12×21 single
252 sq ft — one full-size truck or SUV
Regular roof · certified upgrade $1,695+
Configure →
Metal carports built for Lawton, OK
Engineered for 90+ MPH Comanche County winds, real Oklahoma weather, and the way folks here actually use a carport. Family-run, free delivery across Comanche County, certified builds when your county requires the stamp.
BBB A+ Accredited 4.9★ (120 Google reviews) 15+ years in business Family-run · OK / TX / KS
Tell us your ZIP and size — we’ll text or call back same day with a real itemized quote (building, anchors, freight, engineering if needed). No call-center scripts.
Build & price your Lawton carport
Lawton sits in the shadow of the Wichita Mountains and right next door to Fort Sill, which means Barn Brothers builds for a town that knows the difference between something that looks tough and something that actually is. We see a lot of military families here who PCS in, buy a place off Cache Road or out toward Medicine Park Highway, and want a carport that can take Comanche County weather without becoming a project they have to deal with before the next move. Civilian homeowners up around Elmer Thomas Park and out by Lake Lawtonka want the same thing: a steel cover that goes up clean and stays put. When folks search metal carports Lawton OK, they're usually thinking about that one truck or RV that's been baking in the sun, or the boat that needs to come out of the hail line. We build certified 90+ mph units to handle the gusts that roll off the Wichitas, and our crews know the red dirt and caliche around Lawton well enough to set anchors right the first time.
20×21 two-car
420 sq ft — two full-size vehicles side-by-side
Boxed eave or vertical · certified to 105 MPH
Configure →24×31 RV / boat
744 sq ft — pontoon, mid-size travel trailer
Vertical roof recommended · 12-ga upgrade
Configure →Prices include delivery within Comanche County. Permits may apply — see local specs below.
See full price grid — 9 sizes × 3 roof styles (standard & certified) +
| Size (footprint) | Roof style | Standard | Certified 105 MPH |
|---|---|---|---|
| 12×21 (252 sq ft — single vehicle) | Regular | $1,395–$1,595 | $1,695–$1,895 |
| Boxed eave | $1,595–$1,795 | $1,895–$2,095 | |
| Vertical | $1,795–$1,995 | $2,095–$2,295 | |
| 18×21 (378 sq ft — compact two-vehicle) | Regular | $1,795–$2,095 | $2,195–$2,495 |
| Boxed eave | $2,095–$2,395 | $2,495–$2,795 | |
| Vertical | $2,395–$2,695 | $2,795–$3,095 | |
| 20×21 (420 sq ft — true two-car) | Regular | $1,995–$2,295 | $2,395–$2,695 |
| Boxed eave | $2,295–$2,595 | $2,695–$2,995 | |
| Vertical | $2,595–$2,895 | $2,995–$3,295 | |
| 20×26 (520 sq ft — two trucks + storage) | Regular | $2,395–$2,795 | $2,895–$3,295 |
| Boxed eave | $2,795–$3,195 | $3,295–$3,695 | |
| Vertical | $3,095–$3,495 | $3,595–$3,995 | |
| 24×26 (624 sq ft — boat / small RV) | Regular | $2,895–$3,395 | $3,395–$3,895 |
| Boxed eave | $3,295–$3,795 | $3,795–$4,295 | |
| Vertical | $3,595–$4,095 | $4,095–$4,595 | |
| 24×31 (744 sq ft — pontoon / mid RV) | Regular | $3,395–$3,895 | $3,995–$4,495 |
| Boxed eave | $3,795–$4,295 | $4,395–$4,895 | |
| Vertical | $4,095–$4,595 | $4,695–$5,195 | |
| 30×31 (930 sq ft — triple-bay / shop) | Boxed eave | $4,395–$4,995 | $4,995–$5,595 |
| Vertical | $4,795–$5,395 | $5,395–$5,995 | |
| 30×41 (1,230 sq ft — equipment / multi-RV) | Boxed eave | $5,495–$6,295 | $6,195–$6,995 |
| Vertical | $5,995–$6,795 | $6,695–$7,495 | |
| 40×41 (1,640 sq ft — commercial / ag) | Vertical (certified only) | — | $7,995–$9,495 |
All prices delivered & installed in Comanche County. Standard 14-ga frame, 29-ga panels, mobile-home anchors. 12-ga frame, 26-ga panels, auger anchors, gutters, sides, and doors are itemized add-ons. 30-ft and 40-ft widths require vertical roof. Steel pricing locked at deposit.
