Popular Interior Door Styles and Sizes
Not all interior doors are built the same, and the style you choose should work for both the room and your home's overall look.
- Slab door: This is a flat door panel without a frame, hinge, or hardware. A slab door is a go-to for replacement projects where the existing frame is in good shape. It's clean, versatile, and works well in closets, laundry rooms, and bedrooms.
- French doors: Known for their glass panels, French doors bring light and openness into a space. They're a popular choice for home offices, dining rooms, and shared living areas where you want a visual connection between rooms without fully removing the divide.
- 2-panel doors: With two horizontal or vertical raised panels, 2-panel doors offer a modern, understated look. They work well in contemporary or transitional homes and suit bedrooms, bathrooms, and hallways.
- 6-panel doors: A classic style featuring six recessed panels, 6-panel doors are one of the most widely used door styles in American homes. They fit traditional and craftsman-style interiors and hold up well in high-traffic areas.
For sizing, most standard interior doors are 80" tall, with widths commonly ranging from 24" to 36". Bathroom and closet doors usually fall on the narrower end (24"–28"), while bedroom and main living area doors typically use 30"–36" widths. Always measure your existing rough opening before selecting a replacement.
Interior Door Materials and Construction
Beyond style, construction type plays a big role in how your door performs day to day.
- Solid-core doors are built with a denser interior, typically a composite or wood core, which makes them heavier and more substantial. They tend to hold up well over time and can reduce sound transfer between rooms, making them a practical choice for bedrooms, home offices, or any space where privacy matters.
- Hollow-core doors are lighter and more budget-friendly. They work well in lower-traffic spaces like closets, laundry rooms, or secondary hallways where sound reduction and heavy use aren't primary concerns.
Neither option is universally better. It really comes down to the room, your project goals, and what you need the door to do.
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FAQs
What is the difference between a slab door and a prehung door?
A slab door is just the door panel itself with no frame, hinges, or hardware included. A prehung door comes as a complete unit, with the door already mounted in a frame. Slab doors work best when you're replacing an existing door, and the frame is still in good condition.
Are solid-core interior doors worth it?
For rooms where sound control and durability are priorities, like bedrooms and home offices, solid-core doors are generally a worthwhile upgrade. They're sturdier and tend to feel more substantial than hollow-core options. For low-traffic spaces like closets, hollow-core doors are often a practical, cost-effective fit.
What are the most popular interior door styles?
6-panel doors remain one of the most common styles in American homes due to their timeless, traditional look. 2-panel doors are increasingly popular in modern and transitional interiors. French doors are a top choice for adding light and openness between rooms.
