Larsen Lumber
Family Owned & Operated Since 1882
Call us today! (510) 357-5020

Durable, High Quality Lumber in San Leandro, California

Larsen Lumber prides itself on lumber that is fresh and not twisted and checked like the average box store. Our basic philosophy is spending more on quality lumber with only a marginal increase in price. Waiting time to be loaded far exceeds any of our competition. Our sales staff has a minimum of 20 year experience in the building industry and is knowledgeable about all the new products.

Pressure Treated Lumber

ACQ Treatment non arsenic
ACQ provides dependable performance and is building code complaint. This treatment is generally used for joists on decks and any application the lumber is used for below ground and foundations. ACQ has a .40 treatment which is acceptable on concrete or ground contact such as fence posts. This treatment is not recommended for use in vegetable gardens.
High Quality Lumber — Stack of wood in San Leandro, CA


Redwood decking & composite

The most popular type of wood decking is made from Redwood for its longevity and durability. Composite decking is a great alternate because of the low maintenance factor and the warranties.

Larsen Lumber's Redwood Grades

Construction Heart is all red with knots
Select Heart is all red with small knots
Clear All Heart is all red with no knots

Composite Decking

Fiberon Exceptional outdoor decking for every taste and budget. A high performance, eco- friendly wood alternate, Fiberon offers the warmth and appeal of natural hardwood without the time and expense of maintenance. This decking is fastened from the top or comes grooved for hidden fasteners.
Fiberon Good Life offers an unbeatable combination of price, performance, and looks. Backed by a 25 year stain, fade, and performance.
Fiberon Protect Advantage has a composite core that resists splintering, cracking, rotting, insects and decay. A 25 year warranty provides added peace of mind.
Lumber for Decks — Thick wood in San Leandro, CA
Fiberon Paramont PVC Decking is able to withstand moisture, dents, and even flames. Plus it is slip resistant, easy to maintain and approved for use in Wildland Urban Interface (WUI). And so tough they have added a Limited Lifetime Warranty.
Fiberon Horizon delivers rich colors, elegant streaking, and distinct grain patterns. Durable composite core resists splinting, cracking, rotting, insects, and decay.
Fiberon Symmetry has saturated colors with mult-tonal streaking that delivers authentic appeal you simply can't find anywhere else. The exclusive PermaTech cap layer protects against fading and staining.


Elite Decking

Elite Decking has transformed pressure treated wood by combining an advanced pressure treatment process to Douglas Fir, an extremely resistant, durable wood with a lifespan of more than 20 years. Elite Decking is hand selected for premium quality, stained to a warm earth-toned color then treated with Wolmanized CA-C, an environmental safe substance that provide protection against rot, decay and termite damage.

Redwood Fencing

Larsen Lumber has an exceptional sales staff that would be glad to estimate the amount of fencing needed to your project. Our fencing quality far exceeds all the warehouse stores and delivery to available anywhere in the Bay Area. We also stock pre-assembled fence panels, framed lattice panels and gates. Larsen Lumber carries all the extras such as Copper Post Caps, Simpson Connectors, and gate hardware.