Local specs for Lawton, OK
Wind rating
140 MPH
Certified to handle Comanche County straight-line wind events.
Snow load
35 PSF
Meets Oklahoma snow-load minimums for Lawton and surrounding communities.
Permits
Most: none
Inside Lawton city limits, the Community Development Department generally requires a permit for any accessory structure over a certain footprint, and they'll want to see setbacks from property lines and any easements before they sign off. If your property is anywhere near Fort Sill, there are airspace and noise-overlay considerations that can come into play for taller structures, so it's worth a quick call to the city before you commit to a tall RV cover. Outside city limits in unincorporated Comanche County, requirements are looser but you still need to respect utility easements and septic setbacks. HOAs in newer subdivisions on the west and south sides of Lawton sometimes restrict metal color or require side panels, so check your covenants. We're happy to provide engineered drawings, wind certification letters, and anchor specs for any permit packet, and we don't quote permit fees because they shift; the city or county counter is the right source for current numbers.
What your Lawton carport actually has to survive
Lawton sits in Comanche County, near Wichita Mountains Wildlife Refuge, with road access via I-44. The 2018 IBC wind speed map puts most of this region in the 115 MPH ultimate design wind zone (Risk Category II, Exposure C), which converts to roughly a 90 MPH nominal basic wind speed on engineered drawings.
Standard 14-gauge framing with mobile-home anchors and 29-gauge roofing rates to about 90 MPH — exactly the minimum, with zero margin. Our certified units are engineered up to 140 MPH wind and 35 PSF snow load depending on bracing, anchor pattern, and roof style. Out on open ridges and exposed pasture, we strongly recommend going certified at minimum 105 MPH.
Anchoring matters more than gauge. Most of Comanche County sits on the kind of clay-loam soils that give standard 30-inch mobile-home rebar anchors trouble — they lose 30–50% of their pull-out strength in dry months. We use 48-inch helical/auger anchors for any carport over 18 feet wide on dirt, concrete wedge anchors on slabs, and asphalt anchors with epoxy bonding on blacktop. Expect $80–$150 in anchor upgrades over the base “mobile home anchor” pricing other companies advertise. Worth every penny.
Snow load is low, ice is real. Design ground snow load for this part of Oklahoma is roughly 5 PSF under ASCE 7-16. But the 2021 ice storm dropped 1–2 inches of solid ice across much of the state. A quarter-inch of ice on a 20×26 vertical-roof carport adds roughly 400–500 pounds of point load. Vertical roof sheds it; horizontal-panel regular roofs trap it. That’s why we push vertical hard for any building over 24 feet wide.
Recent installs near Lawton
Service area & install map
We deliver and install across Comanche County and surrounding counties. Lot pickup at 227 1/2 N Main St., Waurika, OK 73573.
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Estimate your monthly payment
Estimated monthly payment
$/mo
Estimate only. Assumes 9.99% APR. Subject to credit approval.
Apply with my quoteFour ways to pay — honest math, side by side
A bare-bones 20×21 carport runs in the low four figures; a fully enclosed 30×41 shop can push past $20,000. Here are the four legitimate ways to pay for one — we’ll quote all of them on the same email and let you decide.
1. Cash or card (best price)
Pay cash and we discount 3–5% off the financed price. On a $6,800 carport that’s $200–$340 back in your pocket. Card payments accepted up to $10,000 (2.9% processor fee passed through).
2. Traditional financing
Three lender partners specializing in outdoor structures & ag buildings. APR range 7.49%–17.99%, terms 24–120 months, soft credit pull for pre-qualification. Same-day approval. Lender pays us at completion.
3. Rent-to-own (no credit check)
No credit check. Approval based on ID + verifiable monthly income, under 10 minutes. Down payment is first month + one-month security deposit. 36/48/60-month terms, you own it outright at the end. Total cost runs ~1.6–1.9× cash price.
