100 Park Avenue, Manhattan
Commercial · built 1950 · Block 1275, Lot 27.
Building permits
- Alteration, filed Oct 7, 2026
- Alteration — Tower, filed Sep 14, 2026, estimated cost $123K, 36 stories
- Alteration, filed Sep 10, 2026, estimated cost $62K
- Alteration, filed May 19, 2026, estimated cost $150K
- Alteration — Tower, filed May 19, 2026, estimated cost $225K, 36 stories
- Alteration — Tower, filed May 4, 2026, estimated cost $300K, 36 stories
- Alteration — Commercial, filed May 1, 2026, estimated cost $150K
- Alteration — Tower, filed Apr 14, 2026, estimated cost $90K, 36 stories
- Alteration, filed Apr 1, 2026, estimated cost $45K
- Alteration, filed Jan 13, 2026, estimated cost $40K
- Alteration — Tower, filed Jan 5, 2026, estimated cost $80K, 36 stories
- No Work, filed Dec 12, 2025
- No Work, filed Nov 17, 2025
- Alteration — Tower, filed Sep 24, 2025, estimated cost $5.4M, 36 stories
- Alteration — Commercial, filed Sep 24, 2025, estimated cost $804K
- Alteration — Commercial, filed Sep 24, 2025, estimated cost $2.5M
- Alteration — Tower, filed Sep 11, 2025, estimated cost $330K, 36 stories
- Alteration, filed Sep 11, 2025, estimated cost $52K
- Alteration, filed Sep 11, 2025, estimated cost $7K
- Alteration, filed Sep 4, 2025, estimated cost $13K
- Alteration — Tower, filed Aug 14, 2025, estimated cost $30K, 36 stories
- Alteration, filed Aug 4, 2025
- Alteration — Tower, filed Jul 29, 2025, estimated cost $4.8M, 36 stories
- Alteration — Tower, filed Jul 29, 2025, estimated cost $13.2M, 36 stories
- Alteration — Large Commercial, filed Jul 25, 2025, estimated cost $7.5M
146 older permits are listed on the map.
Property taxes
- Assessment
- $128,276,550
- Last year’s tax
- $13,915,440
- Land value
- $24,660,000
- Improvement value
- $103,616,550
Zoning
C5-3: built 20.92 of 15.00 allowed floor area ratio.
In the news
12-Year Lease Signed for 100 Park Avenue in Midtown, Manhattan, New York YIMBY, Feb 12, 2026.