Since 1990, Washington Rock Quarries has taken pride in delivering to commercial and residential customers throughout the Puget Sound. We have the largest selection and highest quality crushed rock and crushed stone in the area, all at competitive prices. Over the years, meeting tough customer specifications led us to develop a sophisticated quality control program, ensuring that the materials we provide to you always meet contractor specifications.

Our extensive product selection and consistency in quality will ensure that you get exactly what you need for your next construction or landscaping project.


  1.  Measure the length and width of the area you would like to cover or fill in with material.
  2.  Enter the length in the first row and the width in the second row.
  3.  Enter the depth in the third row. Note: The depth varies by the type of the material you need and the project you’re using it for. If you’re unsure about the depth needed, please contact our dispatcher.
  4. Click “Calculate” to determine the number of cubic yards of material you need.
  5. Click “Clear” to reset the calculator.
  6. Call a sales representative for a price quote or contact the dispatcher to set up delivery. Visit the Contact Us page for directions to Kapowsin Quarry and King Creek Pit if you would like to pick up the material yourself.

    Need more help? Check out our article on figuring out how much material you need.


READY FOR A QUOTE? CALL US AT (253) 377-4001



Consistent Quality

Washington Rock prides itself on delivering consistently in-spec construction aggregates. Over the past 10 years, we’ve developed a quality control program that maintains the quality of our materials and keeps our customers coming back.

Great Service

Our professional sales team will work with you to make sure you get the products you need when you need them. One of our team members can help you determine the aggregates that best fit your needs.

Fair Prices

Our team of quality control engineers, sales team members, and plant operators work closely together to ensure that you get a consistent, quality material at a fair price. Call dispatch for a quote.