# 535 Columbus Avenue, Manhattan

Apartment building · 31 units · built c. 1906 · Block 1199, Lot 61.

On Umarelli: https://umarelli.org/nyc/1011990061/535-columbus-avenue

More construction in Upper West Side: https://umarelli.org/nyc/manhattan/upper-west-side.md

Every lot on block 1199: https://umarelli.org/nyc/manhattan/1199.md

## Building permits

- Alteration, filed Apr 26, 2023, estimated cost $39K, described as “Decommission of existing sprint/cw telecom site. Remove existing equipment room in basement. Remove 14 antennas, 12 rrh and 1 gps from the roof. Remove cables from basement and roof. No change in use, egress or occupancy. Original app #…”
- Alteration, filed Mar 17, 2023, estimated cost $6K, described as “Proposed installation of heavy duty sidewalk shed for remedial repairs as per plans. No change in use occupancy or egress under this application. Live load 300 per square feet. Sidewalk shed shall comply with chapter # 33 of the 2014 code.”
- Alteration, filed Oct 3, 2022, estimated cost $7K, described as “Part of interior renovation work, replacing existing fixtures on existing roughing and installation of new fixtures on new roughing. All as per plans and applications. No change in use, egress or occupancy.”
- Alteration, filed Oct 3, 2022, estimated cost $36K, described as “Interior renovation of apt 1A, minor demolition of non-load bearing partitions, interior finishes, and paintwork. No change in use, egress, or occupancy.”
- Alteration, filed Sep 21, 2021, estimated cost $1K, described as “Install non-illuminated sign for chase not within view of arterial highway or public park 1/2 acre or more. No change in use egress or occupancy.”
- Alteration, filed Sep 21, 2021, estimated cost $1K, described as “Install non-illuminated sign for chase not within view of arterial highway or public park 1/2 acre or more. No change in use egress or occupancy.”
- Alteration, filed May 13, 2021, estimated cost $50K, described as “Structural support for proposed hung mechanical equipment. NO change in use, egress or occupancy.”
- Alteration, filed May 6, 2021, estimated cost $350K, described as “Modification to existing HVAC system as per plans filed herewith. NO change in use, egress or occupancy. Energy Analysis for lighting fixtures is listed in the related General Construction Application M00463706”
- Alteration, filed May 6, 2021, estimated cost $100K, described as “Modification to existing plumbing fixtures as per plans filed herewith. NO change in use, egress or occupancy.”
- Alteration, filed Apr 13, 2021, estimated cost $1.2M, described as “Removal and installation of interior non-bearing partitions and related finishes as per plans filed herewith. No change in use, egress or occupancy. Energy Analysis to be completed under the Mechanical M00463765-I1”
- Alteration, filed Mar 5, 2021, estimated cost $27K, described as “Interior demolition of existing retail space as per plans filed. No change in use occupancy or egress”
- Alteration, filed Mar 4, 2021, estimated cost $27K, described as “Interior demolition of mechanical systems and associated ductwork/ tenant fit out as shown on plans. No change in use occupancy or egress”
- Alteration, filed Mar 12, 2020, estimated cost $33K, described as “Install ventilation, Air Conditioning system for cellar laundry room accessory to tenants above only.”
- Alteration, filed Mar 12, 2020, estimated cost $26K, described as “Install new fixtures for new laundry room accessory to the tenants above.”
- Alteration, filed Mar 11, 2020, estimated cost $5K, described as “Proposed installation of temporary pipe scaffold as per plans. Work shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Mar 11, 2020, estimated cost $5K, described as “Proposed installation of heavy duty sidewalk shed as per plans. Live load 300 lbs per square feet. Sidewalk shed shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”

## Property taxes

- Assessment: $10,667,700
- 2026–27 tax: $1,254,221
- Market value (city estimate): $23,706,000
- Taxable value: $10,082,970
- Assessed land: $1,971,000
- Assessed improvements: $8,696,700

## Zoning

R10A: floor area ratio 4.68 built, 10.00 allowed by base zoning.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

## Landmarks

Part of Upper West Side/Central Park West Historic District (Historic District). 36 Landmarks Preservation Commission permits are on file.

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