172 9th Avenue, Manhattan
Co-op · 55 units · built 1940 · Block 744, Lot 3.
Building permits
- Alteration, filed Oct 13, 2021, estimated cost $130K, described as “Interior alterations of ground floor commercial space to include minor demolition and partition work as per plans submitted herewith. No change to use, occupancy or egress under this application”
- Alteration, filed Oct 12, 2020, estimated cost $25K, described as “Installation of dryer exhaust fan and dryer exhaust duct.”
- Alteration, filed Aug 4, 2020, estimated cost $2K, described as “Installation on 2 new sprinkler heads within the cellar laundry room off the domestic water system”
- Alteration, filed Dec 12, 2019, estimated cost $4K, described as “Carrier: T-Mobile. Install (2) additional antennas and (2) new RRUs on the roof. All work is in conformance with TPPN #5/98. No change in use, egress or occupancy.”
- Alteration, filed Aug 12, 2019, estimated cost $10K, described as “Replace kitchen dishwasher and sink; replace bathroom water closet, lavatory and bathtub on 5th floor, 5K.”
Property taxes
- Assessment
- $6,583,500
- 2026–27 tax
- $628,177
- Market value (city estimate)
- $14,630,000
- Taxable value
- $5,843,450
- Assessed land
- $576,000
- Assessed improvements
- $6,007,500
Tax breaks
- Co-op and condo abatement, with no end date, a $99,724 credit this tax year.
Zoning
C2-6A (part of the lot is R7B): floor area ratio 3.13 built, 4.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jun 23, 2025: $750,000
- Jul 8, 2024: $730,000
- Jun 11, 2024: $450,000
- Aug 10, 2022: $430,000
- Jul 5, 2022: $645,000
- Jul 5, 2022: $957,155
- Feb 16, 2022: $720,000
- Apr 7, 2021: $700,000
- Aug 14, 2020: $720,000, Apt 4G
- May 31, 2019: $630,000
The 10 most recent of 18 open-market sales since 2016, from the Department of Finance’s sales files.