# 650 1st Avenue, Manhattan

Apartment building · 111 units · built c. 1910 · Block 969, Lot 1.

On Umarelli: https://umarelli.org/nyc/1009690001/650-1-avenue

More construction in Kips Bay: https://umarelli.org/nyc/manhattan/kips-bay.md

## Building permits

- Alteration, filed Jul 30, 2025, estimated cost $75K, described as “Application filed for facade repair, brick repointing and replacement, stone/stucco patching and repair. No roofing, flashing tar/waterproofing to be disturbed. No change in use, egress, or occupancy.”
- Alteration, filed Apr 14, 2025, described as “Installation of temporary material hoist (counterweighted system)”
- Alteration, filed Mar 4, 2025, estimated cost $680K, described as “Application filed for non-structural renovations to unit 23A”
- Alteration, filed Jan 20, 2025, estimated cost $3K, described as “Installation of a temporarily supported scaffold per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jan 13, 2025, estimated cost $3K, described as “Installation of a temporary roof protection per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Oct 10, 2024, estimated cost $130K, described as “Temporary pipe scaffold as per drawings. Scaffold shall comply with ch #33 of the NYC bc. No change in use, occupancy or egress under this application.”
- Alteration, filed Jan 24, 2024, estimated cost $10K, described as “INSTALLATION OF TEMPORARY SINGLE PERSONNEL/MATERIAL HOISTS AS PER PLANS SUBMITTED. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jan 3, 2024, estimated cost $3K, described as “Installation of a temporary roof protection and overhead protection per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Dec 5, 2023, estimated cost $3K, described as “Installation of a temporary construction fence per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Aug 18, 2023, estimated cost $5K, described as “Installation of a temporarily supported scaffold and heavy-duty sidewalk per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Aug 1, 2023, estimated cost $50K, described as “Filing here partial demolition of concrete slab and NON- party wall east wall- no change in use, egress or occupancy-”
- Alteration, filed May 18, 2023, estimated cost $100K, described as “Propose interior demolition of the existing 8 story building, remove existing partitions as per plan. No change in use, egress or occupancy under this application.”
- Major Renovation — Conversion, filed Nov 3, 2022, estimated cost $18.8M, 111 units added, 11 stories, described as “Conversion of existing 8-story office building to residential and 3-story vertical extension.”
- Alteration, filed Dec 21, 2021, estimated cost $10K, described as “Temporary removal and reinstallation of 3rd floor wall louvers for large equipment removal”
- Alteration, filed Sep 15, 2021, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jul 12, 2019, described as “Installation of temporary sidewalk shed per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jul 12, 2019, described as “Installation of temporary supported scaffold per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.”

## Property taxes

- Assessment: $15,095,700
- 2026–27 tax: $1,787,992
- Market value (city estimate): $33,546,000
- Taxable value: $14,374,080
- Assessed land: $4,860,000
- Assessed improvements: $10,235,700

## Zoning

C1-9: floor area ratio 9.03 built, 10.00 allowed by base zoning.

## Recent sales

- Mar 23, 2023: $33,500,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone X, moderate risk: a 0.2% chance of flooding each year.

## In the news

[Housing Lottery Launches for 650 First Avenue in Murray Hill, Manhattan](https://newyorkyimby.com/2025/12/housing-lottery-launches-for-650-first-avenue-in-murray-hill-manhattan.html), New York YIMBY, Dec 17, 2025.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology