743 UNION Street #3F
MLS® #RLS10069427
Listing by The Corcoran Group
1
Bedroom
1
Bath
500
Sq. Ft.
1931
Year Built
Quick Summary
Property Highlights
- Exposure: South facing
- Style: Prewar architecture
- Climate Control: Window Units
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Apr 11, 2016 | $539,000 | - |
| Currently | Apr 30, 2026 | $540,000 | +0.2% |
Description
Cozy and bright CONDO located in prime Park Slope! This charming, south-facing junior one bedroom is a just block away from the R train and a short distance from bustling 5th Avenue's shops and restaurants. The sun-filled living room is spacious enough for a separate dining area and is accented with pre-war detail from its wood-burning fireplace with original marble mantel and high, tin ceilings. The renovated kitchen has granite countertops and full-size stainless steel appliances. This home has low monthly carrying costs, a WASHER / DRYER in the unit and hardwood floors throughout. Just two flights up, this pet friendly building is conveniently located a short distance from Prospect Park, the Park Slope Food Coop and an endless variety of neighborhood favorites along 5th and 7th Avenues.
Features & Amenities
Interior Features
Building Information
Financial Details
About Park Slope
View All Park Slope ListingsPark 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.
Park Slope Live Market Data
View NeighborhoodActive Listings
114
Median Asking Price
$1.72M
Median $/Sqft
$1,384
Avg Days on Market
N/A
New This Week
10
Price Reduced
17%
Sold (30 Days)
24
Median Sale Price
$1.64M
Live data from RLS at REBNY • Updated 4/30/26, 11:01 AM EST
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Location
743 UNION Street #3F, Park Slope, Kings County • Near 5th / 6th Avenues
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 $470 per month. Confirm the exact amount with the listing broker before making an offer.
The current listed annual property tax is $1,740, or roughly $145 per month. Verify the current assessment with your attorney before closing.
This property has 1 bedroom and 1 full bathroom.
The listed interior living area is 500 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 1931, making it approximately 95 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 $540,000 for 500 sq ft, the asking price per square foot is approximately $1,080. 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 mcoste@kwnyc.com. 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 The Corcoran Group - Kristina Leonetti
Listing Contact: (917) 856-0601
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 4/30/2026 at 3:01 PM UTC