What is the cost to replace an interior door?

Replacing one interior door typically costs $150–$500 including door and labor. Pre-hung (frame included) is common. Same-size opening is cheapest.

Hollow vs solid core door cost?

Hollow core $150–$300 installed; solid core $250–$500. Solid core is heavier, more durable, and better for sound. French and glass cost more.

Can I install an interior door myself?

Pre-hung doors can be DIY with experience. Hanging and trimming require tools and patience. Pros ensure plumb and smooth operation.

How long does interior door installation take?

Single door: 2–4 hours. Multiple doors: half day to full day. Paint or stain after may be separate.

What is included in door installation?

Typically: door (slab or pre-hung), hardware (hinges, handle), and labor. Trim may be separate. Removal of old door usually included.

How do I get the best interior door installation quote?

Get 2–3 quotes. Specify door type and count. Ask if pre-hung and hardware are included. Compare cost per door.

What is a pre-hung door?

Pre-hung door comes with frame (jamb) and is installed as a unit. Easier and faster than fitting a slab into existing frame. Most common for replacement.

How much does it cost to resize a door opening?

Resizing an opening (widening or raising) typically adds $300–$1,000+ per opening due to framing and drywall.

Do interior doors need to be painted?

Many come pre-primed. Paint or stain is often separate. Allow dry time. Some contractors include one coat.

What is the cost per door for multiple doors?

Multiple doors often get a per-door discount. Five to ten doors might run $200–$400 per door installed depending on type.

Can you replace a door without replacing the frame?

Yes (slab only) if frame is in good shape and size matches. Cost $150–$350. Pre-hung replacement is more common.

How much does a French door cost to install?

Interior French door installation typically $400–$600+ per door including door and labor. Glass and quality affect price.

What causes interior doors to stick?

Humidity, settling, or poor fit. Planing or adjusting hinges often $75–$200. Replacement may be better if door is damaged.

Are bifold doors more expensive to install?

Bifold door installation typically $200–$500 per opening. Similar to standard door; hardware and track add cost.

Interior Door Installation Cost Calculator

Use this free interior door installation cost calculator to estimate cost by door type (hollow, solid, French) and number of doors. Most installations run $150–$600+ per door. Get a low, average, and high estimate below.

How much does interior door installation cost?

Interior door installation in the U.S. typically costs $150–$600+ per door: hollow $150–$300, solid $250–$500, French $400–$600+. Get 2–3 local quotes.

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These figures are based on national average material and labor costs adjusted for the options you selected. Actual pricing varies with your local market, site conditions, material availability and contractor workload. Always get two or three written quotes before committing to a project.

Average Interior Door Installation Cost

National averages run $150–$600+ per door. Final cost depends on type.

Cost by type (per door)

Typical ranges

Type	Estimated cost
Hollow core	$150–$300
Solid core	$250–$500
French / glass	$400–$600+

Cost factors

What drives the total

Factor	Impact
Pre-hung vs slab	Pre-hung common
Resize opening	+$300–$1,000+

What Affects Interior Door Installation Cost?

Door type — Solid and French cost more than hollow.
Count — Multiple doors often get per-door discount.
Opening changes — Resizing adds significant cost.

Data from contractor quotes

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Interior Door Installation Cost FAQs

Common questions about interior door installation cost.

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Disclaimer: Estimates are for planning only. Actual costs depend on door choice and local rates. Get 2–3 written quotes.