Brooklyn, NY 11201
Property records from NYC Department of Buildings, HPD, DOF & more
55 PROSPECT ST is a property located at 55 PROSPECT ST, Brooklyn, NY 11201. It is classified as a office - loft/mixed use. The building was constructed in 1967. It has 10 floors and 48 units. The building area is 256,057 square feet on a 20,704 sqft lot. The property is zoned M1-6. The assessed market value is $23.3M. The owner on file is RFR/K 55 PROSPECT OWNER LLC. There are 20 building permits on record (16 active). There are 20 violations on record (0 currently open). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.
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Get Free ReportThe building at 55 PROSPECT ST, Brooklyn, NY 11201 was constructed in 1967. It is classified as a office - loft/mixed use with 10 floors and 48 units. The building area is 256,057 sqft.
Yes. 55 PROSPECT ST, Brooklyn, NY 11201 has 20 building permits on record, with 16 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a dob_now_job_issued (APPROVED) filed Dec 2, 2025.
Yes. 55 PROSPECT ST, Brooklyn, NY 11201 has 20 violations on record, with 0 currently open. Breakdown: 19 DOB, 1 ECB. Sources: NYC DOB, HPD, and ECB/OATH.
55 PROSPECT ST, Brooklyn, NY 11201 has an assessed market value of $23.3M and a total assessed value of $10.5M (land: $545K). Assessment data is from the NYC Department of Finance (DOF).
55 PROSPECT ST, Brooklyn, NY 11201 is zoned M1-6. Zoning data is from the NYC Department of City Planning (DCP). For detailed FAR, overlays, and development rights, view the full property report on RegWatch.
The owner on record for 55 PROSPECT ST, Brooklyn, NY 11201 is RFR/K 55 PROSPECT OWNER LLC (Corporation). Ownership data is from NYC Department of Finance assessment rolls.
Search 55 PROSPECT ST on RegWatch to get a complete property report covering violations, permits, title history, tax records, zoning, environmental data, and more from 270+ government sources. Unlimited free property data — no credit card required.