SALE: Replacement Vinyl Windows

May 14, 2020 – May 29, 2020


Replacement Vinyl Windows on sale now at Keystone until May 29th! Additional discounts with your purchase of 4 or more windows!

Stop in or call 315-376-2824 for details!

Show this code at the store:

Stop into Keystone for your last minute Christmas Shopping! We have a whole list of practical gifts to choose from -- electronic locksets, countertops, cabinets, garage door openers, carpets, and more! If you're not quite sure what to buy, we have gift certificates available too!


Call now

$10 Propane Tank Fill

Aug 29, 2018 – Sep 1, 2018

Grilling Out for Labor Day?! Don't forget to get your propane tanks filled at Keystone before the weekend!

Fill your 20 lb Tank for ONLY $10 combined with any purchase!

Open Saturday from 7:30 - Noon
CLOSED Sunday & Monday - Because WE ARE GRILLIN' TOO! :D

Show this code at the store:


9 months ago
Keystone is a great place to do your building supply business. My contractor ordered 95% of my building materials for my addition and garage from them. Especially Jessica is very easy to to business with. She has an incredible memory and always calls you by your first name and is smarter than most men in her business. Also delivery was not a problem 30 miles away. Thanks again keystone.
- Darin M
3 months ago
Great family operation, knowledgeable, friendly and fair. A pleasure to do business with Dave and Jessica.
- Casper G
a year ago
Best Quality Lumber in the area. Great folks to deal with. Full Service Lumber Yard.
- Brian P

Providing Quality Building Materials

Keystone Lumber & Building Supply (formally Widmeyer Farm & Home, Inc.) is a family owned business providing a full line of building materials to Families, Homeowners, & Contractors in the Central New York Area! Located in Glenfield, NY just off of Route 12!

Let us quote your next building project. We deliver!  


Contact Us


Call now
  • (315) 376-9924


Get directions
6017 Widmeyer Street
Glenfield, NY 13343
United States

Business Hours

Mon:7:00 AM – 4:30 PM
Tue:7:00 AM – 4:30 PM
Wed:7:00 AM – 4:30 PM
Thu:7:00 AM – 4:30 PM
Fri:7:00 AM – 4:30 PM
Sat:7:30 AM – 12:00 PM
Get quote
Message sent. We'll get back to you soon.