How well maintained is this building?

There are 13 open HPD violations on record, including 12 Class C (the city's most serious category).

Is this building rent-stabilized?

Yes — this building appears on the DHCR rent-stabilized building list. Ask the landlord to confirm whether a specific apartment is stabilized.

How noisy is this building?

Neighbors filed 17 noise complaints with 311 in the past year, above the neighborhood median of 1 among buildings with any noise complaints.

How responsive is management to problems?

Resolved violations at this building closed in about 598 days on average (NYC average is roughly 45 days). Open items are listed in the Safety & Violations section above.

What does it cost to live here?

We don't have current listings for this building. Typical asking rent in Flatlands is about $2,668/month for a one-bedroom.

850 East 31st Street

Flatlands·Brooklyn

🔴4 Pest Alerts

⚪Pre-War

Scroll for details

Violation & building data

Violation data updated Jul 1

Sources: NYC Department of Buildings, NYC Housing Preservation & Development +1 more

Building overview

Area Avg$2,6681-bed neighbourhood

Value—needs listing data

Violations12 critical

BuildingElevator

Data as of Jul 1, 2026

Building Quality

How is this calculated?

0.0/ 10Significant Issues

Based on open violations, 311 complaint patterns, and amenities.

Unit Value

How is this calculated?

Limited data — verify with a tour.

Compared to typical rent for this neighborhood and bedroom count.

Highlights

What's great about this place

Pre-war character
Built in 1930

Things to Know

Real considerations before you sign

Open critical violations
12 Class C (immediately hazardous)
Top complaint type at this building
17 noise complaints in past year
Higher noise than typical for the neighborhood
17 noise complaints in past year (vs 1 median)

How we pick these

Neighbourhood mapOpen in Google Maps

About this building

A 6-story building located in Flatbush, containing 71 residential units. Built in 1930.

Neighborhood

Flatlands →

The neighborhood: Flatlands

Brooklyn · 15,382 buildings tracked

Median asking rent: $2,668 1BR · $3,187 2BR

5 parks · 1.6 acres · incl. Fraser Square

Full Flatlands guide

Available Units

0 active

No past listings.

Past and off-market units will appear here when data is available.

Safety & Violations

Safety Record

Active Violations

Open HPD violations on record for this building.

Top issues

Pests4
Lead Paint4
Mold2

Severity Key

Class C: Immediately Hazardous (Major)
Class B: Hazardous (Moderate)
Class A: Non-Hazardous (Minor)

Show Critical Only (Class C)

Safety
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 = 2; WG TO REPLACE = 0; WG TO REPAIR = 0; IN THE ENTIRE APARTMENT LOCATED AT APT E3, 5th STORY, 1st APARTMENT FROM NORTH AT EAST
Jun 25, 2026Class C
Heat/Hot Water
HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT E2, 5th STORY, 2nd APARTMENT FROM SOUTH AT WEST , SECTION AT NORTH
Mar 18, 2026Class C
Pests
ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT D11, 4th STORY, 2nd APARTMENT FROM NORTH AT EAST
Oct 24, 2025Class C
Pests
ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT E2, 5th STORY, 2nd APARTMENT FROM SOUTH AT WEST
Sep 16, 2025Class C
Mold
C) § 27-2017, 27-2017.1, 27-2017.4, 27-2017.5, 27-2017.8, 27-2019, 27-2021 HMC: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF RATS AND ALL UNDERLYING CAUSES CREATING THE PEST INFESTATIONS, BY USING INTEGRATED PEST MANAGEMENT (IPM), ELIMINATE ALL BURROW ENTRY AND PASSAGEWAYS, PEST NESTS, HOLES, GAPS OR CRACKS IN WALLS, CEILINGS, FLOORS, FIXING LEAKS AND MANAGING GARBAGE IN PUBLIC AREAS. EVIDENCE FOUND AT BURROWS AT FRONT YARD
Aug 1, 2025Class C

Market Value Estimate

Statistical estimate based on publicly available listing data. Not an appraisal. See disclaimer.Market data as of Jul 1, 2026.

Comp Matrix

Unit Type	This Bldg	Area Avg	Diff.
Studio	—	$2,414	—
1 Bed	—	$2,668	—
2 Bed	—	$3,187	—
3+ Bed	—	$3,200	—

Value Verdict

Insufficient listing or market data to compute a verdict for this building.

Rent vs. Buy Analysis

No listing data available to estimate rent vs. buy.

Management & Operations

Management & Performance

Owner/Operator

PETER STUYVESANTS APTS INC

Responsiveness Score

598days

Average time to resolve violations

Slower than NYC average (45 days)

We haven't verified this building's policies yet. Pet, utility, and leasing details appear here once we've reviewed the management company's official site — we only show policies we can source, never assumptions.

Living here — quick answers

Every answer comes from public records for this specific building — we skip questions we can't answer with data.

How well maintained is this building?: There are 13 open HPD violations on record, including 12 Class C (the city's most serious category).
Is this building rent-stabilized?: Yes — this building appears on the DHCR rent-stabilized building list. Ask the landlord to confirm whether a specific apartment is stabilized.
How noisy is this building?: Neighbors filed 17 noise complaints with 311 in the past year, above the neighborhood median of 1 among buildings with any noise complaints.
How responsive is management to problems?: Resolved violations at this building closed in about 598 days on average (NYC average is roughly 45 days). Open items are listed in the Safety & Violations section above.
What does it cost to live here?: We don't have current listings for this building. Typical asking rent in Flatlands is about $2,668/month for a one-bedroom.

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