About this fill dirt

Inorganic subsoil for filling holes, raising low ground, and backfill. Small rocks and bits of stick or root are normal in the mix, this is structural material and not a growing medium. Do not use it to level a lawn surface or fill flower beds, put topsoil over it for anything you want to plant. Place it in lifts and compact as you go.

Ordered Dirt. Received Dirt. Would Buy Again.

One cubic yard of fill dirt covers about 54 square feet at a 6 inch depth, so a 10 by 20 foot low spot needs roughly 2 to 2.5 cubic yards if you're filling to 6 inches, more if you're going deeper. Since install depth typically runs 6 to 12 inches, double your yardage estimate for a full 12 inch build up. Order by the cubic yard and round up slightly, since compaction will eat into your finished depth.

A yard is approximately 27 cubic feet. As a general guideline, one yard of material can cover an area of about 100-160 square feet at a 2-3 inch depth.

Idaho Falls Fill Dirt Delivery

Idaho Falls Fill Dirt Delivery

4.7
137 reviews
Regular price $38.00 per Yard
Regular price Sale price $38.00
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Minimum of 3 Yard
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Why order through Mulch Mound

The best local fill dirt, without the guesswork.

We hand-pick and partner with the best yards in your region, keep only the ones our buyers rate well, and back each load with our guarantee.

Mulch Mound Guarantee

If your fill dirt isn't the quantity or quality you ordered, we'll make it right.

About this fill dirt

Inorganic subsoil for filling holes, raising low ground, and backfill. Small rocks and bits of stick or root are normal in the mix, this is structural material and not a growing medium. Do not use it to level a lawn surface or fill flower beds, put topsoil over it for anything you want to plant. Place it in lifts and compact as you go.

Ordered Dirt. Received Dirt. Would Buy Again.

One cubic yard of fill dirt covers about 54 square feet at a 6 inch depth, so a 10 by 20 foot low spot needs roughly 2 to 2.5 cubic yards if you're filling to 6 inches, more if you're going deeper. Since install depth typically runs 6 to 12 inches, double your yardage estimate for a full 12 inch build up. Order by the cubic yard and round up slightly, since compaction will eat into your finished depth.

A yard is approximately 27 cubic feet. As a general guideline, one yard of material can cover an area of about 100-160 square feet at a 2-3 inch depth.

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How It Works

Getting started is easy — just follow these simple steps

1

Choose your quantity

Adjust the quantity to match your project. One cubic yard covers about 100 to 160 square feet at a 2 to 3 inch depth.

2

Select your delivery date

Select a delivery date you'd like for the product to be dropped off at your home

3

Sit back and wait

Sit back, wait, and let us work our magic to make sure the highest quality product is delivered to your driveway.

From The Mouths of Idaho Falls Folks

4.7
out of 5 based on 137 reviews
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Complete Your Outdoor Project

Most fill jobs finish with a cap of topsoil once the fill is compacted, especially if grass, beds, or anything else needs to grow on top. If you're building up a patio base or shed pad, a layer of gravel or road base over the fill gives you a firmer, better draining surface. Mulch or bark comes later, once the grading and growing layer are settled.

Map of the fill dirt delivery area around Idaho Falls, Idaho

Service area

Areas we deliver fill dirt in Idaho Falls, Idaho

Mulch Mound Pro Tip

Idaho Falls' silt loam holds moisture longer than sandy soils, so if you're filling a low spot right after a wet spring, let the native ground dry out some before you start dumping fill on top. Wet subsoil under wet fill just creates a mud lens that never fully compacts, and you'll see it as a soft spot or sunken patch a year later, usually right where you didn't expect it.

Mulch Mound Pro Tip

Don't dump fill dirt in one deep pour and call it done. Place it in 6 to 8 inch lifts and compact each layer with a plate compactor or hand tamper before adding the next. Skipping this is the single most common mistake we see, and it's why driveways, patios, and shed pads settle unevenly two or three years down the road, right after everyone's forgotten the fill went in unpacked.

Mulch Mound Pro Tip

If your project needs both structural fill and a growing layer on top, order them as two separate deliveries rather than trying to blend them. Fill dirt is subsoil, not designed to grow anything, so capping it with 4 to 6 inches of real topsoil gives grass or beds a fighting chance while keeping your base solid underneath where it actually needs to hold weight.

Grading and Filling in Idaho Falls

Idaho Falls sits at 4,705 feet on silt loam that compacts unevenly if it's not built up in controlled lifts, which matters if you're leveling ground near the Greenbelt or backfilling a new build in one of the newer subdivisions. With frost arriving by early October and the ground not fully workable again until after the May 8 last frost, most fill projects here happen in a tight window and need to be planned rather than rushed. Because fill dirt is structural, not topsoil, it holds up under patios, sheds, and driveway approaches better than native soil that hasn't been screened. Get the base right now and you won't be fighting settling cracks two winters from now.

What Fill Dirt Is

Fill dirt is inorganic subsoil sold for volume and grade, not for growing. Small rocks and bits of stick or root are normal in the mix. It compacts predictably, which is exactly what you want under slabs, in trenches, and behind walls.

Fill Dirt vs Topsoil

Fill dirt builds the shape of the ground, topsoil grows things on top of it. Bring the grade up with fill, then cap it with 4 to 6 inches of topsoil anywhere grass or plants are going in.

Compact in Lifts

Place fill in layers of 4 to 6 inches and compact each one before adding the next. Dumping the full depth at once leaves voids that settle later, and settling is the one problem fill is supposed to solve.

Frequently Asked Questions

Click a question to see the answer

Answer

Is fill dirt the same as topsoil?

No. Fill dirt is subsoil screened of debris and rock, meant for building up grade, backfilling, and structural base work, not for growing anything. Topsoil has organic content and nutrients fill dirt doesn't. Most projects here use fill dirt to raise the level, then cap it with topsoil wherever grass, plants, or beds need to take root.

Answer

How much fill dirt do I need to raise a 200 square foot low spot by 8 inches?

At 8 inches deep across 200 square feet, you're looking at close to 5 cubic yards before accounting for compaction. Since fill settles as it's tamped, plan on ordering slightly more, closer to 5.5 to 6 cubic yards, so you don't end up short after compacting each lift.

Answer

When's the best time to bring in fill dirt in Idaho Falls?

Anytime the ground isn't frozen or saturated works, generally between the May 8 last frost and the October 5 first frost. Working in wet spring conditions on our silt loam base can trap moisture under the fill, so if you can wait for a dry stretch, your compaction will hold up better long term.

Answer

Where will the truck place the load and do I need to be home?

Delivery is scheduled at checkout, and the driver will place the load as close to your project area as your driveway or access allows. You don't need to be present, but clearing the drop zone ahead of time and marking where you want it dumped helps avoid surprises.

Answer

Should I get fill dirt or road base for a shed pad?

Fill dirt works for raising the grade under a pad, but for the top few inches where you need real load bearing stability, road base or compacted gravel drains and holds better than fill alone. A common approach is fill dirt to build up the bulk of the height, then a road base cap for the final structural layer under the shed.

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