Since 1956, Commonwealth Lumber has provided the highest quality lumber building materials, as well as expert advice and service to builders, home remodelers, and contractors throughout northeastern Ohio. 
At Commonwealth Lumber, we intend to provide the highest quality lumber products and expertise for as long as wood structures are built, repaired, or remodeled, in the region.
 Framing Lumber & Engineered Wood Products:
We keep a large inventory of dimension lumber and engineered wood products in our lumberyard, including Plywood, Boards, Siding, Trim, Tongue & Groove Pine Flooring, and assorted Hardwoods.
With most dimensional lumber in stock, we fill orders quickly and deliver them safely to your jobsite.
Plywood & Sheet Goods

  • AC Plywood
  • CDX Plywood
  • Fire Treated CD and AC plywoods
  • MDF
  • Oriented Strand Board (OSB)
  • Paulownia
  • T&G Underlayment

  • 2×6, 2×8, 2×10, and 2×12 Yellow Pine boards
  • 4×4, 6×6 Yellow Pine posts
  • All premium grade studs and Precuts
  • We stock 1×4 thru 1×12 in #2 boards

Commonwealth also carries T & G Pine Flooring

  • 11/16 x 6 R.S. Cedar Bevel Siding
  • 11/16 x 8 R.S. Cedar Bevel Siding
  • ¾ x 10 R.S. Cedar Bevel Siding
  • 1/2×4 Primed Clear Cedar Bevel Siding
  • 1/2×6 Primed Clear Cedar Bevel Siding
  • 1/2×4 Clear Smooth Cedar Bevel Siding
  • 1/2×6 Clear Smooth Cedar Bevel Siding
  • 1×4 Tongue and Groove V-Joint Cedar
  • 1×6 Tongue and Groove V-Joint Cedar
  • 1×8 Tongue and Groove V-Joint Cedar
  • 1×10 Cedar Channel Siding
  • Azek
  • RealTrim
  • Royal Trim
  • RealTrim
  • Royaltrim
  • PVC

Commonwealth Lumber also stocks versatile Hardwoods
  • Maple
  • Oak
  • Paulownia
  • Poplar

Find out why your neighbor's projects go off without a hitch and stop by today!

Bring us your measurements and we will help you design your dream!

Contact Us
Find Us
Contact Us
At Commonwealth Lumber, our knowledgeable and committed staff works hard to help you solve your most vexing home improvement quandaries and turn problems into opportunities.
Call us today to discuss your latest project, then stop in and let the magic begin.

37940 Depot St. 
Willoughby, OH 44094

Phone: 440-946-9800

Willoughby Hours:
Mon, Tues, Wed, Fri: 7:30am to 5:30pm
Thursday: 7:30am to 7:00pm
Saturday: 8:00am to 3:00pm

Northeast Ohio including Lake, Geauga, Cuyahoga, Portage, and Lorain Counties.