Mile High Food Trucks Builds for Rock Springs
Mile High Food Trucks builds custom food trucks and concession trailers for operators in Rock Springs, Wyoming, out of our Denver shop at 3895 E 45th Ave. We have delivered more than 200 builds, and Wyoming is regular territory for us. Rock Springs sits a straight shot south on the I-80 corridor, so getting a finished rig up to Sweetwater County is a routine run for our crew. Call 720-209-2653 to talk through what you want to run.
Every build starts with how you plan to make money. A truck feeding shift workers at an energy site has different needs than a trailer working the Sweetwater County Fair or downtown lunch service. We design the equipment layout, gas and electrical, water and waste, and ventilation around your menu and your volume, then build it to hold up to Wyoming roads and weather. Custom builds run $90,000 to $150,000 depending on equipment and finish, and most take about 16 weeks from deposit to keys.

Why Rock Springs Is a Strong Food Truck Market
Rock Springs runs on energy and it runs around the clock. Trona mining, natural gas, and the supporting trades put thousands of people on job sites and on shift schedules that do not line up with normal restaurant hours. Crews working nights and long rotations still need real food, and a mobile kitchen that shows up where they already are will outsell a sit-down spot that closes at nine. That shift-work demand is steady year round, which is exactly what you want under a food business.
On top of the daily workforce, Rock Springs pulls big crowds through events. The Sweetwater Events Complex hosts the Sweetwater County Fair, one of the largest county fairs in the state, along with rodeos, concerts, and trade shows that bring in thousands of hungry people over a few days. Those are the dates food trucks live for. Western Wyoming Community College adds a younger crowd and a steady flow of campus and community events during the school year.
Then there is the highway. I-80 is one of the busiest freight and travel routes in the country, and Rock Springs is a major stop on it. Truckers, road-trippers, and travelers moving between Salt Lake City and Cheyenne all pass through, and a well-placed truck near the interstate catches traffic that never touches a downtown restaurant. Between the energy workforce, the events, the college, and the highway, Rock Springs gives an operator several different ways to fill the schedule.
How Wyoming Food Truck Licensing Works
Wyoming licenses mobile food at the state level through the Wyoming Department of Agriculture, Consumer Health Services, known as CHS. A Wyoming mobile retail food license from CHS is generally recognized statewide, which is a real advantage if you want to work Rock Springs one weekend, Green River the next, and an event across the state after that, all on one license instead of chasing a new permit in every town. The initial license fee is $200, with an annual renewal around $100. Before you are licensed, the health authority reviews your plan: the equipment list, the layout, water and wastewater plumbing, refrigeration, and how food moves through the unit.
Wyoming also expects most mobile units to work out of a licensed commissary. The commissary is your home base for potable water, waste disposal, food storage, and cleaning, unless your unit is fully self-contained with its own water tank, wastewater holding, refrigeration, and a three-compartment sink. We build self-contained where the setup allows it so you have more freedom on where and how long you can operate.
One thing to know about Rock Springs specifically: Sweetwater County runs its own environmental health program, so mobile units working the area coordinate with Sweetwater County Environmental Health for licensing and a preopening inspection, and units are inspected at least once a year on an unannounced basis. On top of the health side, the City of Rock Springs requires a business license and a mobile vendor permit through Planning and Zoning, which runs $25 a month or $100 for the year and asks for your driver’s license, vehicle insurance and registration, your food handling permit, and general liability insurance if you work on public property. Expect a fire inspection as well: Sweetwater County Fire District 1 and the Rock Springs Fire Department check for a K-class extinguisher at the cookline, a UL 300 suppression system tagged within the last six months, and NFPA 58 compliant propane hardware. We build to those codes so your rig passes inspection instead of coming back for corrections.

Built for Wyoming Wind, Cold, and Long Highway Distances
Southwest Wyoming is hard on equipment. Winters are long and cold, the wind off the high desert does not quit, and Rock Springs sits at over 6,000 feet where thin air changes how burners and appliances perform. A truck built for mild weather will fight you here. We insulate for cold-weather service, seal against wind-driven dust, and spec heating so your crew and your product are not miserable in January. Water lines and tanks get protected against freezing, which is where a lot of cheaper builds fail their first winter.
