Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $3,050,000

· Closed August 30, 2016

321 4th Street

$3,050,000

321 4th Street

Park Slope, Brooklyn

MLS® #RLS10098434

RLS at REBNY

Listing by Avenue Sothebys International Realty

5

Bedrooms

5

Baths

N/A

Sq. Ft.

1901

Year Built

Quick Summary

Bedrooms 5
Bathrooms 5
Year Built 1901
Neighborhood Park Slope

Property Highlights

  • Outdoor Space: Building Patio, Patio
  • Fireplace: Wood-burning or decorative fireplace
  • Style: Prewar architecture

Property Details

Type Single Family Residence
Total Rooms 10
Baths 5 Full
Heating Building Natural Gas, Natural Gas
Cooling Building Cooling, Wall Units
Pets Yes
Cross Street 5th Avenue/6th Avenue
Year Built 1901
Architectural Style Prewar
Parcel # 00982-0073
Block/Lot 982/73

Listing History

Event Date Price Change
Listed Jun 25, 2015 $3,050,000 -
Price Reduced Oct 30, 2015 $3,195,000 +4.8%

Description

Light filled and airy, four story, fully renovated Center Slope, two family townhouse! This lovely home currently configured as an Upper triplex over garden floor rental, can seamlessly convert to single family use if desired. Also, with an FAR of 3, zoning allows for the opportunity to build an additional 2,000 square ft to this already expansive residence.
Enter into the parlor floor; an open plan, high ceilinged, sun drenched space with living room, dining area , powder room and brand new kitchen; featuring a large island, top of the line appliances and Caeserstone countertops. The kitchen opens out to a spacious and tranquil deck overlooking a very private backyard, both ideal spaces for large family gatherings. The 3rd and 4th floors feature four large bedrooms, each with full private bath, plus a laundry area. The 4th floor bedrooms boast 12 ft ceilings. The one bedroom garden rental has French doors leading out to a tiled patio. Other notable features include, hardwood flooring and decorative marble mantels throughout, zoned a/c, and all new electric and plumbing. Located on a lovely tree-lined block, this home is just steps to all of Fifth Ave?s fabulous eateries and shopping, newly renovated Washington Park playground, transportation and schools. Zoned for PS 321. Showings will be by appointment.

Features & Amenities

Interior Features

Fireplace

Exterior Features

Building Patio Patio

Building Information

Park 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 Neighborhood

Active Listings

113

Median Asking Price

$1.73M

Median $/Sqft

$1,384

Avg Days on Market

N/A

New This Week

9

Price Reduced

17%

Sold (30 Days)

24

Median Sale Price

$1.64M

Live data from RLS at REBNY • Updated 4/30/26, 9:36 AM EST

Similar Listings in Park Slope

View All

Location

Loading map...

321 4th Street, Park Slope, Kings County • Near 5th Avenue/6th Avenue

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1901
Year Built
125 years old
3
Floors
2
Residential Units
R6A
Zoning District
Two Family Dwellings

Tax & Assessment

Assessed Value: $238,440
Land Value: $33,600
Exemptions: $0

Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.

Lot Area: 1,600 SF
Building Area: 2,688 SF
Built FAR: 1.68
Allowed FAR: 3

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

Frequently Asked Questions

Common questions about this property

This property has 5 bedrooms and 5 full bathrooms.

According to MLS records, the building was constructed in 1901, making it approximately 125 years old.

Pet policy requires confirmation with the listing broker.

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) 416-7433
MLS® ID: RLS10098434
First Listed: 6/25/2015
Price Changed: 10/30/2015
Closed: 8/30/2016
Contract Date: 9/8/2015

Listing Courtesy of Avenue Sothebys International Realty - Marcie Bachar

Listing Contact: (718) 638-6500

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 at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 4/30/2026 at 1:36 PM UTC

Buying in NYC? Start Here

Single-Family Homes in NYC: Finding Outdoor Space

Where to find private outdoor space and what it costs in each borough.

Read article

NYC Closing Costs: Complete Breakdown

Buyer and seller closing costs itemized, including what to budget for.

Read article

NYC Mansion Tax: 2026 Guide

How the tiered mansion tax works for purchases over $1M.

Read article

NYC Real Estate Market Report 2026

Data-driven analysis of prices, inventory, and trends across NYC.

Read article

Interested in this property?

Your info is secure and never shared.

View Active Listings Call Milton