🔥 Fire Pit Calculator
Calculate blocks, ring layout, spacing, and base material for your fire pit.
Enter Fire Pit Specifications
Fire Pit Guide
📏 Size Guide
- 24-30": Personal, 1-2 people
- 36-42": Small group, 2-4 people
- 48-54": Standard, 4-8 people
- 60-72": Large gathering, 8+ people
📐 Diameter Reference
| Inside Diameter | Best For |
|---|---|
| 24-30" | Chairs close, intimate |
| 36-42" | Small patio spaces |
| 48" (4 ft) | Most common, versatile |
| 60"+ | Large gatherings |
✅ Building Steps
- Mark circle with spray paint
- Excavate 8" deep (6" base + block)
- Add and compact 6" gravel base
- Lay first course level and even
- Stack blocks, stagger joints
- Add cap stones with adhesive
⚠️ Safety Rules
- 10+ feet from structures
- Clear overhanging branches
- Use fire-rated materials only
- Keep water/fire extinguisher nearby
- Never leave fire unattended