$799,000
 $4,289 est/mo Sourced by Back At You

21 Carleton Avenue,East Islip, NY 11730

East Islip, NY 11730

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Description

Welcome to East Islip, NY 11730, a beautifully upgraded two-family residence offering generous living space, modern comfort, and an exceptionally convenient location. This well-maintained property is an excellent opportunity for an owner-occupant, investor, or buyer seeking flexible living arrangements with the benefit of two separate units. The spacious first-floor unit features three comfortable bedrooms and a bright, inviting layout designed for everyday living and entertaining. The second-floor unit offers one bedroom with its own private living space, making it ideal for rental income, guests, or additional household needs. The home has been fully upgraded, allowing the next owner to move in and enjoy its many improvements. For added comfort and efficiency, the property is equipped with two separate boilers and five energy-efficient split HVAC units, providing flexible heating and cooling throughout the home. A large private driveway can accommodate up to six vehicles, a valuable feature for a two-family property. Conveniently located approximately 10 minutes from the Long Island Rail Road, this home provides an easy commute to New York City and surrounding Long Island communities. It is also close to major roadways, shopping malls, supermarkets, restaurants, local stores, schools, parks, and other everyday necessities. With its upgraded condition, separate living spaces, modern heating and cooling systems, generous parking, and convenient East Islip location, offers an outstanding combination of comfort, convenience, and income-producing potential. Don't miss the opportunity to own this versatile two-family home in one of Long Island's desirable communities. Schedule your private showing today!

Details

MLS #1052970
Listing TypeFor Sale
Sub-TypeResale
StatusPending
Year1900
Days On Site25
Listing Provided ByCentury 21 Monticello Realty | Patricia V. Rodriguez

Features

Bed(s)4
Bath(s) 2 Total
SQ Feet216
BasementY
Units2
Acreage0.15

Interior

CoolingDuctless
HeatingHot Water
Interior FeaturesFirst Floor Bedroom

Exterior

Construction MaterialsFrame

Parking

Garage Yes / NoYes
Parking FeaturesDriveway

Utilities

UtilitiesCable Connected, Electricity Connected, Natural Gas Connected
SewerPublic Sewer

Taxes

Tax Year2026
Tax Assessed Value33500
Tax Annual Amount12517

Area Information

StateNY
CountySuffolk County
CityEast Islip
Zip Code11730
School DistrictEast Islip High School
Elementary SchoolJohn F Kennedy Elementary School
High SchoolEast Islip High School
Listing VS Median (in 11730)
Price:
$799,000
low | high
Med:
$699,999
62.390613266583% of Average
sqft:
216
low | high
Med:
1,370
100% of Average
$ / sqft:
$3,699
low | high
Med:
$511
100% of Average
On site:
25
low | high
Med:
197
12.690355329949% of Average
Sourced by Back At You

Market Activity 11730

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Learn More About This Property

StateNY
CountySuffolk County
CityEast Islip
Zip Code11730
School DistrictEast Islip High School
Elementary SchoolJohn F Kennedy Elementary School
High SchoolEast Islip High School
Listing VS Median (in 11730)
Price:
$799,000
low | high
Med:
$699,999
62.390613266583% of Average
sqft:
216
low | high
Med:
1,370
100% of Average
$ / sqft:
$3,699
low | high
Med:
$511
100% of Average
On site:
25
low | high
Med:
197
12.690355329949% of Average
Sourced by Back At You
Listing Updated: October 9, 2026 at 3:00:56 AM PDT