Door Size Chart

Compare common U.S. door widths and heights in one easy reference. Use nominal door sizes as a starting point, then verify actual product dimensions before ordering.

Common Door Size Chart

Nominal Door Size	Width	Height	Typical Category
24 × 80	24 in	80 in	Interior
28 × 80	28 in	80 in	Interior
30 × 80	30 in	80 in	Interior
32 × 80	32 in	80 in	Interior
34 × 80	34 in	80 in	Interior
36 × 80	36 in	80 in	Interior / Exterior
36 × 84	36 in	84 in	Exterior
36 × 96	36 in	96 in	Exterior / Specialty

Door Widths

Door widths vary by application and product type. Common residential interior door widths include 24, 28, 30, 32, and 36 inches. A 32-inch or 36-inch door is also frequently used where a wider passage is desired.

24 × 80 Door

Reference information for a common 24-inch by 80-inch door.

28 × 80 Door

Reference dimensions and common uses for a 28 × 80 door.

30 × 80 Door

Explore common dimensions for a 30-inch by 80-inch door.

32 × 80 Door

Reference information for a common 32 × 80 door size.

34 × 80 Door

See typical reference information for a 34 × 80 door.

36 × 80 Door

Reference dimensions for a common 36 × 80 door.

36 × 84 Door

Reference information for a taller 36 × 84 door.

36 × 96 Door

Reference information for a 36 × 96 door size.

Door Height

An 80-inch height is common for many residential interior doors. Taller doors such as 84-inch and 96-inch options are also available for certain exterior, architectural, and specialty applications.

Nominal Size vs. Actual Size

The dimensions used to identify a door are often nominal dimensions. The actual slab, prehung unit, frame, and rough opening can have different measurements.

Important: This chart provides general reference information. Actual dimensions vary by manufacturer, door type, frame configuration, and installation method. Always check the product specifications before ordering.

Frequently Asked Questions

What are common standard door sizes?

Common residential door sizes include several widths from the mid-20-inch range through 36 inches, with 80 inches being a common residential height.

What does the first number in a door size mean?

In a size such as 30 × 80, the first number generally represents the nominal width and the second number represents the nominal height.

Does a 36 × 80 door measure exactly 36 × 80 inches?

Not necessarily. Nominal size and actual product dimensions can differ, especially for prehung door units and framed assemblies.