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Brick Duplex Property
For Sale
$1,120,000

121 Montauk Avenue, Brooklyn, NY 11208

Residential, Brooklyn, NY

Property Size2,640 SF
Lot Size0.05 Acres
Price / SF$424.24
Days on Market48

Property Features for 121 Montauk Avenue

General Information

Property type Residential Multi Family
Property subtype Other
Zoning R5B
Bedrooms 5
Bathrooms 3
Full bathrooms 3
Rooms Bedroom 3, Bathroom 2, Bathroom 1, Bathroom 3, Bedroom 5, Bedroom 2, Bedroom 1, Bedroom 4
Interior features Refrigerator, Stove
Basement Full, Finished
Subdivision Cypress Hills
Standard status Active
Size 2,640 SF
Lot size 0.05 Acres

Taxes and HOA fees

Tax Annual Amount 9440

Amenities

backyard

Building Details

Year built 2007
Floors in Building 2
Number of units 2
Flooring type Hardwood
Building materials Brick
Listing Agency: Excell Choice Realty
Listed By: Kwesi Cunningham
Added: Sep 9 Changed: Oct 20 Last Checked: Oct 26 at 8:06AM
MLS# 504370

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 2,640-square-foot brick duplex, built in 2007, is configured as two residential units. The larger residence includes three bedrooms, two full bathrooms, a living room, and a kitchen. The second unit offers two bedrooms, a living room, dining room, kitchen, and full bathroom. Hardwood flooring, a refrigerator, and a stove are included among the interior features.

The property includes one front parking space and backyard space. A finished basement adds a separate entrance and full bathroom, expanding the usable area of the home. The 0.0459-acre parcel is zoned R5B and is located near restaurants, shopping, a gym, and other amenities.

Key Highlights

  • Two‑unit configuration with a 3‑bedroom duplex and a 2‑bedroom apartment
  • 2,640 square feet on a 0.0459‑acre parcel
  • Brick construction completed in 2007

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$67,770
Cap Rate
6.05%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,355,400 $1.4M
Cap Rate 7%
$968,143 $968.1K
Cap Rate 9%
$753,000 $753.0K
Market Conditions
NOI Build-Up for 2,640 SF
Gross rent
$101.4K $38.40/SF
− Vacancy
−$4.6K −$1.73/SF
EGI
$96.8K $36.67/SF
− OpEx
−$29.0K −$11.00/SF
NOI
$67.8K $25.67/SF
Area
ZIP 11208
Vacancy
4.50%
Lease Rate
$38.40 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,355,400
Cap Rate 7%
$968,143
Cap Rate 9%
$753,000

Alternative Uses

Best Use
Multifamily LT 5
$968.1K
$847.1K – $1.13M (±1% cap)
NOI $67,770 @ 7.0% cap · market cap 6.05%
Second Best
Apartment 5plus
$862.0K
$754.3K – $1.01M (±1% cap)
NOI $60,343 @ 7.0% cap · market cap 5.39%
Theoretical Best
Office A
$1.62M
$1.41M – $1.88M (±1% cap)
NOI $113,075 @ 7.0% cap · market cap 10.10%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Lease Details

2
Residential units

Location Intelligence

Trade Area within ½ mile

3,028
Businesses Nearby

Demographics for 11208, NY

101,958
Population
37,261
Households
2.7
Avg Household Size
35
Median Age
16%
College-Educated
82%
High-School Grad
2.7 sq mi
ZIP Area
37,762
Density / Sq Mi
$59,988
Median Household Income
$40,156
Median Earnings
$1,563
Median Rent
$638,200
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 - Two residential units include a three-bedroom duplex and a two-bedroom apartment.
Where is this duplex located?
The property is located at 121 Montauk Avenue Brooklyn, NY.
What is the asking price?
The asking price for this property is $1,120,000.
What are key features of this property?
This property features: Two‑unit configuration with a 3‑bedroom duplex and a 2‑bedroom apartment; 2,640 square feet on a 0.0459‑acre parcel; Brick construction completed in 2007
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