Yard at Webster City, IA Checked Oct 15, 2026 Quotes 9

Martin Marietta - Grandgeorge Quarry

Name: Martin Marietta - Grandgeorge Quarry
Address: 1670 187th St, Webster City, IA, US
Telephone: +1 515-835-8221

Gravel and stone, sand

At a glance

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

Gravel and stone: Stone dust, Crusher run and road base, #57 stone, #8 and #89 stone, Rip rap, Ag lime, Rock powder
Sand: Concrete sand, Mason sand, Asphalt sand
Stone sizes: 3/16" and Smaller, 1-1/2" and Smaller, 4" - 3/16", #1, #2, #357, #4, #467

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

Show the 9 quotes

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
Stone sizesCommon ASTM and AASHTO Designations: #1, #2, #357, #4, #467, #5, #56, #57, #6, #67, #7, #8, #89 Source page
CertificationsOther DOT and Special Sizes Available at Most Locations Common ASTM and AASHTO Designations: #1, #2, #357, #4, #467, #5, #56, #57, #6, #67, #7, #8, #89 Source page
Order onlineEstimate the materials you need for your project with our interactive calculator. Source page
HoursMon - Fri | 8:00 AM - 4:00 PM (Seasonal) Source page
SeasonMon - Fri | 8:00 AM - 4:00 PM (Seasonal) Source page
Prices onlinePlease consult with a Martin Marietta representative for precise project specifications. Source page
Business type# Grandgeorge Quarry Webster City, Iowa ## Facility Information 1670 187th Street Source page

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Checked against their website Oct 15, 2026. Hours from Google.