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Two-Family Home with Finished Basement
For Sale
$999,000

10-37 BAY 31ST Street, Queens, NY 11691

Residential, Queens, NY

Property Size2,880 SF
Lot Size0.07 Acres
Price / SF$346.88
Days on Market139

Property Features for 10-37 BAY 31ST Street

General Information

Property type Residential Multi Family
Property subtype Duplex
Bedrooms 7
Bathrooms 4
Full bathrooms 2
Half bathrooms 2
Rooms Bedroom 6, Bedroom 2, Bathroom 1, Bedroom 4, Bedroom 1, Bathroom 2, Bedroom 3, Bathroom 3, Bedroom 5, Bedroom 7, Bathroom 4
Subdivision Bayswater
High school Contact Agent
Elementary school district Contact Agent
Middle school district Contact Agent
High school district Contact Agent
Standard status Active
Size 2,880 SF
Lot size 0.07 Acres

Taxes and HOA fees

Tax Annual Amount 7632

Amenities

finished basement
huge backyard

Building Details

Year built 1965
Floors in Building 2
Listing Agency: Serhant LLC
Listed By: Ryan Serhant
Added: May 31 Changed: Oct 13 Last Checked: Oct 16 at 6:06AM
MLS# 1006940

Copyright © 2026 OneKey MLS. 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 semi-detached two-family property contains 2,880 square feet across a four-bedroom, one-and-a-half-bath unit and a three-bedroom, one-and-a-half-bath unit. Both residences include eat-in kitchens, separate dining rooms, spacious living rooms, and primary bedrooms with en-suite half baths. The finished basement has high ceilings, interior access, and a separate entrance, with space for recreation, an office, a gym, media use, storage, or additional living space.

The property also includes a large backyard, private parking, and a detached two-car garage. Built in 1965 on a 30' x 106' lot, the building measures 22' x 65'. Transportation options include the A train, the LIRR Far Rockaway Branch with free station parking, the QM17 Express Bus to Midtown Manhattan, and the NYC Ferry. The property also offers access to Brooklyn, Queens, Long Island, and JFK Airport.

Key Highlights

  • Two‑family layout with 4‑bedroom and 3‑bedroom units
  • 2,880 square feet in a building measuring 22' x 65'
  • Finished basement with high ceilings, interior access, and a separate entrance

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$70,400
Cap Rate
7.05%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,408,000 $1.4M
Cap Rate 7%
$1,005,714 $1.0M
Cap Rate 9%
$782,222 $782.2K
Market Conditions
NOI Build-Up for 2,880 SF
Gross rent
$133.1K $46.20/SF
− Vacancy
−$5.1K −$1.76/SF
EGI
$128.0K $44.44/SF
− OpEx
−$57.6K −$20.00/SF
NOI
$70.4K $24.44/SF
Area
Queens County, NY
Vacancy
3.80%
Lease Rate
$46.20 /SF/Yr
Expense Ratio
45.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,408,000
Cap Rate 7%
$1,005,714
Cap Rate 9%
$782,222

Alternative Uses

Best Use
Apartment 5plus
$1.01M
$880.0K – $1.17M (±1% cap)
NOI $70,400 @ 7.0% cap · market cap 7.05%
Second Best
Multifamily LT 5
$681.0K
$595.9K – $794.5K (±1% cap)
NOI $47,669 @ 7.0% cap · market cap 4.77%
Theoretical Best
Office A
$2.12M
$1.86M – $2.48M (±1% cap)
NOI $148,622 @ 7.0% cap · market cap 14.88%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick Law Firm Real Estate Agency (Bike/Boat/Book/etc) Store Gym & Fitness Center Acupuncture Locksmith

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

2
Residential units

Location Intelligence

Trade Area within ½ mile

513
Businesses Nearby

Demographics for 11691, NY

64,673
Population
23,400
Households
2.8
Avg Household Size
34
Median Age
23%
College-Educated
78%
High-School Grad
2.7 sq mi
ZIP Area
23,953
Density / Sq Mi
$57,027
Median Household Income
$40,366
Median Earnings
$1,444
Median Rent
$649,400
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 - Semi-detached duplex with flexible living areas, private parking, and a detached garage.
Where is this duplex located?
The property is located at 10-37 BAY 31ST Street Queens, NY.
What is the asking price?
The asking price for this property is $999,000.
What are key features of this property?
This property features: Two‑family layout with 4‑bedroom and 3‑bedroom units; 2,880 square feet in a building measuring 22' x 65'; Finished basement with high ceilings, interior access, and a separate entrance
More about this property
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