Date
Details
Price
Change
Source
9/29/2026
Listed
$699,990
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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$699,990
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Property Description
Bring your vision to 86 Union Ave, a charming Islip property with classic character and an exceptional location! This traditional home features a welcoming covered front porch, distinctive architectural details, and a spacious, level lot with a detached garage/outbuilding. The generous grounds offer plenty of possibilities for outdoor living, gardening, recreation, or future improvements. Ideally situated directly next to the Islip Public Library and close to local shops, restaurants, parks, and village amenities. A unique opportunity to restore, renovate, and make this property your own in a highly desirable Islip location!
Full Property Details
Full Property Details for 86 Union Ave
General
- Price: $699,990
- Taxes: $10,299
- Status: Active
- Type: Single Family
- Source: Long_Island
- MLS ID: 1048892
- Updated: 9/29/2026
- Added to Site: 13 day(s) ago
Interior
- Number of Rooms: 6
- Interior Features: Storage
- Appliances: Dishwasher, Gas Range, Refrigerator
Rooms
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 1
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 3
Parking
- Garage: Yes
- Garage Spaces: 2
- Parking Features: Detached
Location
- County: Suffolk County
School Information
- High School District: Islip
- Elementary School: Maud S Sherwood Elementary School
- Middle School: Islip Middle School
- High School: Islip High School
Heating & Cooling
- Cooling Type: None
- Heating Type: Hot Water, Natural Gas
Utilities
- Sewer: Public Sewer
- Water: Public
- Utility Description: Electricity Connected, Natural Gas Connected, Sewer Connected
Structural Information
- Architectural Style: Colonial
- Detached/Attached: Detached
- Construction: Frame
- Basement: Yes
- Basement Desc.: Unfinished
- Unfinished Attic: Yes
- Building Size: 1994
- Square Feet: 1,994
- Sq. Ft. Source: Public Records
- Year Built: 1892
Lot Features
- Lot Size (Acres): 0.25
- Lot Size (Sq. Ft.): 10,890
Financial Considerations
- Tax Amount: $10,299
Disclosures and Reports
- Special Conditions: None
- Property ID: 0500-396-00-04-00-070-000
Listed by Michael J Watts & Assoc Inc
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Listing agent
— 86 Union Ave —
Michael J Watts & Assoc Inc
631-650-9933
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 86 Union Ave
School District:Islip Union Free School District
| Name | Grades | Distance |
|---|---|---|
Maud S Sherwood Elementary School 301 Smith Avenue, Islip, NY 11751 | 2-5 | 0.5 mi |
Wing Elementary School 1 Winganhauppauge Road, Islip, NY 11751 | K-1 | 1 mi |
Islip Middle School 211 Main Street, Islip, NY 11751 | 7-8 | 0.5 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 86 Union Ave
Tax History
Tax History for 86 Union Ave
Year
Property Taxes
Change
Tax Assessment
Change
2020
100%
$28,600
—
2022
-100%
$28,600
—
2016
$8,244
-5%
$28,600
—
2017
$8,718
1%
$28,600
—
2016
$8,664
—
$28,600
—
2015
$8,662
2%
$28,600
—
2015
$8,527
15%
$28,600
13%
2014
$7,439
-2%
$25,300
-6%
2013
$7,624
—
$27,000
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 86 Union Ave
86 Union Avenue, Islip, NY 11751 (MLS# 1048892) is a Single Family property with 3 bedrooms, 1 full bathroom and 1 partial bathroom. 86 Union Avenue is currently listed for $699,990 and was received on September 29, 2026. Want to learn more about 86 Union Avenue? Do you have questions about finding other Single Family real estate for sale in Islip? You can browse all Islip real estate or contact a Coldwell Banker agent to request more information.