4. Split-pay (half now, half on install)
Waiting on a tax refund, hay check, or royalty deposit? Split into two payments — half down to lock production, balance the day the crew rolls off your property. No interest. Max project size $12,000.
Three layers of coverage, in plain English
Every Lawton build carries frame, panel, and workmanship warranties, with optional engineer certification for permits or insurance.
Frame warranty
20 years
Every leg, rafter, brace, and purlin warranted against rust-through and structural failure for 20 years from install. Hot-dipped galvanized 14-ga steel standard, 12-ga upgrade available. G90 zinc spec (0.90 oz/sq ft both sides) — the agricultural building workhorse standard.
Panel warranty
10 years
29-ga sheet panels carry a 10-year manufacturer warranty against fade, chalk, and chip-through. Silicone-modified polyester paint over galvalume substrate — the same material on most commercial pole barns across Oklahoma. 26-ga upgrade extends panel warranty to 20 years (+8–12% panel-line cost).
Workmanship
1 year
Anything our crew installs is warranted for 12 months from completion. Loose bolts, misaligned panels, leaks at penetrations, anchor failure on level ground — we come back and fix it on our dime. Most claims hit in the first 90 days, almost always after the first big windstorm.
Engineer certification (optional)
For buyers who need stamped drawings — typically those building inside Lawton city limits, financing through a bank that requires it, or installing in flood-prone zones — we offer engineer-certified plans for an additional $375–$650 depending on building size. Certified buildings are engineered to specific wind and snow loads (standard for this part of Oklahoma is 90 MPH wind, 5 PSF snow; we can spec up to 140 MPH wind / 35 PSF snow). Stamp issued by a licensed Oklahoma PE and accepted by every Comanche County permit office we’ve worked with.
What is not covered: acts of God (tornadoes, hail over 1.5″, named storms), modifications by third parties, damage from impacts (tractors, livestock, vehicles), and rust from coastal salt exposure. Trim accessories (gable ends, ridge caps) are covered for 5 years rather than 10 because of the way the bend stresses the paint.
Metal carport vs. wood vs. prefab kit
After 20+ years of building across Oklahoma, here’s the straight talk on three options Lawton buyers actually consider.
Frequently asked questions
Do I need a permit for a metal carport in Lawton or Comanche County?+
For most residential carports under 200 square feet inside Lawton city limits, no permit is required, but anything larger or attached to an existing structure should be cleared with City Hall first. Comanche County generally does not require permits for ag-use carports on properties outside city limits, which covers most rural addresses we install at. We always recommend a quick call to the city clerk’s office if you’re inside the city, and we’ll provide stamped engineered drawings on certified units to make that conversation easy.
What about HOA approvals?+
Most older neighborhoods near Lawton have very few HOAs, but if you’re in a newer subdivision or a neighborhood with covenants, check your CC&Rs before ordering. Most HOAs that do exist in this part of Oklahoma allow metal carports as long as the color matches the home and the structure is set behind the front building line. We can provide a color rendering and dimensioned site plan you can submit for board approval at no charge.
How do you anchor a carport on Oklahoma clay?+
Clay is friendly to work with as long as it’s not saturated. On bare ground we use 32-inch rebar anchors driven at opposing angles through the base rail, which gives excellent pull-out resistance once the clay sets back around them. On concrete pads we use 3/8-inch wedge anchors, and on asphalt we use mobile-home auger anchors. We adjust the anchor package based on what we see when our crew arrives.
Are these carports tornado-rated?+
No carport, ours or anyone else’s, is rated to survive a direct tornado strike. What our certified units are rated for is sustained wind loads up to 140 MPH and gusts associated with severe thunderstorms, which covers the vast majority of weather events Lawton sees in a year. For maximum survivability, we recommend the 12-gauge frame, fully enclosed sides, and concrete anchoring.
How long does delivery to Lawton take?+
Standard lead time from order to install in Lawton is currently 3 to 5 weeks, with certified units running closer to 5 to 7 weeks because the engineered drawings have to be produced first. We schedule installs in geographic clusters, so if we already have a job booked nearby that week, we can sometimes move you up.
