343 Madison Avenue, Manhattan
Vacant land · Block 1279, Lot 23.
Building permits
- Alteration, filed Oct 5, 2026, estimated cost $10K
- Alteration, filed Sep 28, 2026, estimated cost $3K
- Alteration, filed Sep 4, 2026, estimated cost $10K
- Alteration, filed Sep 4, 2026, estimated cost $10K
- Alteration, filed Sep 4, 2026, estimated cost $10K
- Alteration, filed Sep 4, 2026, estimated cost $10K
- Alteration, filed Sep 4, 2026, estimated cost $10K
- Alteration, filed Aug 25, 2026, estimated cost $10K
- Alteration, filed Aug 25, 2026, estimated cost $10K
- Alteration, filed Aug 25, 2026, estimated cost $10K
- Alteration, filed Jul 29, 2026, estimated cost $10K
- Alteration, filed Jul 17, 2026, estimated cost $10K
- Alteration, filed Jul 15, 2026, estimated cost $4K
- Alteration — Commercial, filed Jun 9, 2026, estimated cost $5K
- Alteration — Commercial, filed Jun 9, 2026, estimated cost $5K
- Alteration — Commercial, filed Jun 9, 2026, estimated cost $5K
- Alteration, filed Jun 3, 2026, estimated cost $5K
- Alteration, filed Jun 3, 2026, estimated cost $1
- Alteration, filed May 7, 2026, estimated cost $1
- Alteration — High-Rise, filed Dec 19, 2025, estimated cost $1K, 47 stories
- Alteration — High-Rise, filed Dec 19, 2025, estimated cost $1K, 47 stories
- Alteration, filed Nov 12, 2025, estimated cost $5K
- Alteration — Commercial, filed Sep 25, 2025, estimated cost $5K
- Alteration, filed Sep 15, 2025, estimated cost $10K
- Alteration — Large Commercial, filed Dec 10, 2024, estimated cost $100K
19 older permits are listed on the map.
Property taxes
- Assessment
- $16,982,550
- Land value
- $16,982,550
Zoning
C5-3.
In the news
Foundations Underway for KPF-Designed Office Skyscraper at 343 Madison Avenue in Midtown East, Manhattan, New York YIMBY, Mar 23, 2026.