Under Contract – Backup offers may be accepted
291 Union Street #4B
MLS® #RLS10992672
Listing by Compass
3
Bedrooms
3
Baths
1,922
Sq. Ft.
2013
Year Built
Quick Summary
Property Highlights
- Climate Control: Central Air
- Parking: Private garage
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Jul 12, 2024 | $3,500,000 | - |
| Currently | May 14, 2026 | $3,500,000 | - |
Description
TURNKEY, SOUTH FACING FULL SERVICE 3-BED W/ COVERED PARKING INCLUDED AT THE CROSSROADS OF CARROLL GARDENS + COBBLE HILL. Welcome home to residence 4B, a bright, mint-condition condo in Sackett Union, Carroll Gardens’ premiere full service building. Spanning 1,922 square feet, this oversized home is ideally laid out with expansive living space and well proportioned bedrooms, with all rooms overlooking the trees of Union Street. The great room features 34’ of south facing frontage, which accommodates rare entertaining spaces. Flanking the living space is a large open kitchen, including a vented six-burner Wolf range, a Sub-Zero refrigerator, custom cabinetry, and an additional pantry for storage. The primary bedroom is winged and offers complete privacy from the rest of the home. The generously sized room measures over 18’x16’ and has an outfitted walk-in closet and a beautifully appointed five-fixture bathroom. The opposite wing has the second and third bedrooms, one of which features an ensuite bathroom with a soaking tub, while the third bedroom has an adjacent full bathroom across the hall. There is also a custom designed home office alcove on this side of the home featuring beautiful walnut millwork, built in desk, cabinets, and shelving. Additional features include an in-unit vented washer/dryer, multi zone HVAC, and designer lighting throughout. The home offers ample closet space and transfers with a large private storage unit in the building’s lower level. An owned parking spot in the garage is also included in the price. Alchemy Properties’ Sackett Union has a 24 hour attended lobby, full time super and porters, and a suite of amenities including a state-of-the-art fitness center with Peloton bikes, children’s playroom, package room, bike storage, on-site parking garage and a furnished common roof deck with panoramic views of Manhattan and Brooklyn. 291 Union is all in close proximity to Carroll Park, Brooklyn Bridge Park, Union Market, and all the best of Carroll Gardens and Cobble Hill. It is also close to PS 32, PS 58, and PS 29. The Carroll Street F/G subway station is just 2 blocks away, and the 2/3/4/5/A/C trains are nearby at Borough Hall. There is also a 421-A tax abatement, which ends June 30th, 2027, and a 1% transfer fee paid by the purchaser at closing.
Features & Amenities
Interior Features
Building Information
Financial Details
About Carroll Gardens
View All Carroll Gardens ListingsCarroll Gardens is defined by its deep front gardens and long-standing bakeries and restaurants along Court and Smith Streets. The real estate market features wide historic brownstones alongside new construction condominiums that maintain the low-rise building scale.
Carroll Gardens Live Market Data
View NeighborhoodActive Listings
33
Median Asking Price
$2.10M
Median $/Sqft
$1,384
Avg Days on Market
N/A
New This Week
3
Price Reduced
15%
Sold (30 Days)
7
Median Sale Price
$3.12M
Live data from RLS at REBNY • Updated 5/13/26, 10:06 PM EST
Similar Listings in Carroll Gardens
View All455 Union Street
Single Family Residence • RLS #RLS20091088
119 2nd Place
Multi Family • RLS #RLS20091077
147 LUQUER Street #1
Triplex • RLS #RLS20087491
345 Carroll Street #GD
Condo • RLS #RLS20089863
105 BALTIC Street #C301
Condo • RLS #RLS20078462
376 PRESIDENT Street #3D
Condo • RLS #RLS20089246
Browse More NYC Properties
In This Neighborhood
By Property Type
By Borough
Location
291 Union Street #4B, Carroll Gardens, Kings County
Floor Plans
Building Information
Official NYC property records for this building
Tax & Assessment
Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.
Source: NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning (data.cityofnewyork.us)
Want help estimating ownership costs or understanding building compliance? Let's discuss
Listing Data
RLS® at REBNY (Real Estate Board of New York) via Trestle API. Updated in real-time.
Building Data
NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning. Updated quarterly.
Market Data
RLS® at REBNY (Real Estate Board of New York). Live data updated in real-time.
Map & Location
OpenStreetMap contributors via Leaflet. Geocoding via Nominatim.
All data is provided for informational purposes only and should be independently verified. See our Data Sources Policy for more information.
Frequently Asked Questions
Common questions about this property
The current listed common charges are $2,059 per month. Confirm the exact amount with the listing broker before making an offer.
The current listed annual property tax is $20,508, or roughly $1,709 per month. Verify the current assessment with your attorney before closing.
This property has 3 bedrooms and 0 full bathrooms.
The listed interior living area is 1,922 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 2013, making it approximately 13 years old.
This listing is a condominium. Buyers receive a deed to their individual unit and own their space outright, subject to condo association rules.
Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.
At the current list price of $3,500,000 for 1,922 sq ft, the asking price per square foot is approximately $1,821. This figure is for reference only and may differ from appraised or assessed values.
To schedule a private showing, contact Milton Coste at (917) 416-7433 or [email protected]. Per REBNY guidelines effective 2025, a Buyer Representation Agreement is required before a buyer's broker can show you properties. You may attend open houses independently without one.
Have a question not answered here?
(917) 416-7433Listing Courtesy of Compass - Michael Rubin
Listing Contact: (347) 880-0349
Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS"). The information contained in this listing has not been verified by the RLS and should be verified by the consumer. The listing information provided here is for the consumer's personal, non-commercial use. Retransmission, redistribution or copying of this listing information is strictly prohibited except in connection with a consumer's consideration of the purchase and/or sale of an individual property. This listing information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., all rights reserved. This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.
Broker Commission Disclosure: Broker commissions are not set by law and are fully negotiable.
Buyer Notice: Planning to work with a buyer's broker? A Buyer Representation Agreement is required before your broker can show you properties, per REBNY/UCBA guidelines (effective 2025). You may attend open houses independently without one.
RLS Data display by Keller Williams NYC. Data last updated on 5/14/2026 at 2:06 AM UTC