Concrete pad, gravel, or dirt — which do I need?+
All three work, and we install on all three regularly. Bare dirt is the cheapest and perfectly fine for vehicle storage; gravel is our most popular base because it drains well and stays cleaner; concrete is the premium choice and required if you ever want to fully enclose the structure later.
What colors can I choose?+
We offer 13 standard panel colors at no upcharge, including Barn Red, Burnished Slate, Pebble Beige, Quaker Gray, Ivory, Forest Green, Rustic Red, Black, White, Light Stone, Hawaiian Blue, Clay, and Galvalume bare metal. Roof and walls can be different colors, and trim can be a third color for a two-tone look.
Certified versus non-certified — what’s the difference?+
A certified unit comes with stamped engineered drawings showing it meets specific wind and snow load ratings for your county, and uses heavier anchoring and additional bracing to hit those numbers. If you need a permit, are in a windy exposed location, or want insurance to cover it as a permanent structure, get certified — typically a $300–$700 upcharge.
What’s the minimum credit score for financing?+
Our financing partner approves customers with scores as low as 600 for the standard program, and there is also a no-credit-check rent-to-own option that approves nearly everyone. Most customers see 24- to 60-month options with payments starting around $89/month on a basic carport.
How much deposit do I need?+
For cash orders we require a 10% deposit at signing, with the balance due the day of installation by check or card. For financed orders the deposit is typically zero down, and for rent-to-own the first month’s payment serves as your deposit. We do not ask for full payment up front under any circumstances.
How do warranty claims work?+
Our 20-year rust-through warranty on the panels is handled directly by the panel manufacturer with our help — you call us, we file the paperwork, and they ship replacement panels if there’s a manufacturing defect. The 1-year workmanship warranty on the install is handled by us in-house.
Can I move the carport to a new property later?+
Yes, our carports can be disassembled and relocated, and we offer that as a service for around $400–$900 depending on size and distance. The frame and panels are reusable; the anchors and any concrete work stay behind.
Can I add sides or fully enclose it later?+
Absolutely, and a lot of our Lawton customers do exactly that. An open carport can be converted to a partially enclosed structure or a fully enclosed garage in a few hours, using the same color panels we originally installed.
Do you build on properties near Fort Sill?+
Yes. We build all around Fort Sill and for plenty of military families on post-adjacent properties. Just be aware that taller structures within certain zones around the installation may have additional review, and we'll work with you to provide any documentation the city or base needs.
Will a Lawton carport hold up in the wind off the Wichitas?+
Built to the 90+ mph certified package, yes. For homes on the west side closer to the mountains or in exposed areas like out toward Mount Scott, we recommend the 100 mph upgrade and 12-gauge framing. The base unit handles typical Lawton conditions; the upgrade handles the bad days.
How long does install take in Lawton?+
Most standard carports go up in a single day once we're on site. Larger garages or fully enclosed buildings can run two to three days. Lead time from order to install in Lawton is typically two to four weeks depending on the season.
What Lawton neighbors are saying
4.9★ average across 120 Google reviews
★★★★★
“I called three companies about a metal garage for my tractor. Two of them quoted me higher and wanted six weeks just to get a stamped plan. Marcy had me a written quote the same afternoon and the crew was here 18 days later. Whole thing went up in a day and a half. The roll-up door tracks were a hair off when they finished — they came back the next Friday on their own and adjusted them, no charge, no argument.”
★★★★★
“Bought a small travel trailer last spring and needed something to keep the sun off it. I am on a fixed income, so the rent-to-own option was the only way I could swing it. The lady on the phone walked me through the whole thing twice without making me feel dumb for asking. The crew showed up at 7:45 a.m. like they said they would, and the foreman shook my hand before he left. Little things matter.”
★★★★★
“Needed cover for round bales before fall cutting. Called several others — all of them wanted 8 to 10 weeks. Barn Brothers had it standing in 23 days flat. The crew showed up at 7 a.m., were eating lunch in the truck by noon, and packed up at 4. I have had it through one round of those April storms now and it has not creaked. Worth every dollar.”
Ready for your free Lawton carport quote?
Or call 405-477-1848 — we answer 7 days a week.