How Many People Can a 4 Stall Restroom Trailer Handle?
Four stalls comfortably cover a crew of 40 to 60 on a job site, or a few hundred guests at a single-day event with steady turnover, not everyone at once. If you are staffing a construction site, OSHA 1926.51(c)(1) sets toilet ratios by headcount: one facility for 20 workers or fewer, then one seat and one urinal per 40 workers up to 200. For a wedding or festival crowd, check our porta potty placement guide or the broader how many porta potties do I need breakdown, since event math runs differently than jobsite math. If your Hayward event pushes past what four stalls can handle, look at the 8 stall restroom trailer instead, or pair a trailer with standard porta potty rental units for overflow. Hayward Porta Pros can walk the math with you before you commit to a size, which saves a headache on delivery day.
What Does a 4 Stall Restroom Trailer Cost in Hayward?
Cost depends on duration, hookups and features like AC or flushable fixtures. Here is the general range:
| duration | low | typical | high |
|---|---|---|---|
| day | 175 | 800 | 2500 |
| week | 150 | 1397 | 1650 |
| weekend | 900 | 2000 | 3000 |
| event (multi-day) | 2499 | 3500 | 3899 |
A delivery fee applies on top of the rental, and most delivery charges fall between 100 and 500 dollars depending on distance and site access. For a full cost breakdown across unit types, see restroom trailer rental cost or the general porta potty rental cost page. If you only need a trailer for a day, compare it against porta potty rental per day pricing before deciding. Longer jobs in Hayward often do better with a monthly porta potty rental arrangement instead of a trailer, depending on the crew size and budget.
Where Can a 4 Stall Restroom Trailer Be Placed on Site?
Placement needs firm, level ground and clear access for the delivery truck. Plan on roughly 60 feet of straight clearance behind the trailer for the truck to back in and level it, the same clearance our drivers need for roll-off dumpster rental drops. If the trailer needs to sit in a public right of way anywhere in Hayward, that placement needs confirming with the city before delivery, since we cannot state a specific permit rule here. For ADA access, ADA Standards section 405.2 caps ramp slope at 1:12, and section 403.5.1 calls for a 36 inch clear route, both worth checking if your event or site needs an accessible unit; see our ADA accessible porta potty page for standalone options. Sites near Union City, about 6.3 miles east of Hayward, or Cherryland, 5.2 miles north, use the same placement rules since access and grading matter more than zip code. Our porta potty placement guide covers ground prep in more depth. For weddings, check wedding restroom rental, and for larger festivals, festival restroom rental has more detail on multi-unit layouts.
Need water hookup or want to add a handwashing station rental nearby? Most trailers we place in Hayward pair well with a separate sink unit for high-traffic events. If your event also needs waste removal, look at construction dumpster rental or general roll-off dumpster rental for site cleanup, and temporary fence rental if you're managing crowd flow around the trailer. For general questions before booking, our FAQ and request a quote pages get you moving fast, or start from the restroom trailer rental hub if a 4 stall isn't quite the right fit.
How long does delivery and setup take for a 4 stall trailer?
Setup usually happens same-day once the trailer arrives, assuming the site has level ground and clear truck access. Hayward Porta Pros confirms site conditions before the delivery date so there are no surprises. Tight driveways or slopes may need a short site visit first.
Does the 4 stall trailer need a water and power hookup?
Some units need a standard water spigot and a nearby outlet; others run self-contained with onboard tanks. Ask about your specific unit when booking. Hayward Porta Pros will tell you exactly what the trailer needs before delivery day, based on features you choose.
Can I rent a 4 stall trailer for just a weekend?
Yes. Weekend rentals run higher per day than a full week, but they're common for weddings and two-day events in Hayward. Check the pricing table above for the weekend range, and book early since weekend units go fast in busy seasons.
Is a 4 stall trailer ADA accessible?
Not automatically. ADA Standards section 213.2 requires at least one accessible unit when portable toilets are clustered, and standard trailers may not meet clear width or turning circle rules. Ask about an ADA add-on unit if accessibility is required for your event.
What is the difference between a 4 stall and an 8 stall trailer?
An 8 stall trailer roughly doubles capacity, useful for events over a few hundred guests or larger crews. A 4 stall handles mid-size jobs and events well. See the 8 stall restroom trailer page for a direct size comparison.
Next step
Get a delivery date
Tell us the address, the dates and the headcount. We size the order and confirm the route.