Retail store & yard

219 Laurel Avenue, Northport, NY 11768

Monday – Friday: 7:00 am – 4:00 pm
Saturday: 7:00 am – 1:00 pm
Sunday: closed

Riverhead Building Supply on Laurel Avenue is just off Route 25A.

Let us be your local hardware, lumber and building materials supplier. This store is a full lumber yard with full delivery services and dedicated trucks to drop materials at your jobsite. Visit our hardware store for supplies like fasteners, blades, gardening supplies, and power tools. Homeowners welcome!

Featured products


  • Delivery service
  • Blade sharpening service
  • Tool repair service
  • Lockset re-key
  • Decking & railing displays
  • Roofing displays & samples
  • Siding displays & samples

Installation services

  • Andersen® service & repair
  • Marvin service & repair
  • Storm & screen door installation
  • Window & Door installation and replacements
  • Lift & slide ‘big door’ installation
  • Bilco® basement door installation
  • Screen enclosure installation
  • Gutter installation
  • Garage Doors parts and installation

Connect with a millwork specialist

Tell us about your project and a window & door specialist will reach out to you.