90 Flatbush Avenue

Brooklyn · Downtown Brooklyn-DUMBO-Boerum Hill, NY 11217

Also listed by the City as 100 Flatbush Avenue

90 Flatbush Avenue is a 441-apartment building in Downtown Brooklyn-DUMBO-Boerum Hill, built in 2021, managed by Rose Property MGMT GRP LLC. The City has no open housing-code violations on file for it (HPD, as of 5 October 2026). Tenants filed 5 complaints with 311 in the past year, which the City closed in a median of 9 days (311, as of 5 October 2026). No tenant has reviewed it here yet. Everything above comes from the City's own records.

Managed by Rose Property MGMT GRP LLC

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3 people looked this building up in the past month and not one of them found a review. Does the heat hold in January? How long does the super take? No public record answers that.

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Units: 441
Year built: 2021
Neighborhood: Downtown Brooklyn-DUMBO-Boerum Hill
Borough: Brooklyn

This building’s record with the City

Complaints tenants filed with 311, and repairs a City inspector has asked for. Most repairs are routine maintenance. Both describe the building rather than the people in it, and often predate the current management.

5.0/5Little on recordScored from the records below against every building we cover. It is not a tenant rating. Nobody who lived here said this.

5tenant complaints

Filed with 311 in the past year · 3 the year before

Typically closed in 9 days · neighborhood median is 6

0open repairs

Outstanding with HPD

Source: NYC 311 and Housing Preservation & Development. Look this building up · updated Oct 2026

The company that manages it, elsewhere

Rose Property MGMT GRP LLC manages 101 other buildings we cover, holding 14,138 apartments.

open violations: 741open violations
immediately hazardous: 172immediately hazardous
311 complaints: 552311 complaints
per apartment: 0.1per apartment

The company’s record across its other buildings, not this building’s. A company can run one well and another badly, and these figures often predate the current management. (HPD and 311, as of 28 September 2026.)

What tenants say

Nobody has written about 90 Flatbush Avenue yet.

Does the heat hold in January? How long does the super take? Does management answer the phone, and were you charged what you expected? No public record answers any of that. Only someone who lived here can.

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Also managed by Rose Property MGMT GRP LLC

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