Welcome to 777A Union Street a classic two-family brownstone offering 2,550 sq ft of living space in prime Park Slope.
The property will be delivered in “as-is” condition, offering an excellent opportunity to customize or restore this brownstone to your vision. A rare Park Slope find perfect for end-users or investors seeking space, character, and potential. The garden level features a spacious living room, dining area, and kitchen that opens directly to the private backyard, perfect for entertaining or relaxing outdoors. The parlour level, previously configured as three bedrooms, has been transformed into a large open space with beautiful natural light and high ceilings. The top floor includes three bedrooms and a full bath. The basement offers unusually high ceilings, ideal for conversion into additional living or entertainment space. All dimensions and measurements are approximate and not guaranteed.
Sold
$2,700,000
777A Union St, Brooklyn, NY 11215
6beds
2,550sqft
Multi Family
Built in 1901
-- sqft lot
$3,713,700 Zestimate®
$1,059/sqft
$-- Estimated rent
Home value
$3,713,700
$3.05M - $4.49M
Not available
Zestimate® history
Owner options
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$13,035/mo
Est. payment
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Est. payment
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List your homeWhat's special
Private backyardHigh ceilingsDining area
Zillow last checked:
Listing updated:
Listed by:
SERHANT.
Source: StreetEasy,MLS#: S1794541
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Appliances
- Included: Washer/Dryer
- Laundry: Inside
Features
- Flooring: Hardwood
Interior area
- Total structure area: 2,550
- Total interior livable area: 2,550 sqft
Property
Features
- Patio & porch: Other
- Exterior features: Garden
Details
- Parcel number: 009530057
- Special conditions: Resale
Construction
Type & style
- Home type: MultiFamily
- Property subtype: Multi Family
Condition
- Year built: 1901
Community & HOA
Community
- Subdivision: Park Slope
HOA
- Has HOA: Yes
- Amenities included: Laundry
Location
- Region: Brooklyn
Financial & listing details
- Price per square foot: $1,059/sqft
- Tax assessed value: $3,152,000
- Annual tax amount: $8,700
- Date on market: 10/11/2025
Price history
| Date | Event | Price |
|---|---|---|
| 2/19/2026 | Sold | $2,700,000+0.9%$1,059/sqft |
Source: Public Record Report a problem | ||
| 11/13/2025 | Contingent | $2,675,000$1,049/sqft |
Source: StreetEasy #S1794541 Report a problem | ||
| 10/11/2025 | Listed for sale | $2,675,000$1,049/sqft |
Source: StreetEasy #S1794541 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $8,588 +4.7% | $189,120 +0.4% |
| 2024 | $8,204 | $188,460 +0.7% |
| 2023 | -- | $187,080 +2.8% |
| 2022 | -- | $182,040 -8.8% |
| 2021 | -- | $199,620 -4.6% |
| 2020 | $7,635 +6% | $209,160 +1.5% |
| 2019 | $7,205 +13.1% | $206,040 +585.5% |
| 2015 | $6,368 +73.6% | $30,057 +6% |
| 2014 | $3,669 | $28,365 +5.6% |
| 2013 | -- | $26,872 |
| 2012 | -- | $26,872 +1.2% |
| 2011 | -- | $26,547 +6% |
| 2010 | -- | $25,048 +6% |
| 2009 | -- | $23,638 +5.6% |
| 2008 | -- | $22,394 |
| 2007 | -- | $22,394 +1.2% |
| 2006 | -- | $22,123 +6% |
| 2005 | -- | $20,874 +6% |
| 2004 | -- | $19,699 +5.6% |
| 2003 | -- | $18,662 |
| 2002 | -- | $18,662 +1.2% |
| 2001 | -- | $18,436 +6% |
| 2000 | -- | $17,395 |
Find assessor info on the county website
Neighborhood: Park Slope
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Nearby schools
GreatSchools rating
- 8/10Ps 282 Park SlopeGrades: PK-5Distance: 0.1 mi
- 6/10Ms 266 Park Place Community Middle SchoolGrades: 6-8Distance: 0.2 mi
- 8/10GOTHAM PROFESSIONAL ARTS ACADEMYGrades: 9-12Distance: 0.9 mi
- New York
- Kings County
- New York
- 11215
- Brooklyn
- Park Slope
- 777A Union St