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 the resources to take care of your project needs.  Starting with an experienced team of estimators, project managers, and support staff, Interstate has the knowledge and expertise to handle any job.  Interstate's team of operators, drivers, and laborers, coupled with a large fleet of trucks and equipment, are second to none.  We have the knowledge, talent, and tools to take care of your project.

Interstate is part of the family of Oldcastle companies.  The Oldcastle Group includes the Materials Division (of which Interstate is a part), Precast Division (Utility Vault), Architectural Products Group (Central Pre-Mix Products Co.), Distribution Division (Allied Building Materials), Building Envelope Division, and Construction Accessories.  This group of companies and 40,000 employees in the United States allows Interstate the opportunity to provide you the products and services you need to complete a project from start to finish.  Oldcastle is the North American division of CRH, plc based out of Dublin, Ireland.

For more information, click on the link below.

 CRH Americas Materials



CRH Americas Materials
West Division
Northwest Region Companies

For more information on other CRH Americas Materials Northwest Region companies, visit their websites listed below.


American Rock Products

Central Pre-Mix Concrete Co.


Central Washington Concrete

Eugene Sand Construction

ICON Materials

Inland Asphalt Company

RiverBend Materials

Wenatchee Sand & Gravel