# Room - Interior Wall Area

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"Room"_"wall area" =
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KurtHeckman.Room - Interior Wall Area
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The Area of the Walls in a Room calculator compute the surface area of the interior walls in a rectangular room (blue in diagram) based on the length, width and height of the room.

INSTRUCTIONS: Choose your preferred units and enter the following:

• (l)  Length of the room
• (w) Width of the room
• (h)  Height of the room

Total Area (A): The calculator computes the area in square feet.  However, this can be automatically converted into other area units via the pull-down menu. Note, this does not include the ceiling.

Related Calculators:

• Compute the number of drywall sheets needed for a room
• To compute the number of gallons to paint or primer a room, CLICK HERE.
• To compute the cost to paint or prime a room, CLICK HERE.