PROBLEM TO BE SOLVED: To provide a floor layout creation device, a floor layout display system, and a floor layout creation method capable of setting a work area at an appropriate position on a floor on which production equipment is arranged. A floor layout creating method is a method for preparatory work before working in production equipment, based on work frequency information including the work frequency of working in production equipment and arrangement information including equipment layouts of a plurality of production equipment. Is set in the floor where the production equipment is placed (ST5), and a floor layout in which the production equipment and the work area are placed on the floor is created based on the set work area (ST6). [Selection diagram] Figure 10
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