Large River Rock in Wyoming
Gumbo clay and fast spring melt call for a stable-looking landscape finish; Large River Rock gives Wyoming exposed runoff features rounded presence.
- Size: 2 inches to 4 inches
- Type: Smooth, naturally rounded stones
- Color: Tans, grays and browns
From $1,114 for 1 ton, delivery included (larger loads cost significantly less per ton)
Free delivery included
Free delivery anywhere in Wyoming
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Weekday delivery, earliest Nov 3
“Six tons of large river rock went into a swale that carries irrigation overflow across our place outside Buffalo, ordered through Wyoming Rock Supply. Big rock, mostly in the four to five inch range, and it has held through two seasons of heavy ditch flow without rolling downhill like the smaller stuff we tried first.”
Dennis O. · Verified Buyer
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Everything You Need to Know About Large River Rock
Size and Grading
- Size
- 2 inches to 4 inches
- Type
- Smooth, naturally rounded stones
- Color
- Tans, grays and browns
On Wyoming ground that shifts from gumbo clay to alkali flats, spring melt can put exposed landscape edges under sudden flow. Large River Rock offers a smooth, naturally rounded treatment for a dry creek course, a water-feature margin, or a focal point near open ground. The material creates a noticeable landscape element without a manufactured look.
Along ranch or corral landscapes, place Large River Rock after the runoff path is established, using it to cover the exposed course instead of loose, smaller stone. Its weight and substantial form make it resistant to displacement by flowing water, which suits erosion-control work where runoff crosses a hillside. The smooth surfaces are safe to handle during placement and give the finished route a natural appearance.
Quickly Calculate How Much You Need
Material: Large River Rock
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 (307) 207-5216 and we'll help you calculate the right quantity for your project.
Not sure how much you need? The River Rock Calculator has depth guides, coverage charts and worked examples for this material.
Common Uses
Creek Bed Layouts
Use large river rock to give a dry channel definition, texture, and a natural course across the landscape. Set it in an existing swale or shape a winding run to create a noticeable landscape detail.
Water Features & Pond Borders
Create a stone perimeter around ponds, waterfalls, and fountains using large river rock. The rounded material gives constructed water elements a natural-looking transition into the landscape.
Erosion Control
For slopes, embankments, and waterway margins, large river rock can help protect exposed soil from moving water. Its heavier, larger pieces are less likely to be carried off than finer materials.
Landscape Accent Features
Set large river rock in planting beds, near entry areas, or around standout plants for noticeable points of interest. Its larger scale gives the landscape a defined visual focus.
Why Choose Large River Rock
Strong Landscape Presence
At 2 to 4-inch, large river rock has a noticeable scale in a landscape. Use these stones where a defined focal point or stronger texture is wanted.
Exceptional Durability
Large river rock is a durable choice for landscape areas. The stone does not decompose, fade, or break down, so it can remain in place for long-term outdoor use.
Holds Its Position
Once placed, the weight of large river rock helps keep it from moving. This can be useful in Wyoming conditions with wind, runoff, and foot traffic.
Natural Authenticity
Water movement naturally gives every large river rock its own rounded form and surface character. These stones offer an organic appearance distinct from manufactured landscape materials.
Frequently Asked Questions About Large River Rock
Customer Reviews
Good rock, dumped farther than hoped
Three tons of large river rock for a dry creek bed out past Cody. Good size, holds up fine.
Kurt A. · Cody, WY · Verified Buyer
Wind never moves this border rock
Used five tons of large river rock as a border along the property line facing the county road outside Torrington. Heavy enough that the wind off the plains hasn't moved a single rock, and it gives the yard a finished edge without needing a fence.
Sheila P. · Torrington, WY · Verified Buyer
Swale holds up under irrigation overflow
Six tons of large river rock went into a swale that carries irrigation overflow across our place outside Buffalo, ordered through Wyoming Rock Supply. Big rock, mostly in the four to five inch range, and it has held through two seasons of heavy ditch flow without rolling downhill like the smaller stuff we tried first.
Dennis O. · Buffalo, WY · Verified Buyer
Culvert gully finally stopped washing out
Every spring the culvert under our county road outside Cowley dumps enough runoff to carve a new gully across the pasture, and I got tired of filling it back in with dirt that just washed out again. Ordered eight tons of large river rock and built a dry creek bed from the culvert mouth down to the stock pond.
Walter B. · Cowley, WY · Verified Buyer
No More Downspout Trenches
My gutters used to carve trenches along the foundation every time the snow melted fast. Three tons of large river rock went in under each downspout and along the back bed, and the rounded stones look natural against the log siding. Riverton clay holds water, so the rock keeps mud from splashing onto the siding after storms. Easy weekend project with my grandson helping haul buckets.
Ruth C. · Riverton, WY · Verified Buyer
Large River Rock has 5 verified customer reviews with an average rating of 4.8 out of 5.
