Yard at Concord, CA Checked Oct 15, 2026 Quotes 13

Martin Marietta - Clayton Aggregates

3.0 from 38 Google reviews

Soil and compost, gravel and stone, sand and landscape rock

At a glance

Stocks
Soil and compost, Gravel and stone, Sand, Landscape rock

Their website doesn't list prices, delivery or pickup or how it is sold. Call to ask

What they sell

Soil and compost
Topsoil
Gravel and stone
Stone dust, Crusher run and road base, #57 stone, #8 and #89 stone, Rip rap, Rock powder
Sand
Concrete sand, Asphalt sand
Landscape rock
Drainage rock
Stone sizes
3/16" and Smaller, 1-1/2" and Smaller, 4" - 3/16", #1, #2, #357, #4, #467
Also sells
Asphalt, Infield mixes

Quality and measuring

Certifications
State DOT approved, ASTM, AASHTO

Buying

Contractor pricing
Yes
Sells to
Commercial / municipal
Payment
Financing
Business type
Quarry / aggregate producer

Where this came from

Each detail above is a quote from Martin Marietta - Clayton Aggregates's own website, checked Oct 15, 2026. Ratings and hours come from Google.

Show the 13 quotes
  • Soil and compostQuality topsoil for landscaping, gardening, and agricultural applications, supporting healthy plant growth and soil stability. Source page
  • Gravel and stoneScreenings, Concrete Sand, Mortar Sand, Asphalt Sand, Rock Dust, Rock Powder 1-1/2\" and Smaller; Other DOT Sizes Available Base, Base Course, Graded Base Course (GAB), Aggregate Base Course (ABC) Source page
  • SandScreenings, Concrete Sand, Mortar Sand, Asphalt Sand, Rock Dust, Rock Powder Source page
  • Landscape rockCoarse aggregates are a versatile material used in concrete, drainage, and structural applications where particle size and durability are critical. Source page
  • Stone sizes3/16\" and Smaller; Other DOT and Special Sizes Available Screenings, Concrete Sand, Mortar Sand, Asphalt Sand, Rock Dust, Rock Powder 1-1/2\" and Smaller; Other DOT Sizes Available Source page
  • Also sellsFrom infield mixes to recycled concrete aggregates, Martin Marietta offers specialty materials engineered to meet the unique requirements of your project. Source page
  • CertificationsProduced at Martin Marietta facilities, our coarse aggregates meet ASTM and AASHTO standards for a wide range of project requirements. Source page
  • Order onlineContact Us Source page
  • HoursMon - Fri | 7:00 AM - 4:00 PM Source page
  • Contractor pricingI would like to request a credit application Source page
  • Business type501 Kaiser Quarry Road Concord, California, 94521 Source page
  • Sells toserving federal, military, state departments of transportation, cities and counties as well as, private residential and commercial construction Source page
  • PaymentI would like to request a credit application Source page

How we check listings

Other yards near Concord

All yards near Concord, Antioch, Hayward, or across California.

Call Directions Website