21 Walnut Avenue Stony Brook, NY ^$ 4,350

21 Walnut Avenue

^$ 4,350

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Recently Listed

21 Walnut Avenue

Stony Brook, NY, 11790

^$ 4,350

Bedrooms4 Baths2.0 Sq 1,788

21 Walnut Avenue, Stony Brook, NY 11790 - Image 1

21 Walnut Avenue, Stony Brook, NY 11790 - Image 2

21 Walnut Avenue, Stony Brook, NY 11790 - Image 3

21 Walnut Avenue, Stony Brook, NY 11790 - Image 4

21 Walnut Avenue, Stony Brook, NY 11790 - Image 5

21 Walnut Avenue, Stony Brook, NY 11790 - Image 6

21 Walnut Avenue, Stony Brook, NY 11790 - Image 7

21 Walnut Avenue, Stony Brook, NY 11790 - Image 8

21 Walnut Avenue, Stony Brook, NY 11790 - Image 9

Property for Rent in Stony Brook, NY

for $4,350 with 4 bedrooms and 2 full baths. This 1,788 square foot property was built in 1975 on a lot size of 0.11.

Charming 4-bedroom, 2-bath Cape in the highly desirable Three Village School District. Features a spacious layout, private backyard, and convenient location near Stony Brook University, shopping, restaurants, parks, the LIRR, and major highways

Rental Active

Price

^$ 4,350

Bedrooms

Full Bath

Taxes

^$ 0

Style

Cape Cod

Lot Size

0.11

Year Built

1975

Town/City

Stony Brook

County/Region

Suffolk

MLS | Web ID

1025436

Features

Interior

Interior Amenities Eat-in Kitchen Entrance Foyer Formal Dining Master Downstairs

Basement Storage Space

Basement Features Storage Space

Basement (Y/N) Y

Half Baths 0

Total Bedrooms 4

Entry Level 1

Total Baths 2

General

Sewer Cesspool

Heating Baseboard Oil

Cooling Central Air Ductless

Utilities Electricity Available

Appliances Dishwasher Microwave Refrigerator Washer Indirect Water Heater

Architectural Style Cape Cod

Construction Materials Frame

Pets Allowed Call

Year Built 1975

Property Subtype Single Family Residence

Parcel Number 0200-198-00-01-00-006-000

County Suffolk County

Property Type Residential Lease

HOA N

Garage Y/N N

Total Rooms 7

Full Baths 2

High School Ward Melville Senior High School

City Brookhaven

Senior Community Y/N N

High School District Three Village

Carport Y/N N

Elementary School Minnesauke Elementary School

Property Attached Y/N N

Middle/Junior High School Paul J Gelinas Junior High School

Availability Date 2026-08-15

Building Area Units Square Feet

Standard Status Active

Middle/Junior School District Three Village

Elementary School District Three Village

Exterior

Parking Features Driveway Private Driveway Private

Water Source Other

Waterfront Y/N N

Internal Only

Street Number 1 21

* Excluded Features

List By

Haluk J. Yavas

Listing Agent

Emlak Realty Llc

Broker

halukyavas24@gmail.com

Nearby

Trends
Schools

About Stony Brook, NY

18,494 Population

6% Since 2002

^$131,044 Median Income

26.69 Median Age

33% Households with Children

View more area information

Trends Information provided by ATTOM Data Solutions.

4100043 Elementary School

4099138 Middle School

Ward Melville Senior High School High School

See complete school information

Pricing History

Date	Price	Price Change	Description
7/14/2026	$4,350	-13.00%	Price Down
7/14/2026	$5,000		Listed Price

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21 Walnut Avenue, Stony Brook, NY, 11790 is a Property for Rent at $4,350 with 1,788 sqft and a lot size of 0.11. 21 Walnut Avenue has 4 bedrooms, 2.0 baths, and was built in 1975. The property's zip code is 11790 which is in Stony Brook, NY

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey® MLS.

The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use.

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21 Walnut Avenue

Property for Rent in Stony Brook, NY

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