Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
309 Prospect Place #GARDEN

For Sale · Listing by Compass

309 Prospect Place #GARDEN

Prospect Heights, Brooklyn

$2,250,000

Interested in this property?
Active For Sale Condo

$2,250,000

$1,161 per sq ft

309 Prospect Place #GARDEN

Prospect Heights, Brooklyn

MLS® #RLS20111257

RLS at REBNY

Listing by Compass

2
Bedrooms
1.5
Baths
1,938
Sq. Ft.
1931
Year Built

Quick Summary

Bedrooms 2
Bathrooms 2 full, 1 half
Living Area 1,938 sq ft
Lot Size 1,256.6 sq ft
Year Built 1931
Ownership Condo
HOA/Common Charges $1,201/mo
Property Taxes $4,204.92/yr
Neighborhood Prospect Heights
Floor 1 of 4

Property Highlights

  • Exposure: North,South facing
  • Outdoor Space: Patio, Terrace
  • Climate Control: Central Air, Other

Property Details

Type Condo
Ownership Condominium
Total Rooms 5
Baths 1 Full, 1 Half
Floor 1 of 4
Exposure North,South
Heating Central
Cooling Central Air, Other
Pets Yes
Year Built 1931
Living Area 1,938 sq ft
Structure Type MultiFamily
Flooring Hardwood
Furnished Unfurnished
Lot Size 1,256.6 sq ft
Block/Lot 01152/1101

Listing History

Event Date Price Change
Listed Sep 1, 2026 $2,250,000 -
Currently Sep 2, 2026 $2,250,000 -

Description

Prime Prospect Heights Two-Bedroom Duplex with Private Garden and Deeded Parking! Welcome to 309 Prospect Place, Apt 1. This two-bedroom, one-and-a-half-bath home spans two levels, combining generous interior space, an extraordinary private garden, and the rare convenience of a deeded parking space. Thoughtfully designed for easy living and entertaining, the light-filled main level features an expansive living and dining area that opens directly to an impressive 926-square-foot private garden, creating a seamless extension of the living space and a true retreat in the city. The open kitchen is equally well considered, with honed Carrara marble countertops, custom cabinetry, a Bertazzoni convection range, and Bosch refrigerator and dishwasher. The sought-after split-bedroom layout places the bedrooms at opposite ends of the home for added privacy. The bright, windowed full bath features a large tub/shower, marble countertop, and Waterworks fixtures. Downstairs, the expansive recreation level offers tremendous flexibility for a media room, playroom, home office, gym, or guest space. A powder room and large laundry closet with washer and dryer complete this level. Split-system air conditioning and video intercom provide everyday comfort and convenience. Adding to the home’s appeal is a deeded parking space—an exceptionally valuable amenity in this prime Brooklyn location. From this coveted Prospect Heights address, the best of Brooklyn is right outside your door. Prospect Park, Grand Army Plaza, the Brooklyn Museum, Brooklyn Botanic Garden, and Brooklyn Public Library are all nearby, along with the neighborhood’s outstanding restaurants, cafés, shops, and year-round greenmarket. With nearly 2,000 square feet of interior space, an exceptional private garden, and deeded parking, this is a rare opportunity to enjoy space, convenience, and quintessential Brooklyn living all in one.

Features & Amenities

Interior Features

Recessed Lighting In Unit See Remarks Flooring: Hardwood

Exterior Features

Private Outdoor Space Over60 Sqft Private Yard Patio Terrace

Appliances

Dryer Washer

Building Information

Building Data View Compliance & Permits
Total Units 4
Stories 4
Structure MultiFamily

Financial Details

Common Charges $1,201/mo
RE Taxes $4,204.92/yr ($350/mo)

Prospect Heights is a compact Brooklyn neighborhood anchored by the Brooklyn Public Library, Grand Army Plaza, Prospect Park, and the Brooklyn Museum. The real estate market features historic brownstones, pre-war cooperatives, and new developments like Pacific Park, with 2/3/B/Q/4 train service.

Prospect Heights Live Market Data

View Neighborhood

Active Listings

13

Median Asking Price

$1.65M

Median $/Sqft

$1,375

Avg Days on Market

N/A

New This Week

2

Price Reduced

15%

Sold (30 Days)

10

Median Sale Price

$1.30M

Live data from RLS at REBNY • Updated 9/2/26, 12:22 PM EST

Location

Loading map...

309 Prospect Place #GARDEN, Prospect Heights, Kings County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1931
Year Built
95 years old
4
Floors
4
Residential Units
R6B
Zoning District
Condominiums

Tax & Assessment

Assessed Value: $950,315
Land Value: $156,600
Exemptions: $0

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

Lot Area: 2,322 SF
Building Area: 5,289 SF
Built FAR: 2.28
Allowed FAR: 2

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

The current listed common charges are $1,201 per month. Confirm the exact amount with Milton Coste before making an offer.

The current listed annual property tax is $4,204.92, or roughly $350 per month. Verify the current assessment with your attorney before closing.

This property has 2 bedrooms and 1 full bathroom and 1 half bathroom.

The listed interior living area is 1,938 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.

Pet policy requires confirmation with Milton Coste.

At the current list price of $2,250,000 for 1,938 sq ft, the asking price per square foot is approximately $1,161. 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) 416-7433
MLS® ID: RLS20111257
First Listed: 8/27/2026
On Market: 9/1/2026
Contract Date: 8/21/2026

Listing Courtesy of Compass - Tamara Abir

Listing Contact: (646) 285-1746

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 9/2/2026 at 4:22 PM UTC

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Prospect Heights Market Update

10 sales last 30 days · $1.65M median · 1.3 months supply

Read Full Report

New listings in this neighborhood

Quick Facts

Status Active Type Condo Neighborhood Prospect Heights Borough Brooklyn
County Kings
Floor 1 of 4
Year Built 1931
First Listed 8/27/2026
Living Area 1,938 sqft
Common Charges $1,201/mo
Annual Tax $4,204.92

Monthly Costs Estimate

Down Payment 20%

$450,000

Interest Rate Loading...

Source: Freddie Mac PMMS

Loan Term 30 years

Est. Monthly Payment

$0

Principal & Interest $0
PMI (under 20% down) $0
Common Charges $1,201
Est. Taxes $350
Total Monthly $0

Estimates only. Consult a lender for exact figures.

Mansion tax applies at this price point

New York State charges the buyer a mansion tax on residential purchases at $1,000,000 or more. At this asking price the tier is $2M to $2,999,999 at 1.25%, applied to the whole purchase price. It is due in cash at closing and cannot be financed.

Estimated mansion tax at asking

$28,125

Run the numbers on a different offer price

Estimate based on the asking price. Confirm your own obligation with your real estate attorney.

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