Supplier · Washington
High Rock Aggregates
Monroe, Washington · 19221 High Rock Road, Monroe, WA 98272 · 98272
Call the supplier directly
(206) 713-7726Materials stocked
21 products
Delivery
Contact supplier
Parent network
157 locations · Heidelberg
About High Rock Aggregates
High Rock Aggregates is one of 32 confirmed sand and gravel suppliers in Hello Gravel's Washington network. Operated under license from Heidelberg, the Monroe location supplies construction materials — including aggregate, sand, and gravel — to residential and commercial customers across the region.
Materials available include High Rock Aggregates - 1 1/2" Washed Gravel, High Rock Aggregates - 1 1/4" - Commercial Crusher Run, High Rock Aggregates - 1 1/4" Minus (CSBC), plus 18 additional aggregate products. Pricing is per ton and varies by product grade and delivery distance.
Hello Gravel can confirm current availability and match your project to the right material grade before you call. Use the phone number above to reach the supplier directly.
Contact & location
Phone · supplier direct
(206) 713-7726Dispatch email
bryce.long@heidelbergmaterials.comSupplier address
19221 High Rock Road, Monroe, WA 98272
Monroe, WA 98272
Hours
Contact supplier for hours
Materials stocked
| Material | Best for | Price |
|---|---|---|
| High Rock Aggregates - 1 1/2" Washed Gravel | Driveways, drainage | Per ton · 34 |
| High Rock Aggregates - 1 1/4" - Commercial Crusher Run | Landscape, drainage | Per ton · 17.75 |
| High Rock Aggregates - 1 1/4" Minus (CSBC) | Landscape, drainage | Per ton · 27.75 |
| High Rock Aggregates - 1 1/4" X 5/8" Clear Crushed | Landscape, drainage | Per ton · 34.25 |
| High Rock Aggregates - 1 Man Rock/Boulders | Landscape, drainage | Per ton · 63.5 |
| High Rock Aggregates - 2-4 Man Rock/Boulders | Landscape, drainage | Per ton · 52.5 |
| High Rock Aggregates - 2" Clear Crushed | Landscape, drainage | Per ton · 27.5 |
| High Rock Aggregates - 2" X 4" Quarry Spalls | Landscape, drainage | Per ton · 27.75 |
| High Rock Aggregates - 3/4" Washed Gravel | Driveways, drainage | Per ton · 34 |
| High Rock Aggregates - 3/8" Minus (G Rock) | Landscape, drainage | Per ton · 28 |
| High Rock Aggregates - 4" X 8" Quarry Spalls | Landscape, drainage | Per ton · 27.5 |
| High Rock Aggregates - 5/8" Clear Crushed | Landscape, drainage | Per ton · 34.75 |
| High Rock Aggregates - 5/8" Minus (CSTC) | Landscape, drainage | Per ton · 28 |
| High Rock Aggregates - Granulithic | Landscape, drainage | Per ton · 28 |
| High Rock Aggregates - Gravel Borrow | Driveways, drainage | Per ton · 18.75 |
| High Rock Aggregates - Heavy Loose Rip Rap | Landscape, drainage | Per ton · 44.5 |
| High Rock Aggregates - Light Loose Rip Rap | Landscape, drainage | Per ton · 44.5 |
| High Rock Aggregates - Oversized Unwashed Cobble | Landscape, drainage | Per ton · 26.5 |
| High Rock Aggregates - Premium Mixed Rockery Load | Landscape, drainage | Per ton · 99 |
| High Rock Aggregates - Utility Sand | General construction | Per ton · 22.5 |
| High Rock Aggregates - Washed Pea Gravel | Walkways, patios, infill | Per ton · 36 |
A real person checked everything you see here.
- Phone number live & answered
- Physical address confirmed
- Materials list current
- Parent brand: Heidelberg
Nearby suppliers
If High Rock Aggregates can't deliver to you.
Suppliers close to Monroe, sorted by distance.
Redmond Aggregates
Redmond · WA
(425) 961-7289
Kenmore Aggregates
Kenmore · WA
(425) 486-3281
Cascade Quarry
Gold Bar · WA
(425) 486-3282
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