A single interior door averages $362–$1,235 installed, with a national average near $798. Hollow-core prehung runs $150–$500, solid-core $400–$1,200, French doubles $700–$2,500, barn doors $575–$1,100, and pocket doors $800–$2,500 because of the wall work. Labor alone is $100–$300 per door.
- National average: ~$798 per door
- Hollow-core prehung: $150–$500
- Solid-core prehung: $400–$1,200
- French double door: $700–$2,500
- Pocket door (retrofit): $800–$2,500
| Door Type | Typical Installed Range | Notes |
|---|---|---|
| Hollow-core hinged | $150–$500 | Builder-grade default |
| Solid-core hinged | $400–$1,200 | Best sound isolation |
| Closet / bifold | $150–$600 | Lightweight, fast install |
| French (double) | $700–$2,500 | 4–6 hrs alignment |
| Sliding barn | $575–$1,100 | Surface-mount hardware |
| Pocket door | $800–$2,500 | Needs wall framing work |

