Link: http://www.co.gwinnett.ga.us/departments/planning/pdf/propmain.pdf

Residential Occupancy Limitations (Sections 14-341 through 14-347):

Occupancy limits established as follows:

Bedroom Area (Section 14-344):
1 occupant bedroom - 70 square feet
2 or more occupant bedrooms - 50 square feet per person

Living Room Area (Table 4.5):
1 to 2 occupants - no requirement
3 to 5 occupants - 120 square feet
6 or more occupants - 150 square feet

Dining Room Area (Table 4.5):
1 to 2 occupants - no requirement
3 to 5 occupants - 80 square feet
6 or more occupants - 100 square feet

Kitchen Area (Table 4.5):
1 to 5 occupants - 50 square feet
6 or more occupants - 60 square feet.

Penalties (Section 14-286): Minimum fine $250; maximum fine $1,000; and/or up to 60 days in jail.