12 MARTENSE STREET is a prewar 1925 building, 20 units in Flatbush, NYC. Owned by 12 MARTENSE HOLDING LLC. Public records show 122 open violations, 84 311 complaints, 15 active litigation matters on file. Tenant-impact history includes 3 evictions.
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Brooklyn · March 2026
Best & worst months to sign a lease
Potential savings: ~14% by timing your move to February.
Monthly counts over the last 7 years · all data sources
§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT 2B, 2nd STORY, 2nd APARTMENT FROM WEST AT NORTH , SECTION AT NORTH
§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING AND NORTH WALL IN THE 3rd ROOM FROM NORTH LOCATED AT APT 2C, 2nd STORY, 1st APARTMENT FROM WEST AT NORTH
§ 27-2043.1 HMC INSTALL THE MISSING OR REPAIR/REPLACE THE DEFECTIVE WINDOW GUARD(S) IN ACCORDANCE WITH THE SPECIFICATIONS OF THE NEW YORK CITY HEALTH CODE SECTION 24 RCNY CHAPTER 12. WG TO INSTALL = 3, WG TO REPLACE = 0, WG TO REPAIR = 3 IN THE ENTIRE APARTMENT LOCATED AT APT 2C, 2nd STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION AT SOUTH
§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES AT DOOR TO PUBLIC HALL IN THE PRIVATE HALLWAY LOCATED AT APT 2C, 2nd STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION AT SOUTH
§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE NORTH WALL AND EAST WALL IN THE BATHROOM LOCATED AT APT 2C, 2nd STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION AT SOUTH
Portfolio-level grade reflects the landlord's buildings across NYC, weighted by unit count. Individual building grades may differ.
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Flatbush around Church and Nostrand avenues is one of NYC's most vibrantly Caribbean neighborhoods — patois echoes on the streets, doubles vendors set up shop, and the Flatbush Junction outdoor market draws weekend crowds. It's affordable, lively, and deeply authentic.
Eviction Executed — Apt 2B — Possession
Noise — Noise: Construction Before/After Hours (NM1)
PAINT/PLASTER — CEILING
DOOR/WINDOW — DOOR FRAME
PLUMBING — WATER SUPPLY
PAINT/PLASTER — WALL
PAINT/PLASTER — WALL
DOOR/WINDOW — DOOR
DOOR/WINDOW — DOOR
Noise — Noise: Construction Before/After Hours (NM1)