21 Purdy Ave
Bring your design ideas and personal touch to this spacious, expanded Cape Cod home located in the highly desirable East Northport community featuring Commack School District renowned for its academic excellence and National Blue Ribbon recognition. Set on a lovely property with plenty of space for outdoor entertaining, gardening, or future expansion. In-ground sprinkler system; Shed. This home is being sold as-is and is packed with potential. Full Unfinished Basement: A massive blank canvas with high ceilings, offering immense potential for a recreation room, home gym, workshop, abundant storage. Separate HWH and Furnace. True Taxes are $17,849- Bring your vision and turn this diamond in the rough into your dream home. Perfect for contractors or handy buyers to renovate, customize and build immediate equity. All information but not limited to taxes, lot size, age of property are not guaranteed and must be independently verified by buyers. No offers are considered accepted until contracts a fully executed. verified by buyers. The information has been provided by the Seller and has not been verified by the Broker. Information is deemed reliable but not guaranteed.
Listing Information
Facts & Features
Location
Community Information
Architecture
Features & Amenities
Property Features
Square Footage
Tax & Financial Information
Schools
Burr Intermediate School
Assigned school for this home
Commack High School
Assigned school for this home
Bellerose Elementary School
Fort Salonga Elementary School
Harley Avenue Elementary School
North Ridge School
Elwood Middle School
Elwood/John Glenn High School
School ratings are provided for informational purposes only and are subject to change. Attendance boundaries are for reference only — contact the school or district directly to verify enrollment eligibility.
Historical Data
Price History
| Date | Event | Price |
|---|---|---|
| 08/20/2026 | Listed for sale | $799,000 |
Listed by Frances R. Povolny · Madison Real Estate Svcs LLC · 6318652800
Listing information provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed by the MLS. The listing broker’s offer of compensation is made only to participants of the MLS where the listing is filed. Copyright 2026, OneKey MLS. All rights reserved.
Last Updated: September 20, 2026 at 7:37 AM | Source: OneKey MLS | MLS#: 1036007

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