SOLD FOR $750,000
Listed at $799,000 · Sold 6.1% below asking · Closed July 20, 2021
85 6th Avenue #J
MLS® #RLS10709744
Listing by The Corcoran Group
1
Bedroom
1
Bath
668
Sq. Ft.
1890
Year Built
Quick Summary
Property Highlights
- Exposure: South,West facing
- Climate Control: Central Air
- Character: Pre-war building (1890)
Property Details
Description
A rare opportunity at the Rosehill Condominium at 85 6th Avenue in prime Park Slope, Brooklyn has come to market: 85 6th Avenue Apartment J is a penthouse, unicorn pre-war one bedroom aerie CONDO with a brick wood-burning fireplace and three skylights for all-day sunshine. You cannot reproduce the exclusivity of 85 6th Avenue Apartment J: from the moment you enter this sun blasted pre-war corner one bedroom condo you are amazed by the charming details like hardwood floors and wood burning fireplace updated with split system a/c, and three skylights that make 85 6th Avenue Apartment J a rare Park Slope charmer. Considering the very low monthlies and taxes, 85 6th Avenue Apartment J is also the best value in Park Slope.
With super quiet double-pane windows, this top floor, corner unit is flooded with light from three skylights and features a wide, open floor plan. A charming foyer with full closet and bookshelves leads to a skylighted, windowed kitchen with full-size stainless steel appliances and fabulous storage space. A new Silestone island (big enough to seat six) opens up to the skylighted, windowed living room with a working brick wood-burning fireplace and office alcove for the perfect work-from-home aesthetic. The updated bathroom is spacious and vented. The newly remodeled bedroom has two closets, room for a king-size bed and another alcove for a dresser, desk or sitting area with views to Barclays Center/Atlantic Terminal located just a short stroll away.
Some condos in Park Slope are inconvenient to transportation; 85 6th Avenue has direct access to the Bergen 2/3 across the street and is just a few blocks to Barclays Center/Atlantic Terminal. Some Park Slope condos are just boxes: 85 6th Avenue Apartment J is brimming with pre-war charm and has all the convenience of condo ownership with very low monthlies and just three flights up a winding staircase. Make an appointment to view 85 6th Avenue Apartment J today: newly remodeled, painted, newly refinished floors, split system a/c and a wood-burning fireplace. Common laundry on the second floor. Cats welcome; dogs are case-by-case.
The Rosehill Condominium is the former "Carlton Club," designed in 1890 by renowned architect Mercein Thomas. Its patrons included both politicians and members of NYC's aristocracy on a protected Park Slope tree-lined block. Just a heartbeat away from the 2, 3, 4, 5, N, D, R, B and Q trains. Prospect Park, Grand Army Plaza and all of Park Slope's destination cafes, shops and restaurants are right out the door including local favorites Hungry Ghost, Piquant, Doughnut Plant, Woodland, Sugar Cane, Cheese & Provisions, Purbird, Vinnies, Kith and Orange Theory . Cats welcome; dogs are case-by-case.
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
106
Median Asking Price
$1.71M
Median $/Sqft
$1,381
Avg Days on Market
N/A
New This Week
12
Price Reduced
17%
Sold (30 Days)
20
Median Sale Price
$1.65M
Live data from RLS at REBNY • Updated 4/21/26, 3:45 AM EST
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Location
85 6th Avenue #J, Park Slope, Kings County • Near ST MARKS AVENUE and PROSPECT PLACE
Floor Plans
Listing Data
RLS® at REBNY (Real Estate Board of New York) via Trestle API. Updated in real-time.
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 $349.77 per month. Confirm the exact amount with the listing broker before making an offer.
The current listed annual property tax is $5,268, or roughly $439 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 668 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 1890, making it approximately 136 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 $799,000 for 668 sq ft, the asking price per square foot is approximately $1,196. 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 - Jeff Gardner
Listing Contact: (917) 833-0563
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 4/21/2026 at 7:45 AM UTC