Home / Post-frame vs metal
Post-frame vs metal building for a Utah lot
Both usually end up with steel panels on the outside, so they can look nearly the same from the street. What's different is the skeleton underneath, and that affects cost, permitting, and how easy the building is to finish inside.
Side by side
| Question | Post-frame (pole barn) | Metal building (steel frame) |
|---|---|---|
| What holds it up? | Wood columns every 8–12 ft and wood trusses | Steel rigid frames spaced 20–25 ft apart |
| Typical installed price | $15–40/sf (HomeGuide, Angi 2026) | About $20–50/sf erected on a slab (HomeGuide 2026) |
| Concrete needed | Footings at each post. Floor is optional. | Perimeter foundation and anchor bolts, usually with a slab |
| Finishing inside | Easy to screw drywall, shelving, and wiring to the wood | Needs added framing or liner panels |
| Who builds it | Many local Utah crews | Fewer crews. Often a kit shipped to you, then erected. |
| Sweet spot | Garages, shops, barns, barndominiums under ~60 ft wide | Very wide spans, commercial uses, mezzanines |
Our take for most Utah homeowners
For an RV garage, shop, or horse barn on a residential or small-acreage lot, post-frame is usually cheaper because you don't need a full foundation, and more local crews build it. Interior finish work is easier with wood framing too.
A steel frame starts to make sense once you need spans much wider than about 60–80 ft, an overhead crane, or a commercial occupancy. Some Utah crews build both. If you're undecided, say so in the notes and ask for bids on each.
Questions for either builder
- What roof snow load and wind speed are on the stamped plans?
- Are the posts laminated, treated solid-sawn, or on concrete brackets?
- What gauge is the steel, and what does the paint warranty cover?
- Who pulls the permit and schedules inspections?