Door Replacement Cost Calculator

Door choices range $200–6,000+ — exterior security and energy seal drive material premiums.

Interior doors

Per interior

Exterior doors

Per exterior

Garage doors

Per garage door

Total cost

$8,600

Interior total

$2,800

Exterior + garage total

$5,800

How the math works

Total = (interior × per) + (exterior × per) + (garage × per).

8 × $350 + 2 × $1,800 + 1 × $2,200 = $2,800 + $3,600 + $2,200 = $8,600 door replacement.

How to Use

Enter interior doors.
Enter per interior.
Enter exterior doors.
Enter per exterior.
Enter garage doors.
Enter per garage door.
Read total cost.

Frequently Asked Questions

Door cost benchmarks?

Interior hollow-core: $50–200 + $100–300 install. Interior solid-core: $200–500 + $150–400. Exterior fiberglass: $500–2,000 + $300–600. Exterior steel: $400–1,500 + $300–500. Exterior wood (oak, mahogany): $1,000–6,000+ + $400–1,000. Patio sliding glass: $800–3,500. Patio French doors: $1,500–6,000. Garage door (single): $700–2,500 + $300–600 install. Garage door (double): $1,200–4,500 + $400–800 install. Smart garage opener (MyQ): $200–500.

How accurate is this estimate?

Material and labor estimates are accurate to ±15% with reasonable inputs but local market conditions vary. Major markets cost 30–60% more than rural. Labor rates regional (union vs non-union, prevailing wage). Material prices fluctuate with commodity cycles. Get 3 contractor bids for any work over $5k. This calculator is a sanity check, not a substitute for actual quotes.

DIY vs contractor?

DIY savings: 40–70% of contractor cost on labor. Realistic skill threshold: painting, basic plumbing, simple electrical, drywall, flooring. Pro required: structural, gas, complex electrical, HVAC, roofing (warranty + insurance), permits. Permitted work without license risks insurance and resale. Time: hobby DIYers 3–5x slower than pro. Tools and learning curve real.

Permit and code compliance?

Permits required for: structural changes, additions, electrical service changes, plumbing rough-in, HVAC replacement, roof replacement (varies), fence (varies). Cost: $50–2,000+ depending on scope. Skipping permit risks: stop work order, fines, forced removal, insurance denial, resale title issues. Always pull permit; cost is small relative to compliance friction.