How Many Porta Potties Do I Need?

number-of-attendees length-of-event
1 2 3 4 5 6 7 8 9 10
50 1 1 1 1 2 2 2 2 2 2
100 2 2 2 2 3 3 3 3 3 4
250 2 2 3 3 3 4 4 6 6 8
500 3 4 5 5 5 6 6 7 7 8
1000 5 7 8 8 9 9 10 10 12 12
2000 8 13 15 17 18 19 19 19 20 20
3000 12 19 23 25 28 28 28 30 30 30
4000 16 24 30 34 36 38 38 38 38 38
5000 19 32 38 42 44 46 46 48 48 48
6000 23 38 46 50 54 57 57 60 60 60
7000 28 42 54 60 63 66 66 66 66 66
8000 32 48 60 66 72 72 75 78 78 78
10000 38 60 75 84 88 92 96 96 96 100

Event Rental Chart

  • Determine how many hours your event will last.  If multiple days, use the longest day.
  • Determine your guest count.  If multiple days, use the day with the largest attendance.
  • Use the chart to determine the number of restrooms needed for your upcoming event.

Note:  If alcohol is being served, add 15-20% more restrooms.  Add one Handicap Accessible Restroom per 20 portable restrooms, or a minimum of one for events open to the public.  Adequate hand washing should also be provided with restrooms in all food service areas.
A minimum of (1) handwash station should be added per (4) restrooms

number-of-workers number-of-shifts
1 2 3
10 1 2 3
20 2 4 6
30 3 6 9
40 4 8 12
50 5 10 15
60 6 12 18
70 7 14 21
80 8 16 32

Weekly Rental Chart

  • Determine how many shifts will be worked at your jobsite.
  • Determine your workforce size, especially during peak times.
  • Use the chart to determine the number of restrooms needed for your upcoming project.

(1) Restroom can accommodate 10 workers during a 40-hour work week.