The Preferred Source

Since the early 1900s Idaho Materials & Construction has built The Preferred Source of quality sand, rock, landscape products, ready-mixed concrete, asphalt, paving and construction services. We offer our customers the broadest range of quality products and services throughout Southern Idaho. We strive for excellence through our safe employees, world-class teams, breadth of innovative products and services, and commitment to sustainability.

Products & Services

Sand, Rock & Landscape Products

Learn More

Ready-Mixed Concrete

Learn More

Asphalt
& Paving

Learn More

Construction Services

Learn More

Testimonials

  • I wanted to pass along a photo that was recently …

    – Photos shared by Cascade Operations employee John Stevenson

    Read More
  • My name is Bill Leaton and I’m the manager for …

    – “The reason for my letter is, Wow!!!”

    Read More

Featured Projects

Photos shared by Cascade Operations employee John Stevenson

September 12, 2017

I wanted to pass along a photo that was recently …

300 North Project

August 18, 2015

Board of Commissioners Jerome Highway District Jerome, Idaho Dear Idaho …

State Route 45 Project

On behalf of the City of Nampa, I want to …