Cost by door type
| Door type | Typical installed cost |
|---|---|
| Steel entry door | $1,800 – $3,500 |
| Fiberglass entry door | $2,500 – $7,000 |
| Wood entry door | $3,500 – $9,000 |
| Entry door with sidelights | $4,000 – $10,000 |
| Sliding patio door | $2,500 – $7,500 |
| French patio door | $4,000 – $10,000 |
| Impact entry door | $4,500 – $9,000 |
| Impact sliding or French door | $6,000 – $12,000+ |
| Storm door | $500 – $1,500 |
Ranges reflect typical Charleston-area projects in 2026. Your written estimate is based on your actual openings.
What changes the price
- Material and finish: fiberglass and wood cost more than steel.
- Glass: decorative and impact glass add cost.
- Sidelights and transoms: each adds material and labor.
- Rot repair: damaged subfloor or framing under the sill is common in older homes.
- Opening changes: widening an opening needs a new header and often a permit.
- Hardware: multi-point and smart locks add cost.
Comparing quotes
- Confirm it's a full prehung replacement, not a slab swap
- Ask if a sill pan and flashing are included
- Check how rot is priced if it's found
- Get product and labor warranties in writing
Common questions
How much does it cost to replace a front door in Charleston?
Most homeowners pay $2,500 to $7,000 for a fiberglass entry door installed. Doors with sidelights or impact glass run higher.
Is it worth replacing a patio door?
If the door leaks, drags or has fogged glass, a new one usually improves comfort, security and daily use right away.
Where we work
We install doors across Charleston and nearby communities, including Downtown Charleston, West Ashley, James Island, Mount Pleasant, North Charleston, Daniel Island and more.