New construction in Castle Hill and Unionport

Since March 2021, builders in Castle Hill and Unionport have filed applications for 8 apartment buildings, 5 houses, 3 other new buildings and 1 major renovation, adding 481 units. 12 of the 16 new buildings have been approved so far. The latest was filed on Jul 22, 2026.

Units
481
Apartment buildings
8
Houses
5
Major renovations
1
Tallest
22 stories
New buildingMajor renovation © Mapbox © OpenStreetMap

Largest projects

In the news

All filings

20265 filings

20253 filings

20241 filing

20233 filings

20221 filing

20214 filings

Nearby neighborhoods

How Castle Hill and Unionport ranks

New-building and major-renovation filings with three or more units, three or more stories, or 5,000 square feet of work, from the Department of Buildings’ DOB NOW records on NYC Open Data. Neighborhoods follow the Department of Finance’s neighborhood for each tax block. Methodology