the NYC tree planting record will be the opening year of a longer build-out rather than a one-off. The canopy target is still a long way off, but eighteen thousand new trees in the ground is the kind of start the plan needed. Fall planting will show whether the new playbook holds for a second season.