| Patio | Base tons (4 in) | Base: cheaper | Sand tons (1 in) | Sand bags | Sand: cheaper |
|---|---|---|---|---|---|
| 10 × 10 ft | 1.9 | Bulk | 0.46 | 19 | Bags |
| 12 × 12 ft | 2.7 | Bulk | 0.66 | 27 | Bags |
| 12 × 16 ft | 3.6 | Bulk | 0.88 | 36 | Bulk |
| 16 × 20 ft | 6.1 | Bulk | 1.47 | 59 | Bulk |
Typical 2026 US prices used in the tables: 80 lb concrete $6.50, ready-mix $170/yd³ plus a $150 short-load fee under 4 yd³; gravel $5.50 per 0.5 ft³ bag or $45/ton + $100 delivery; mulch $4 per 2 ft³ bag or $40/yd³ + $75 delivery; topsoil $3.25 per 0.75 ft³ bag or $35/yd³ + $75 delivery. Change any of them in the calculators.
Driveways with pavers need a 6–8 in base. Use one area for the base and one for the sand in the cubic yard calculator.