Metal Building Prices in Chambers County, Texas
Installed price ranges below are engineered to Chambers County's design loads — 140 mph design wind speed, TDI windstorm (WPI-8) certification, and no governing snow load. Pick a size for the full breakdown.
Serving Mont Belvieu, Anahuac, Winnie, Cove and the rest of Chambers County.
| Design wind speed | 140 mph — High (near-coast) |
|---|---|
| Ground snow load | 0 psf — non-governing |
| Seismic design category | B — non-governing in TX |
| TDI windstorm (WPI-8) | Required — catastrophe area |
| Region / county seat | Houston Metro · Anahuac |
| Permitting office | Chambers County Permitting Dept · 409-267-2700 |
Prices by size in Chambers County
| Size | Sq ft | Installed range |
|---|---|---|
| 12×20 | 240 | $4,300 – $7,700 |
| 20×20 | 400 | $7,100 – $13,100 |
| 20×30 | 600 | $10,700 – $19,000 |
| 24×30 | 720 | $13,100 – $23,200 |
| 30×30 | 900 | $16,100 – $29,200 |
| 24×40 | 960 | $17,300 – $30,900 |
| 30×40 | 1,200 | $20,200 – $35,700 |
| 30×50 | 1,500 | $25,000 – $44,600 |
| 40×40 | 1,600 | $26,800 – $47,600 |
| 30×60 | 1,800 | $29,800 – $53,600 |
| 40×60 | 2,400 | $39,900 – $71,400 |
| 50×50 | 2,500 | $41,700 – $74,400 |
| 50×60 | 3,000 | $50,000 – $78,500 |
| 40×80 | 3,200 | $53,600 – $83,900 |
| 40×100 | 4,000 | $66,600 – $104,700 |
| 50×80 | 4,000 | $66,600 – $104,700 |
| 60×80 | 4,800 | $79,700 – $125,500 |
| 50×100 | 5,000 | $83,300 – $130,900 |
| 60×100 | 6,000 | $100,000 – $157,100 |
| 60×120 | 7,200 | $120,200 – $188,600 |
| 80×100 | 8,000 | $133,300 – $209,400 |
Estimated range based on 2026 market data and Chambers County design requirements. Final pricing requires a dealer quote.
Building in Chambers County
Chambers County's 140 mph design wind speed is in the elevated-inland-coast band. This meaningfully changes the steel package: heavier columns, closer fastener spacing, and often rod-and-cable or portal bracing. Any reputable supplier will engineer to 140 mph for this county, and the price band on this page already reflects that added steel.
TDI windstorm certification (WPI-8) applies here
Chambers County is inside a Texas Department of Insurance (TDI) designated catastrophe area. To insure a structure through the Texas Windstorm Insurance Association (TWIA) — and often to satisfy the local building department — the building must be engineered to TDI standards and pass a WPI-8 windstorm inspection. In practice that means TDI-approved product evaluations, an engineer's design that meets the county wind load, and inspection at framing and completion so the installer can file for the WPI-8 certificate of compliance.
Budget for engineered, stamped plans and the inspection itself. Skipping certification can leave the building uninsurable against wind and hail in this county, so we've built the WPI-8 premium into the coastal price band rather than hiding it.
Foundation & slab in Chambers County
Steel is only half the job — the concrete under it is the other half. The Houston metro sits on expansive Beaumont and Lissie clays that swell and shrink with moisture. A properly designed slab — often post-tensioned or with a stiffened edge and moisture control — is what keeps a metal building square over time. Don't cut the foundation to save money here. The slab range shown in the estimator is a Texas-typical figure; your final number depends on a soils report and the local ready-mix price.