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819 Union St
Listing Notes
Welcome to this charming three-family brownstone, ideally situated in the highly sought-after Park Slope neighborhood of Brooklyn, NY 11215. This beautifully renovated 4-story brownstone boasts three spacious apartments, making it a perfect investment opportunity or a lovely residence for an owner-occupant. Property Features: - Units: The property consists of three well-appointed apartments: - Owner's Unit: The first and second floors are combined into one expansive unit; this was the owner's unit. The owner is moving out as I type this information. - The third floor is vacant at this time. This unit has two bedrooms, a full bath with a shower, a living room, and a kitchen. This unit has been updated. - The fourth floor is tenant-Occupied Units: The fourth floor unit is on the fourth floor, occupied by excellent tenants on a year-to-year lease. - Renovations: The entire property has been thoughtfully renovated inside and out, ensuring modern amenities while maintaining the classic charm of a brownstone. - Location: Nestled in the heart of Brooklyn, this home offers unparalleled access to local attractions: - Just a short distance to the Barclays Center. - Surrounded by a variety of shopping and dining options. - Convenient access to public transportation: - minutes to the following stations -R train at Union St station. - B & Q trains at 7th Avenue station. - 2 & 3 trains at Grand Army Plaza station. - Atlantic Ave-Barclays Center station for additional B & Q train access. Viewing Information: Just so you know, the fourth floor is currently occupied, and viewings can only be scheduled by appointment. The home is being sold as-is, with no warranties or representations. You are getting three floors vacant out of four floors. This is a rare opportunity to invest in a prime location in Park Slope, Brooklyn. Don't miss your chance to own a piece of this vibrant neighborhood!
Market Insights
$1257/sqft vs a nearby median of $1252/sqft.
- +0.4% versus the nearby median price per square foot.
- Price history is limited, so current comps matter more than trend alone.
- 3,580 sqft creates a usable price-per-square-foot read.
Pricing Read
Asking price is well-anchored to the comp picture (+0.4%). Negotiate on terms, not headline price.
- Days-on-market gravity−$134k −3.0%
- Transit access+$112k +2.5%
- Pre-war character+$112k +2.5%
- Visible condition issues−$90k −2.0%
Property Read
The property is close to nearby price-per-square-foot levels, so the decision will likely come down to condition and layout.
Price history is still limited; review again as more market activity becomes available.
Generate a buyer-agent read of this listing — pricing, risks, comp check, and negotiation leverage. Takes a few seconds.
Generated from the facts shown on this page and nearby market data. Not a professional appraisal.
Listing Details
- Days on market
- 208 days
- Last price change
- No change recorded
- Listed
- Oct 16, 2025
- Photos
- 30 photos
- Property type
- multi family
- Status
- for sale
Features & Amenities
Photos
Building Facts
- Year built
- 1901
- Stories
- 3
- Total units
- 3
- Residential units
- 3
- Building area
- 3,580 sqft
- Lot size
- 1,755 sqft
- Land use
- Multi-family walk-up buildings
- Building class
- C0
From NYC public records where available.
Price History
Public Records
1 total recorded against the building
12 total recorded
Tax-lot deed, mortgage, and transfer records on file
Top: illegal parking
Top complaint types in ZIP 11215
- Illegal Parking6,054
- HEAT/HOT WATER2,144
- Street Condition1,124
- Noise - Residential942
- Snow or Ice941
Recent DOB
- May 8, 2001V-DOB VIOLATION - ACTIVE · C-CONSTRUCTION OTHER OPTIONAL
Recent HPD
- May 6, 2026Class A · (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD S WEBSITE, WWW.NYC.GOV\HPD, SEARCH BE...
- Jun 11, 2025Class A · (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD S WEBSITE, WWW.NYC.GOV\HPD, SEARCH BE...
- Apr 12, 2024Class A · (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD S WEBSITE, WWW.NYC.GOV\HPD, SEARCH BE...
- Mar 27, 2023Class A · (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD S WEBSITE, WWW.NYC.GOV\HPD, SEARCH BE...
Recent Transfers (ACRIS)
- Feb 19, 2026DEED
- Aug 16, 2000DEED
Sourced from NYC Open Data (DOB, HPD, ACRIS). Updated as the city republishes — check the original source for live status.