• Our Dedication

    • Safe Production
    • Quality Materials
    • Service You Depend On

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Our Products
Hills Materials Company is the premier supplier of aggregates, asphalt, emulsions, readymix concrete, recycled construction products, and precast in western South Dakota.           

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Hills Materials Company is a vertically integrated contractor in the heavy highway sector providing products and services to various customers such as South Dakota Department of Transportation, Ellsworth Air Force Base, local municipalities, commercial and residential customers throughout the regional area of western South Dakota, Northeastern Wyoming, Southwestern North Dakota, and Northwestern Nebraska. Learn More » 

Our services include:

  • Driveways 
  • Site Development
  • Parking Lots
  • Asphalt Maintenance
  • Asphalt Seal Coats
  • Construction Service
  • Streets and Highways
  • Underground Utilities
  • Aggregate Supply & Delivery
  • Asphalt Supply & Delivery
  • Ready Mix Supply & Delivery
  • Machine Shop/Equipment Repair
  • Cold Mix Asphalt
  • Asphalt Emulsion Supply


Rapid City, SD

Spearfish, SD

Hot Springs, SD

Sturgis, SD

​Custer, SD

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