Washed Sand in Idaho
When an Idaho trench, pad, or concrete form needs selected fill, Washed Sand provides washed material that moves readily into prepared spaces.
- Size: Coarse-grained
- Grading: Washed; free of clay, silt and organic debris
From $608.00 for 1 ton, delivery included
Larger loads cost less per ton: 2000 tons is $106,940.00 ($53.47 per ton). Pick any quantity below for a delivered price.
Free delivery included
Free delivery anywhere in Idaho
Pick a delivery date
Weekday delivery, earliest Sep 25
“Two tons of washed sand for mixing concrete on a small equipment pad out past Worley. Idaho Rock Supply's price beat the co-op by enough to matter. Mixed clean, no silt floating up in the wheelbarrow.”
Cole V. · Verified Buyer
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Everything You Need to Know About Washed Sand
Size and Grading
- Size
- Coarse-grained
- Grading
- Washed; free of clay, silt and organic debris
Ground conditions differ sharply between the Treasure Valley, the Palouse, and the Panhandle, so the planned job matters when selecting material. Washed Sand is a practical choice for concrete mixing, utility backfill, and leveling where a washed aggregate is needed instead of soil from the cut. The washing process leaves the sand without the fine soil material and organic residue that can be present in excavated ground.
Around a utility line, place Washed Sand as bedding where the work calls for it, allowing the material to fill close spaces along the pipe. That same flow into voids is useful for post holes and concrete forms. In parts of Idaho where ground holds water, keeping the sand separate from wet native soil helps preserve its intended use during site preparation.
Quickly Calculate How Much You Need
Material: Washed Sand
How to Measure
Measure the length and width of your project area in feet
Decide on depth in inches (2" for landscaping, 4" for driveways)
Enter the values above and we'll calculate the tonnage you need
Need help figuring out the right amount? We can help!
Call or text us at our contact form and we'll help you calculate the right quantity for your project.
Not sure how much you need? The Sand Calculator has depth guides, coverage charts and worked examples for this material.
Common Uses
Concrete and Mortar
Concrete and mortar mixes rely on washed sand as an aggregate. Clean, evenly graded particles help create uniform mixes for foundations, slabs, and walls where structural performance is required.
Backfill and Trenching
Tight excavations need material that compacts properly, so washed sand works for utility trenches, post holes, and foundation backfill. Its clean makeup helps prevent drainage-system contamination.
Leveling & Grading
Because it flows into voids readily, washed sand works for smoothing irregular ground, setting drainage slopes, and readying construction areas. It fills low areas evenly and compacts into a level, stable surface.
Pipe & Cable Bedding
Washed sand creates even support around buried pipes, conduits, and cables. The clean, consistently sized material surrounds pipes without harming coatings and helps shield them from movement and concentrated loads.
Why Choose Washed Sand
Washed Clean
The washing process removes clay, silt, and organic debris, since these materials can interfere with concrete strength and drainage. The finished sand is clean material for its intended application.
Even Particle Sizing
Because its grains are consistently sized, washed sand performs predictably in concrete, bedding, and fill work. That uniform grading supports repeatable results.
Many Construction Uses
Jobs can use washed sand for concrete, pipe bedding, and site grading. Using the same material for several tasks can reduce the need for separate specialty products.
Bulk Ordering
For larger projects, bulk delivery offers a lower per-ton cost than bagged material. A single delivery can provide sand for more than one stage of construction.
Frequently Asked Questions About Washed Sand
Customer Reviews
Clean mix sand for a small concrete pad
Two tons of washed sand for mixing concrete on a small equipment pad out past Worley. Idaho Rock Supply's price beat the co-op by enough to matter. Mixed clean, no silt floating up in the wheelbarrow.
Cole V. · Worley, ID · Verified Buyer
Good sand, showed up before we were ready
Manage a handful of rental docks and boathouses around Spirit Lake, and washed sand is what we use for leveling pads under storage sheds and touch up concrete on the boat ramps. Ordered fifteen tons split between two properties this spring, clean and well graded both times, no silt clouding up when it gets wet. Only hiccup was the truck showing up almost an hour ahead of the window we'd agreed on, before I'd finished moving a boat trailer out of the way. Once it was down, it compacted well under both pads and hasn't shifted through a full season of dock traffic.
Duane K. · Spirit Lake, ID · Verified Buyer
Beach sand turned out better than expected
Eight tons of washed sand for a small beach area along the shore below our cabin near Harrison on Lake Coeur d'Alene. Clean and light colored, nothing like the muddy fill dirt that was there before. The Idaho Rock Supply tri-axle dumped it right at the top of the bank and we spread it down toward the water with rakes over a weekend. Held its shape through one full boating season.
Ingrid B. · Harrison, ID · Verified Buyer
Winter Sand Stockpile For The Icy Grade
We keep a stockpile of washed sand out back of the store here in Plummer just for icy mornings, spreading it down the grade every time the lot freezes over in January and February. We topped off the pile ourselves before the first hard freeze this year. Clean, no clay clumps mixed in, and it does not track inside like the cheaper stuff we used before.
Maribel S. · Plummer, ID · Verified Buyer
Washed Sand has 4 verified customer reviews with an average rating of 4.8 out of 5.


