Alteration filingOct 1
DOB filing M01274142-I1
Alteration filing at 521 West 57 Street
ApprovedDOB filing M01274142-I1
Open filing Building record · BIN 1027074
521 West 57 Street
521 West 57 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 The current snapshot links 2 independently sourced records, including 2 that are not recorded as completed, closed or withdrawn.
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BUILDING RECORD · BIN 1027074
521 West 57 Street
Hell's Kitchen, Manhattan
A consolidated public-record view · updated Oct 1, 2026
- DOB filings
- 2
- Active-status
- 2
- Recorded addresses
- 1
A building-level summary of matched filings, active-status records and published identifiers.
Matched filings2
Open or active-status records2
First included filingAug 26, 2025
Latest recorded changeOct 1, 2026
The lot
What is already here?
The lot holds a 10-story condominium built in 1927, on a 42,677 sq ft lot.
- Floors 2–10Nothing on record
- Floor 1Street levelStreet level. The lot is recorded as commercial and office, so this floor is where the commercial space is.
- Street levelCommercial and office
- Above the southern skylineFrom about floor 14 — the tallest thing within 60 m to the south is 39.9 m
- Built
- 1927
- Last altered
- 1988
- Floors
- 10
- Residential units
- 0
- Building type
- Condominium
- Land use
- Commercial and office
- Zoning district
- M1-5
- Lot area
- 42,677 sq ft
- Building area
- 368,195 sq ft
Owner of record
COLON COMPANY LLC
As the assessment roll records it. Only owners that read as a company are shown here; where the roll names an individual, nothing is published.
Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Oct 3, 2026. They describe the tax lot, not any single filing. When the rest of New York went up
Violation record
Are there open violations here?
The Department of Buildings has 1 open notice on record for this building, out of 97 notices on file; the most recent was issued Aug 26, 2013.
- Elevator
Issued Aug 26, 2013 — Q
Open means the agency has not recorded a resolution, which is not the same as the problem still existing. What a violation is, and what it is not. From NYC Department of Buildings, DOB Violations (3h2n-5cm9), accessed Sep 26, 2026.
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 1027074. 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
- Aug 26, 2025
- Latest recorded change
- Oct 1, 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.
Address alerts
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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
Installation of suspended scaffold for facade work or inspection. Filing M01274142-I1.
- Alteration filed02
Installation of heavy duty sidewalk shed. no change in use, occupancy or egress. all work shall comply with chapter 33 of nycbc. Filing M01291254-I1.
- Permit recorded for alteration03
DOB lists a first permit date for M01291254-I1. That is not by itself confirmation of activity on site.
- Alteration approved04
Filing M01274142-I1 reached an approved status.
- Permit recorded for alteration05
DOB lists a first permit date for M01274142-I1. That is not by itself confirmation of activity on site.
- Alteration now approved06
The latest status recorded for M01291254-I1 is “Permit Entire.”
- Alteration now approved07
The latest status recorded for M01274142-I1 is “Permit Entire.”