NYC Permit AlertsBy BuildPermitGuide

Neighborhoods › Park Slope

346 1 Street, Brooklyn: 11 building jobs on file

Building Identification Number 3020812 · Park Slope. Newest first.

Enlargement to 4 stories, est. $498K
Approved · filed Sep 29, 2026 · est. $498,095
Enlargement to 4 stories, est. $498K
Approved · filed May 18, 2026 · est. $498,095
Mechanical/plumbing work: Install new sprinkler system (53 new heads).…, est. $92K
Approved · filed May 18, 2026 · est. $91,600
Enlargement to 4 stories, est. $174K
LOC Issued · filed Mar 3, 2026 · est. $173,640
New 4-story building, 2 units, est. $54K
LOC Issued · filed Mar 3, 2026 · est. $54,000
Facade/scaffold work: Installation of temporary heavy duty sidewalk shed as…, est. $1K
LOC Issued · filed Feb 5, 2026 · est. $1,000
Enlargement to 4 stories, est. $328K
Filing Withdrawn · filed Feb 3, 2026 · est. $328,330
Enlargement to 4 stories, est. $130K
Filing Withdrawn · filed Jan 14, 2026 · est. $130,007
Interior renovation: Installation of a vrf heat pump system complete with…, est. $85K
Permit Entire · filed Jan 13, 2026 · est. $85,000
Enlargement to 4 stories, est. $498K
Permit Entire · filed Dec 16, 2025 · est. $498,095
Mechanical/plumbing work: Install new sprinkler system (53 new heads).…, est. $92K
Permit Entire · filed Dec 16, 2025 · est. $91,600

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