Building your own carport saves thousands on labor costs. Use NailIt to estimate the exact materials you'll need—from lumber and roofing to fasteners and posts. Whether you're planning a single or double carport, get an accurate 2026 materials breakdown and build with confidence.
Estimated DIY materials cost for total materials for a 12×20 single carport — you supply the labor. Prices vary by region and brand.
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No. NailIt estimates materials only for DIY builders. You do the work yourself, so you only pay for the supplies you buy.
The cost ranges shown are for a standard 12×20 single carport. Use NailIt's calculator to adjust for your custom dimensions (e.g., 20×20 or double carport).
Permit and inspection fees vary by location and are separate from materials costs. Check with your local building department before starting. NailIt focuses on materials only.
Free AI breakdown for your exact carport builders — materials, costs, and where to buy them.
Estimates are AI-generated 2026 US DIY materials costs (labor not included); actual prices vary by region, brand, and size. · All 141 projects