378 6TH Avenue #3A
MLS® #RLS11029010
Listing by Douglas Elliman Real Estate
1
Bedroom
1
Bath
403
Sq. Ft.
1920
Year Built
Quick Summary
Property Highlights
- Views: Other
- Exposure: East,North,South facing
- Character: Pre-war building (1920)
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Jan 12, 2025 | $650,000 | - |
| Price Reduced | Mar 11, 2025 | $625,000 | -3.8% |
| Currently | May 13, 2026 | $675,000 | +8.0% |
Description
Welcome home to the Brooklyn lifestyle at its best! This sun-drenched one-bedroom corner condo with private outdoor space in prime Park Slope is located on the second floor of a classic brownstone that converted to condominiums in 2007.
#3A features seven windows, beautiful oak floors, updated millwork, and outstanding finishes including a chef's kitchen with granite countertops, custom cabinetry, and full-size, high-end appliances (Miele dishwasher, Wolf range, Franke sink, Sub-Zero refrigerator). Additional features include built-in bookshelves, a windowed bath with whirlpool tub, tons of light from north, east and south exposures, and incredibly low monthlies.
Your private section of the roof deck is two flights up, where you can take in the stunning views of Manhattan and beyond. (This six-unit condo gives each unit its own private space on the roof deck.) It's a perfect spot for sunsets, entertaining and seasonal fireworks.
#3A is perfect for those seeking a true one bedroom home, pied-a-terre, or investment property in the very heart of Park Slope with all of the neighborhood's amazing shopping and dining on 5th and 7th Avenues, and beautiful Prospect Park only three blocks away.
Features & Amenities
Interior Features
Exterior Features
Appliances
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
118
Median Asking Price
$1.70M
Median $/Sqft
$1,425
Avg Days on Market
N/A
New This Week
16
Price Reduced
15%
Sold (30 Days)
27
Median Sale Price
$1.61M
Live data from RLS at REBNY • Updated 5/13/26, 11:26 AM EST
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Location
378 6TH Avenue #3A, Park Slope, 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 $279 per month. Confirm the exact amount with the listing broker before making an offer.
This property has 1 bedroom and 1 full bathroom.
The listed interior living area is 403 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 1920, making it approximately 106 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 $675,000 for 403 sq ft, the asking price per square foot is approximately $1,675. 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 Douglas Elliman Real Estate - Brandon Mason
Listing Contact: (917) 924-2145
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 5/13/2026 at 3:26 PM UTC