New Listing - 02/25/2026

$624,900 ($406.04 per sqft)

Est. Mortgage $2,917/mo *

Quick Pre-Approval

Open House Schedule

02/28/2026
11:00 AM to 1:00 PM
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03/01/2026
12:00 AM to 2:00 PM
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149 Union Avenue, Islip, NY, 11751

149 Union Avenue, Islip, NY, 11751

8 rooms

3 beds

1 Full baths

1900

Colonial

1,539 sqft

Charming Colonial in the heart of Historic Islip, south of Montauk Highway. Combining classic character with thoughtful updates, including a new roof, upgraded 200amp electric, and gorgeous full bath with soaking tub & large separate shower. Enjoy a spacious dining room with a cozy wood burning stove, bright and inviting living room, eat-in kitchen with SS appliances flowing to a den with sliders to a huge, fenced backyard-perfect for relaxing or entertaining. Don't miss this rare opportunity!


Status:

Active

Type:

Single-family residential

Laundry Remarks:

Inside

Heating:

Oil

Cooling:

Wall/Window Unit(s)

Basement:

Bilco Door(s), Unfinished

Parking:

Driveway, Oversized

Acreage:

0.29

Est. Taxes:

$11,796

Construction

Frame

Utilities

Cable Available, Electricity Connected, Sewer Connected, Water Connected

Elementary School:

Wing Elementary School

Middle School:

Islip Middle School

High School:

Islip High School

School District:

Islip

Appliances:

Dishwasher, Dryer, Electric Range, Electric Water Heater, Microwave, Refrigerator, Stainless Steel Appliance(s), Washer

MLS #:

963652


Community Info

School Info

Walk Score

Mass Transit

Yelp


Listing courtesy of Daniel Gale Sothebys Intl Rlty 631-647-7013