Brooklyn Flatbush Public building report
45 Martense Street, Brooklyn
45 Martense Street is a 6-story, 66-unit residential co-op in Flatbush. NYC public records show 17 DOB complaints, 33 DOB violations, 91 HPD violations and 8 bedbug filings associated with the building. The most recent DOB complaint was filed July 17, 2025. Public sale records were identified for 41 units.
This building has 6 alternative addresses. NYC often lists more than one street address for the same building. Corner lots, multiple street frontages, and official aliases in city address files all map to one BIN.
- 41 Martense Street
- 43 Martense Street
- 47 Martense Street
- 49 Martense Street
- 51 Martense Street
- 53 Martense Street
This building is the 21st most valuable building in Flatbush and the 16,301st in New York. It ranks in the top 9% for DOB complaints, top 7% for DOB violations and top 15% for HPD violations.
This building has a clean bill of health with no bedbugs found across 8 filings over 6 years.
Public records
- DOB complaints 17
- DOB violations 33
- HPD violations 91
- Bedbug reports 8
- 311 requests 0
- Residential units 41 $14,174,458 last recorded sales
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