standard entrance door size

Standard Entrance Door Sizes: A Comprehensive Guide

By Laura HernandezJanuary 11, 2026

The standard entrance door size is a crucial aspect of home design and construction, impacting both aesthetics and functionality. It's essential to understand the typical dimensions to ensure a perfect fit and optimal performance.

Standard door sizes vary slightly across different regions and building codes. However, there are some universally accepted sizes that cater to the majority of residential and commercial applications.

Standard Door Sizes in North America

In North America, the most common door sizes are based on the National Hardware Alliance (NHA) standards. These sizes are designed to fit standard door frames and hardware.

Standard Front Door Sizing Guide | Pella

three doors with measurements for each door and the size to fit them in different sizes

Understanding Standard Exterior Door Sizes

Here are the most common standard entrance door sizes in North America:

Single Doors

Single doors are typically used for interior and exterior applications. The most common sizes are:

Standard Door Size In Feet: Main Door Size & Internal Door Size

a drawing of an open door with measurements

32" x 80" (813mm x 2032mm) - This is the standard size for most interior doors and some exterior doors.
36" x 80" (914mm x 2032mm) - This size is also common for both interior and exterior doors, providing a bit more width for wider passageways.

Double Doors

Double doors, also known as French doors or patio doors, are often used for exterior applications, providing wider access and enhanced aesthetics. The standard sizes are:

36" x 80" (914mm x 2032mm) - Each door panel is 18" (457mm) wide.
48" x 96" (1219mm x 2438mm) - Each door panel is 24" (610mm) wide, providing even wider access.

Standard Door Sizes in Europe

In Europe, door sizes are typically measured in millimeters and follow different standards. The most common sizes are:

For single doors:

Standard Door Sizes – UK Door Size & Fire Door Size - Door Chart

the size and measurements of an interior wooden door with glass panels on each paneled section

Basic Knowledge About Doors and Windows Dimensions

the front door with measurements and details for each section, including an opening to the left side

10 Modern Front Door Designs That Instantly Elevate Your Home Entrance

826mm x 2000mm - This is the standard size for many interior and exterior doors.
926mm x 2000mm - A slightly wider option for both interior and exterior applications.

For double doors:

926mm x 2000mm (each door panel) - Common for both interior and exterior applications.
1226mm x 2000mm (each door panel) - Provides wider access and is often used for exterior applications.

When choosing a door, it's essential to consider the door frame size, as it should be slightly larger than the door itself to accommodate the doorstop and hinges. Always measure your door opening before purchasing a door to ensure a perfect fit.

In the world of home design, the standard entrance door size is just one aspect of creating a welcoming and functional entryway. Consider the overall aesthetic, material, and hardware to complement your home's style and meet your specific needs.