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Duplex Brownstone with Fenced Yard
For Sale
$4,200,000

18 S Oxford Street, Brooklyn, NY 11217

Residential Income, Brooklyn, NY

Property Size3,890 SF
Price / SF$1,079
Days on Market230

Property Features for 18 S Oxford Street

General Information

Property type Residential Multi Family
Property subtype Other
Bedrooms 5
Bathrooms 4
Full bathrooms 4
Rooms Bedroom 4, Bathroom 2, Bedroom 2, Bedroom 3, Bedroom 1, Bathroom 1, Bathroom 3, Bathroom 4, Bedroom 5
Subdivision Fort Greene
High school district 000000
Standard status Active
Size 3,890 SF

Building Details

Architectural style Other
Buildings 1
Listing Agency: Compass
Listed By: David Favale
Added: Mar 11 Changed: Oct 26 Last Checked: Oct 26 at 10:06PM
MLS# 11671867

Copyright © 2026 My State MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Rey
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Investment Insights

Based on property information with market context.

This 1864 Italianate brownstone in Fort Greene spans four stories plus a cellar and contains 3,890 square feet. The 20-foot-wide building sits on a 100-foot-deep lot and is configured as two duplexes. Interior features include an entry vestibule, period moldings, original fixtures, a prominent staircase and banister, and two matching marble mantels on the parlor floor. The facade is described as being in excellent condition. A west-facing fenced backyard provides outdoor space.

Located at 18 S Oxford Street in Brooklyn, the property has subway access that connects to downtown Manhattan in 10 minutes. A Certificate of Non-Harassment has been issued.

Key Highlights

  • Two duplexes across four stories plus a cellar
  • 3,890 square feet on a 20‑foot‑wide, 100‑foot‑deep lot
  • 1864 Italianate brownstone with original fixtures, period moldings, and matching marble mantels

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$136,234
Cap Rate
3.24%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$2,724,680 $2.7M
Cap Rate 7%
$1,946,200 $1.9M
Cap Rate 9%
$1,513,711 $1.5M
Market Conditions
NOI Build-Up for 3,890 SF
Gross rent
$198.4K $51.00/SF
− Vacancy
−$3.8K −$0.97/SF
EGI
$194.6K $50.03/SF
− OpEx
−$58.4K −$15.01/SF
NOI
$136.2K $35.02/SF
Area
Brooklyn, NY
Vacancy
1.90%
Lease Rate
$51.00 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$2,724,680
Cap Rate 7%
$1,946,200
Cap Rate 9%
$1,513,711

Alternative Uses

Best Use
Multifamily LT 5
$1.95M
$1.70M – $2.27M (±1% cap)
NOI $136,234 @ 7.0% cap · market cap 3.24%
Second Best
Apartment 5plus
$1.70M
$1.48M – $1.98M (±1% cap)
NOI $118,758 @ 7.0% cap · market cap 2.83%
Theoretical Best
Specialty Retail
$3.22M
$2.82M – $3.76M (±1% cap)
NOI $225,464 @ 7.0% cap · market cap 5.37%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

Who owns this building? See the owner, sales and loan history
Open Analytics

Lease Details

2
Residential units

Location Intelligence

Trade Area within ½ mile

8,382
Businesses Nearby

Demographics for 11217, NY

42,417
Population
21,590
Households
2
Avg Household Size
36
Median Age
73%
College-Educated
93%
High-School Grad
0.7 sq mi
ZIP Area
60,596
Density / Sq Mi
$158,314
Median Household Income
$95,067
Median Earnings
$2,800
Median Rent
$1,614,200
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025

Frequently Asked Questions

What type of property is this?
Duplex - A two-duplex layout combines historic architectural details with a west-facing outdoor space.
Where is this duplex located?
The property is located at 18 S Oxford Street Brooklyn, NY.
What is the asking price?
The asking price for this property is $4,200,000.
What are key features of this property?
This property features: Two duplexes across four stories plus a cellar; 3,890 square feet on a 20‑foot‑wide, 100‑foot‑deep lot; 1864 Italianate brownstone with original fixtures, period moldings, and matching marble mantels
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