Alteration filingAug 27
DOB filing M08052171-I1
Alteration filing at 250 West 55 Street
Approved$349,999 recorded cost
Open filing Building record · BIN 1089439
250 West 55 Street
250 West 55 Street, Manhattan, NY 10019
A consolidated, filing-by-filing view of DOB records matched to this building identifier. The current snapshot links 2 independently sourced records, including 2 that are not recorded as completed, closed or withdrawn.
A building-level summary of matched filings, active-status records and published identifiers.
Matched filings2
Open or active-status records2
First included filingJan 5, 2023
Latest recorded changeAug 27, 2026
The lot
What is already here?
The lot holds a 40-story office building built in 2008, on a 46,442 sq ft lot.
- Built
- 2008
- Last altered
- 2015
- Floors
- 40
- Residential units
- 0
- Building type
- Office building
- Land use
- Commercial and office
- Zoning district
- C6-4
- Lot area
- 46,442 sq ft
- Building area
- 843,564 sq ft
Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 1, 2026. They describe the tax lot, not any single filing.
What is recorded here
Multiple filings, one stable building identifier.
New York City's Building Identification Number helps connect filings that may use different application numbers or describe different scopes of work. The records below are grouped because they publish BIN 1089439. They should not be read as a single construction project unless the underlying filings say so.
The matched set includes 2 alteration filing. Its latest status categories are 2 approved. Each filing page preserves its own status, dates, scope and source identifier.
- First included filing
- Jan 5, 2023
- Latest recorded change
- Aug 27, 2026
- Highest proposed story count
- Not stated
- Highest proposed unit count
- Not stated
Highest recorded values may come from different filings and must not be combined into one proposed project. Open the individual filings below for their exact scope. Values outside the publication's conservative data-quality bounds are withheld pending source review.
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Recorded history
What has happened at this address?
Every dated event the city has published for this building, from all 2 matched filings, in the order it was recorded. A date marks what entered the public record, not what happened on site.
- Alteration filed01
Modify mechanical ductwork and piping as shown on plans filed herewith. No change in use, egress or occupancy. Filing M08052171-I1.
- Alteration filed02
Modify sprinkler heads and related piping s as shown on plans filed herewith. No change in use, egress or occupancy. Filing M08052200-I1.
- Alteration approved03
Filing M08052171-I1 reached an approved status.
- Alteration approved04
Filing M08052200-I1 reached an approved status.
- Permit recorded for alteration05
DOB lists a first permit date for M08052200-I1. That is not by itself confirmation of activity on site.
- Permit recorded for alteration06
DOB lists a first permit date for M08052171-I1. That is not by itself confirmation of activity on site.
- Alteration now approved07
The latest status recorded for M08052171-I1 is “Permit Entire.”
- Alteration now approved08
The latest status recorded for M08052200-I1 is “Permit Entire.”