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Fully Detached Brick Home
For Sale
$1,350,000

42 89th Street, Brooklyn, NY 11209

Residential, Duplex, Brooklyn, NY

Property Size1,713 SF
Lot Size0.06 Acres
Price / SF$788.09
Days on Market123

Property Features for 42 89th Street

General Information

Property type Residential
Property subtype Duplex
Zoning R3-1
Bedrooms 3
Bathrooms 2
Full bathrooms 2
Rooms Bedroom 2, Bathroom 2, Bedroom 1, Bathroom 1, Bedroom 3
Parking features Garage - Detached
Interior features Dishwasher, Dryer, Laundry Area, Refrigerator, Stove, Terrace, Washer
Basement Finished, Full
Subdivision Bay Ridge
Standard status Active
Size 1,713 SF
Lot size 0.06 Acres

Taxes and HOA fees

Tax Annual Amount 11799

Building Details

Year built 1925
Floors in Building 2
Flooring type Laminate, Tile, Hardwood
Building materials Brick
Roof type Asphalt
Architectural style Other
Listing Agency: RE/MAX Edge · RE/MAX International
Listed By: Jason Zhou
Added: Jun 26 Changed: Oct 21 Last Checked: Oct 26 at 1:06PM
MLS# 502614

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 fully detached brick single-family home is set on an oversized 20' by 120' lot with a 16' by 65' building footprint. The first floor includes a spacious living room with a gas fireplace (not currently connected), a separate formal dining room, and an eat-in kitchen with rear entrance. The second floor offers three bedrooms, including a primary bedroom with a front balcony, plus one full bathroom. A finished basement spans approximately 65 feet in length and features a large recreation room, a full bathroom, and a side entrance.

The property includes a shared driveway, a detached garage, and parking for up to two vehicles, with additional space beside the garage that may accommodate a medium-sized car.

Located in Bay Ridge, the home is described as being just moments from Shore Road waterfront, parks, shopping, restaurants, schools, and the R train.

Key Highlights

  • Fully detached brick single‑family home built in 1925 on a 20' x 120' lot
  • Detached garage plus parking for up to 2 vehicles, with additional space beside the garage
  • First floor includes a spacious living room with gas fireplace (not currently connected), formal dining room, and eat‑in kitchen with rear entrance

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$59,992
Cap Rate
4.44%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,199,840 $1.2M
Cap Rate 7%
$857,029 $857.0K
Cap Rate 9%
$666,578 $666.6K
Market Conditions
NOI Build-Up for 1,713 SF
Gross rent
$87.4K $51.00/SF
− Vacancy
−$1.7K −$0.97/SF
EGI
$85.7K $50.03/SF
− OpEx
−$25.7K −$15.01/SF
NOI
$60.0K $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%
$1,199,840
Cap Rate 7%
$857,029
Cap Rate 9%
$666,578

Alternative Uses

Best Use
Multifamily LT 5
$857.0K
$749.9K – $999.9K (±1% cap)
NOI $59,992 @ 7.0% cap · market cap 4.44%
Second Best
Apartment 5plus
$747.1K
$653.7K – $871.6K (±1% cap)
NOI $52,296 @ 7.0% cap · market cap 3.87%
Theoretical Best
Specialty Retail
$1.42M
$1.24M – $1.65M (±1% cap)
NOI $99,285 @ 7.0% cap · market cap 7.35%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Location Intelligence

Trade Area within ½ mile

2,744
Businesses Nearby

Demographics for 11209, NY

73,239
Population
33,286
Households
2.2
Avg Household Size
40
Median Age
53%
College-Educated
90%
High-School Grad
2.1 sq mi
ZIP Area
34,876
Density / Sq Mi
$92,656
Median Household Income
$62,455
Median Earnings
$1,857
Median Rent
$905,700
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 - Fully detached brick residence with 3 bedrooms, finished basement, detached garage, and parking for up to two vehicles.
Where is this duplex located?
The property is located at 42 89th Street Brooklyn, NY.
What is the asking price?
The asking price for this property is $1,350,000.
What are key features of this property?
This property features: Fully detached brick single‑family home built in 1925 on a 20' x 120' lot; Detached garage plus parking for up to 2 vehicles, with additional space beside the garage; First floor includes a spacious living room with gas fireplace (not currently connected), formal dining room, and eat‑in kitchen with rear entrance
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