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Detached Brick Duplex

186 E 39th Street, Brooklyn, NY 11203

For Sale
$999,999

Residential, Brooklyn, NY

Property Size1,920 SF
Lot Size0.05 Acres
Price / SF$520.83
Days on Market107

Property Features for 186 E 39th Street

General Information

Property type Residential Multi Family
Property subtype Other
Bathrooms 5
Full bathrooms 2
Rooms Bathroom 4, Bathroom 1, Bathroom 5, Bathroom 2, Bathroom 3
Parking features Garage - Detached
Interior features Refrigerator
Basement Full, Finished
Subdivision East Flatbush
Standard status Active
Size 1,920 SF
Lot size 0.05 Acres

Taxes and HOA fees

Tax Annual Amount 6737

Amenities

hardwood floors
finished basement
detached garage
shared driveway

Building Details

Year built 1920
Floors in Building 2
Number of units 2
Flooring type Hardwood, Tile
Building materials Brick
Roof type Flat
Listing Agency: BHHS Fillmore R.E.
Listed By: Cheryl A. Slocum
Added: Jul 27 Changed: Oct 28 Last Checked: Nov 10 at 1:06AM
MLS# 503335

Copyright © 2026 Brooklyn New York Multiple Listing Service. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

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Investment Insights

Based on property information with market context.

This detached duplex is a brick-built residential property completed in 1920, with 1,920 square feet of building area on a 0.0459-acre lot. The two-unit layout provides three bedrooms and one full bathroom in each primary unit, while the finished basement adds three-quarter bathrooms and additional usable space. Hardwood and tile flooring, interior stairs, a flat roof, and a refrigerator are included.

A detached garage and shared driveway provide on-site parking. The property is positioned near Kings County Hospital, University Hospital at Downstate, SUNY Downstate Health Sciences University, and Kingsbrook Jewish Medical Center. Public transportation, shopping, restaurants, schools, and houses of worship are also nearby. The property is offered as is and shown by appointment.

Key Highlights

  • Detached brick duplex built in 1920
  • 1,920 square feet on a 0.0459‑acre lot
  • Each primary unit includes 3 bedrooms and 1 full bathroom

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$67,242
Cap Rate
6.72%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,344,840 $1.3M
Cap Rate 7%
$960,600 $960.6K
Cap Rate 9%
$747,133 $747.1K
Market Conditions
NOI Build-Up for 1,920 SF
Gross rent
$97.9K $51.00/SF
− Vacancy
−$1.9K −$0.97/SF
EGI
$96.1K $50.03/SF
− OpEx
−$28.8K −$15.01/SF
NOI
$67.2K $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%
$1,344,840
Cap Rate 7%
$960,600
Cap Rate 9%
$747,133

Alternative Uses

Best Use
Multifamily LT 5
$960.6K
$840.5K – $1.12M (±1% cap)
NOI $67,242 @ 7.0% cap · market cap 6.72%
Second Best
Apartment 5plus
$837.4K
$732.7K – $976.9K (±1% cap)
NOI $58,616 @ 7.0% cap · market cap 5.86%
Theoretical Best
Specialty Retail
$1.59M
$1.39M – $1.85M (±1% cap)
NOI $111,283 @ 7.0% cap · market cap 11.13%
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

5,541
Businesses Nearby

Demographics for 11203, NY

81,824
Population
33,434
Households
2.4
Avg Household Size
41
Median Age
26%
College-Educated
88%
High-School Grad
2.1 sq mi
ZIP Area
38,964
Density / Sq Mi
$68,028
Median Household Income
$47,302
Median Earnings
$1,566
Median Rent
$677,700
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
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Market

Average Price Trend$/SF for Duplexes in Brooklyn, NY

$784 Jul
$771 Aug
$781 Sep
$752 Oct

Properties on Market for Duplexes in Brooklyn

Jul
Aug
Sep
Oct

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 - Two residential units include finished basement space and detached garage parking.
Where is this duplex located?
The property is located at 186 E 39th Street Brooklyn, NY.
What is the asking price?
The asking price for this property is $999,999.
What are key features of this property?
This property features: Detached brick duplex built in 1920; 1,920 square feet on a 0.0459‑acre lot; Each primary unit includes 3 bedrooms and 1 full bathroom
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