Brooklyn Park Slope Public building report
343 4 Avenue, Brooklyn
343 4 Avenue is a 12-story, 116-unit mixed-use building in Park Slope. NYC public records show 59 DOB complaints, 81 DOB violations, 32 HPD violations and 8 bedbug filings associated with the building. The most recent DOB complaint was filed June 13, 2026. Public sale records were identified for 96 units.
This building has 14 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.
- 345 4 Avenue
- 347 4 Avenue
- 349 4 Avenue
- 351 4 Avenue
- 353 4 Avenue
- 355 4 Avenue
- 357 4 Avenue
- 359 4 Avenue
- 361 4 Avenue
- 234 4 Street
- 236 4 Street
- 238 4 Street
- 240 4 Street
- 273 5 Street
This building is the 3rd most valuable building in Park Slope and the 4,881st in New York. It ranks in the top 1% for DOB complaints, top 1% for DOB violations and top 8% for HPD violations.
This building does have a record of bedbugs, as recently as 2019.
Public records
- DOB complaints 59
- DOB violations 81
- HPD violations 32
- Bedbug reports 8
- 311 requests 0
- Residential units 109 $86,827,790 last recorded sales
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