Concrete Slab Cost in District of Columbia
Estimated 2026 installed range: $3,000 – $6,000
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Open the calculatorCost by system type in District of Columbia
| Option | Low | High |
|---|---|---|
| 4-inch slab (400 sq ft) | $3,000 | $6,000 |
| 6-inch slab (400 sq ft) | $4,000 | $8,000 |
| Reinforced slab | $4,500 | $9,500 |
| Slab with footings | $5,000 | $10,000 |
| Stamped / decorative | $6,500 | $12,500 |
Local cost factors
Statewide drivers: South conditions and local labor rates. In District of Columbia, urban lots require engineered designs and tight permits.