What is the most common deadbolt size?
Advantage LU Series | Grade 2 Double Deadbolt | US32D
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Open Jul 21, 2026 - 02:35 PM
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Jul 21, 2026 - 02:35 PM
The most common deadbolt size for residential doors is a 2-3/8 inch or 2-3/4 inch backset, which refers to the distance from the edge of the door to the center of the borehole. The standard diameter of the hole for most deadbolts is 2-1/8 inches. These sizes fit most modern doors in the United States.
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Advantage LU Series | Grade 2 Double Deadbolt | US32D
Advantage LU Series | Grade 2 Double Deadbolt | US32D Applications For offices, schools, hospitals, apartments, hotel/motel and other public buildings. Door Ranges 1-3/8” ~ 2” door thickness (35 ~ 51 mm). Backset 2-3/4”(70 mm) standard or 2-3/8” (60 mm). Strike 1-1/8" x 2-3/4 x 5/64" recta...
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