Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

925 UNION STREET

Brooklyn · Park Slope · New York, NY 11215

Built 1920 6 Floors 52 Units Elevator Apartments
A
99/100
Compliance Score

No open violations on record. Building is in full compliance.

What This Means for Buyers

925 UNION STREET is a mid-size pre-war elevator apartments building with walk-up in Park Slope. Park Slope is a well-known Brooklyn neighborhood, recognized for its tree-lined streets and preserved brownstones. Bordering the western edge of Prospect Park, the neighborhood offers convenient acces... Zoned R8X, this building sits in a residential zoning district. The building has a clean compliance record with no open violations.

Park Slope

Park Slope is a well-known Brooklyn neighborhood, recognized for its tree-lined streets and preserved brownstones. Bordering the western edge of Prospect Park, the neighborhood offers convenient access to green space. The real estate market features a mix of historic townhouses, cooperatives, and modern condominiums, within walking distance of the park.

View Full Neighborhood Profile

Public Records & Ownership Lookup

Search this building's deed history, mortgages, and LLC ownership through official NYC government databases. Free public data.

Permanent Property Identifier

BBL: 3-01064-0037

New to ACRIS? Read our step-by-step guide.

Looking to buy in this building?

See active sale listings in Park Slope and similar buildings nearby.

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Active Listings in This Building

RLS Logo

Listing data provided by the REBNY Listing Service (RLS) and may not reflect all available activity. All listing information is deemed reliable but not guaranteed. Listing broker is identified in each listing detail.

Recently Rented in This Building

RLS Logo

Closed rental data from REBNY Listing Service (RLS). All information deemed reliable but not guaranteed.

Sales History

Date Unit Beds Price Sq Ft
Sep 23, 2025Unit 4E1BR$570,000467
Jul 8, 2025Unit 1D1BR$530,000-
Jun 13, 2025Unit 1C1BR$610,000-
Feb 1, 2023Unit 1D1BR$525,000-
Oct 14, 2022Unit 5GStudio$416,000-
Jun 28, 2017Unit 6B1BR$651,368-
Aug 31, 2015Unit 2B1BR$585,000-
Oct 16, 2014Unit 1FStudioN/A-
May 6, 2013Unit 5GStudio$260,750-
Jun 30, 2022Unit 3-C1BR$695,000-
Jun 18, 2021Unit 3-B1BR$625,000-
Jul 23, 2019Unit 4-C1BR$550,000-
May 1, 2021Unit 1EF2BR$1,175,000-
Mar 9, 2021Unit 2H2BR$826,811-
May 23, 2017Unit 2A1BR$695,000-
Jun 25, 2015Unit 4E1BR$539,000-
Jul 29, 2014Unit 4B2BR$556,000750
Aug 15, 2016Unit 4F1BR$670,000-
Mar 25, 2015Unit 5B1BR$651,000750
Oct 10, 2014Unit 4D1BR$608,526-
Dec 3, 2021Unit 3J1BR$575,000-
Jul 23, 2024Unit 1A2BR$995,000-
Nov 29, 2012Unit 6E1BR$335,000-
Jul 31, 2013Unit 4H2BR$883,000950
Jul 23, 2013Unit 2J1BR$340,000450
May 12, 2026Unit 5A1BR$850,000-
Apr 29, 2026Unit 2E1BR$592,500500
RLS

Closed sale data from REBNY Listing Service. Information deemed reliable but not guaranteed.

Rental History

Unit Lease Date Rent Beds Baths Sq Ft
Unit 5GAug 2, 2021$1,950/mo01-
Unit 3AJan 31, 2014$2,600/mo11-
Unit 4CMay 18, 2017$2,850/mo11-
Unit 4BMar 8, 2013$2,850/mo21750
Unit 4CAug 4, 2016$2,975/mo11-
Unit 1-DJan 14, 2021$2,500/mo11-
RLS

Closed rental data from REBNY Listing Service. Information deemed reliable but not guaranteed.

Compliance & Violations

Clean Compliance Record

This building has no open violations on record with NYC DOB or HPD.

Source: NYC Department of Buildings & HPD (data.cityofnewyork.us)

Nearby Transit

No subway stations found within 0.5 miles.

