Lake County’s Superstore

80,000 square feet on 17 acres

Why make the long drive out of our beautiful county?

Building Materials

Best stocked lumberyard in Lake and Mendocino counties

Your Patio Paradise Awaits!

Beat the rush! Get your new patio set now and be ready for sunny days.

Home Improvement

DIY heaven for your home and garden

Thriving Gardens Start Here!

Grow your best garden yet with premium soil for less! Sale ends May 31st!

Delivery

15 trucks delivering 6 days a week to Lake, Mendocino, Napa and Sonoma counties

LAKE COUNTY’S BUILDING MATERIAL &
HOME IMPROVEMENT SUPERSTORE

Why make the long drive to the impersonal big box stores?
We have everything you need, right here!

All Products

WE’RE PROUD TO CARRY:

Countertops, Quartz, Granite, Laminate, Butcher Block

All prices on this web site are subject to change without notice. While we make every effort to provide you the most accurate, up-to-date information, occasionally, one or more items on our website may be incorrectly priced. Where a product is listed at an incorrect price due to typographical, photographic, or technical error or error in pricing information received from our suppliers, Kelseyville Lumber & Supply Co Inc shall have the right to refuse or cancel any orders placed for product listed at the incorrect price.

Just for you. An 80,000 square foot store - bigger than a football field - on 17 acres. Filled with building materials and home improvement everything. Biggest lumberyard in multiple counties. DIY heaven! Pro Sales team for contractors. Large garden center. Pet food! Even a restaurant. And so much more… Why make the long drive out of our beautiful county to an impersonal big box store? We have everything you need, right here!