| Driveway | Yd³ at 4 in | Tons at 4 in | Tons at 6 in | Delivered cost at 6 in |
|---|---|---|---|---|
| 20 × 10 ft | 2.7 | 3.8 | 5.7 | $370 |
| 30 × 10 ft | 4.1 | 5.7 | 8.6 | $505 |
| 50 × 10 ft | 6.8 | 9.5 | 14.3 | $752 |
| 50 × 12 ft | 8.2 | 11.4 | 17.1 | $888 |
| 75 × 12 ft | 12.2 | 17.1 | 25.7 | $1,270 |
| 100 × 12 ft | 16.3 | 22.8 | 34.2 | $1,652 |
| 150 × 12 ft | 24.4 | 34.2 | 51.3 | $2,418 |
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.
Layering a new gravel driveway
- Base (4 in): #3 or #4 stone (1.5–3 in), compacted.
- Middle (2–3 in): #57 stone (¾–1 in).
- Top (2 in): crusher run or #411 (stone plus fines) that packs hard.
Add a woven geotextile fabric on soft soil. Add one gravel calculator area per layer, each with its own depth.