How much does a concrete slab cost in District of Columbia?
Poured concrete pad with forms, gravel base, and rebar. Using District of Columbia material pricing, a typical DIY concrete slab runs about $751 in materials — 22% above the national average. These are estimates only, built from our live calculator's default project size — plug in your exact dimensions for a precise shopping list.
Estimates only — not a quote.
District of Columbia cost breakdown
| Estimate | Low | Typical | High |
|---|---|---|---|
| District of Columbia (DIY materials) | $638 | $751 | $1,014 |
| National average | $524 | $616 | $832 |
District of Columbia material prices run about 22% above the national average based on our regional pricing index. Based on a common-size concrete slab — enter your own dimensions in the calculator for an exact number.
DIY materials estimate: $751. Hiring a contractor in District of Columbia (materials + labor at ~$82/hr) estimates to $1,884–$2,526, roughly 15 labor hours. Estimated DIY savings: $1,389 (65%).
Get your exact District of Columbia price
Enter your dimensions for a precise materials list and cost — an estimate tailored to your build, not a generic average.
Frequently asked questions
Materials alone typically run $638–$1,014 in District of Columbia for a common-size project, based on current regional material pricing. This is an estimate, not a quote — use our free calculator for numbers matched to your exact dimensions.
DIY materials run about $751 versus an estimated contractor range of $1,884–$2,526 (materials plus labor at the regional rate of $82/hr). That's a potential estimated savings of $1,389 (65%) by doing it yourself.
Permit thresholds vary by project type and city. Check our District of Columbia permit lookup and build guide for the state-level rules before you start.
See our concrete slab materials and cut list page for the canonical parts list, then run the calculator with your dimensions for an exact quantity and cost breakdown.