Distance matters too. Wyoming operators put serious highway miles on a rig, whether that is the daily haul to a job site or a run down I-80 to an event two hours away. We build the chassis, mounting, and interior to take that pounding without shaking loose. Equipment is anchored properly, gas and electrical are secured for travel, and the whole unit is put together to survive being a working vehicle, not just a kitchen that happens to have wheels. Fewer breakdowns means more days you are actually open and selling.
Recent Builds Delivered
What We Build
We build custom food trucks and concession trailers from the frame up, matched to your menu, your budget, and how you plan to work. That includes cooking lines, refrigeration and freezers, hoods and fire suppression, fresh and waste water systems, generators or shore power, serving windows, and finish work inside and out. Start with our food truck builder to see how a custom build comes together, and check custom food truck cost for straight answers on pricing.
Want to see the work before you commit? Browse the gallery for trucks and trailers we have delivered. If you would rather not wait the full build time, look at the shop for pre-built and used units ready to go. We also handle repairs and service through our sister shop, Mile High RV Works, so your rig has a place to go when it needs work.
Why Rock Springs Operators Choose Mile High
Operators pick us because we build real working kitchens, not showpieces. With more than 200 builds behind us, we know what actually holds up when a truck runs six or seven days a week in tough conditions. We are licensed in Colorado, California, and Washington, and we build to code so your unit passes the Wyoming health and fire inspections that Rock Springs and Sweetwater County require.
You also get a straight process. We talk through your menu and your plan, design the layout around how you cook, quote it honestly, and deliver on the timeline we give you. When it is done we haul it to Rock Springs. And because we run our own service shop, we are not the kind of builder that disappears after the sale. You have a Denver shop to come back to for repairs, upgrades, and maintenance for the life of the rig.
Nearby Markets We Serve
Rock Springs pairs naturally with Green River just up the road, and we build for operators across the region. Our home base is Denver, so if you split time between Colorado and Wyoming, start with our Denver food truck builder page. For other parts of the state, see our work for Casper and Jackson. Same shop, same build quality, wherever in Wyoming you plan to run.
Frequently Asked Questions
How much does a custom food truck cost?
Our custom builds run $90,000 to $150,000. Where you land depends on the size of the unit, the cooking and refrigeration equipment your menu needs, power setup, and finish. We give you a clear quote after we understand your plan, with no surprises later. If that budget is more than you want to spend right now, ask about pre-built and used inventory in our shop.
How long does a build take?
Most custom builds take about 16 weeks from deposit to delivery. That covers design, plan approval, fabrication, equipment install, and testing. If you need to be open sooner, a pre-built or used unit can get you running much faster. Either way we give you a real timeline up front and keep you posted as the build moves.
What license do I need to run a food truck in Wyoming?
You need a mobile retail food license from the Wyoming Department of Agriculture, Consumer Health Services, which is generally recognized statewide. For Rock Springs you also coordinate with Sweetwater County Environmental Health for licensing and inspection, plus a City of Rock Springs business license and mobile vendor permit and a fire inspection. We build your unit to meet the health and fire codes so it passes inspection.
Can you build a truck for serving energy job sites?
Yes, and it is a smart market in Rock Springs. We build rugged, self-contained units that can run away from a commissary and handle high-volume service for shift crews. That means bigger water and waste capacity, strong onboard power, cold-weather protection, and a cooking line built for speed. Tell us where you plan to work and we spec the truck to match.
Do you build concession trailers too?
We do. Trailers give you more square footage and often cost less than a truck for the same kitchen, and they work well if you already have a vehicle to tow. They are a good fit for events like the Sweetwater County Fair and for parking at a fixed spot for a season. We build trailers to the same standard as our trucks, including for Wyoming weather and highway travel.
Get Started
If you are ready to build a food truck or trailer for Rock Springs, let’s talk. Call Mile High Food Trucks at 720-209-2653 to start your quote. Tell us your menu, where you want to work, and your timeline, and we will lay out a build that fits. From our Denver shop to your spot in Sweetwater County, we will get you a rig built to work and built to last.
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