Approximate walking distances.

Nearby Schools

No public schools found within walking distance.

Permits & Renovations

No recent permit filings found.

Zoning & Development

Zoning District
R8X

Residential zoning district.

Floor Area Ratio (FAR)
4.78 / 6.02
21% development potential remaining

Building Details

Owner of Record
925 UNION ST TENANTS CORP
Physical
Building Class
Elevator Apartments (D4)
Land Use
3
Year Built
1920
Floors
6
Total Units
52
Gross Floor Area
43,032 sq ft
Lot Area
9,000 sq ft
Lot Frontage
100 ft
Lot Depth
90 ft
Municipal Districts
Community District
CD 6
City Council
District 39
School District
13
Police Precinct
78
Fire Company
L105
Sanitation District
6
BBL
3010640037.00000000

Source: NYC PLUTO (data.cityofnewyork.us)

Street View

Location

Building Subway 🏫 Elementary 📚 Middle 🎓 High School

Frequently Asked Questions about 925 UNION STREET

What kind of building is 925 UNION STREET?
925 UNION STREET is recorded in NYC PLUTO as a Elevator Apartments (building class D4).
When was 925 UNION STREET built?
Built in 1920, 6 floors, 52 total units. Data sourced from NYC PLUTO, the city's official tax lot database.
How many units are at 925 UNION STREET?
52 residential units across 6 floors.
How many apartments are currently for sale at 925 UNION STREET?
Active listing counts are loaded from the REBNY Listing Service in real time. See the Active Listings section above for current availability and price ranges. If no listings appear, there are no units currently on the market through RLS.
What is the average price per square foot at 925 UNION STREET?
Per-square-foot pricing is calculated from closed sale transactions in the Sales History section above. Actual pricing varies by floor, exposure, renovation level, and unit layout. For a current valuation, contact Milton for a building-specific comparable market analysis.
What is the closest subway to 925 UNION STREET?
925 UNION STREET is served by MTA subway lines within BK. The Nearby Transit section above shows all stations within half a mile.
How can I see the full sales history for 925 UNION STREET?
The Sales History section on this page shows closed transactions from the REBNY Listing Service (RLS). For full deed and mortgage history back to 1966, including lien searches and ownership chain verification, use ACRIS, NYC's free official property records system. Our step-by-step guide explains exactly how: ACRIS NYC: How to Search Deeds, Liens & Owner Records Free.
Who should I contact about a listing at 925 UNION STREET?
Milton Coste, Licensed Real Estate Associate Broker at Keller Williams NYC. Call or text (917) 416-7433, email [email protected], or schedule a consultation online. Milton has represented buyers and sellers across all five boroughs for 25+ years.
Who owns 925 UNION STREET?
The current owner of 925 UNION STREET is recorded in the most recent deed on file with the NYC Department of Finance ACRIS system. To find the current owner: (1) visit acris.nyc.gov, (2) search by BBL 3-01064-0037 or by address, (3) sort by date descending and find the most recent deed. The grantee (buyer) on that deed is the current owner. If the owner is an LLC, look up the LLC's managing member at the NY Department of State Business Entity Database.
What is the BBL for 925 UNION STREET?
The BBL (Borough, Block, Lot) for 925 UNION STREET is 3-01064-0037. The first digit (3) identifies the borough: Brooklyn. The next 5 digits are the tax block (1064) and the last 4 are the lot within that block (37). BBLs never change even when addresses are renumbered, which makes them the most reliable identifier for NYC public records like ACRIS deeds, DOB permits, and tax bills.
Where can I find the deed history for 925 UNION STREET?
Every recorded deed for 925 UNION STREET since 1966 is searchable for free at acris.nyc.gov. Search by BBL 3-01064-0037 for the most reliable results. The deed history shows every ownership transfer with grantor (seller), grantee (buyer), date, and recorded sale price. Older transfers may show LLC names. To trace the LLC's managing member, cross-reference with the NY Department of State at apps.dos.ny.gov. Our step-by-step ACRIS guide walks through the full process.

Interested in 925 UNION STREET?

Milton Coste is a Licensed Real Estate Associate Broker at Keller Williams NYC with 25+ years across all five boroughs. Call, text, or schedule a free consultation.

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