Main Office
8849 W. Wyoming Avenue
Rathdrum,ID 83858
(208) 765-1144

Sandpoint Office
1000 Baldy Mountain Rd
PO Box 1113
Sandpoint, ID 83864
(208) 263-0538

Idaho Public Works
Contractor License
Unlimited 1-2-3

Idaho Contractor
Registration No. RCE-1593

Montana Contractor
Registration No. 150433

Washington L & I


Interstate Concrete & Asphalt has a variety of sand and gravel products for all of your aggregate specification needs.  There are several operations throughout Northern Idaho that are strategically located to serve the customer in a timely fashion.  Interstate produces and imports the finest aggregate materials available to meet most specifications and designs.  For everything from DOT road construction, bank stabilization, utility work, and commercial projects, to home improvement and residential construction.  To find the material for your project, please contact us directly.  Custom crushing and processing capabilities are also available per customer specifications.

Gradation specifications and fines specifications are available upon request. 

Please contact one of our Quality Control Professionals.