Hosting a Winery Event? Here’s What to Know Before Renting a Restroom Trailer

A luxury restroom trailer next to a large vineyard.

Having one of those bright orange or dull grey plastic porta-potties at your winery event is a sure way to bring down the style. Whether it’s a dreamy vineyard wedding, a private wine tasting, or a company retreat surrounded by grapes and good vibes, your bathroom setup should feel just as thoughtful as the rest of your event.

If you’re not sure where to start when it comes to restroom trailers, don’t worry. We’ve put together this down-to-earth guide so you know exactly what to look for, and what to avoid, especially if you're diving into event rentals in Marin County or anywhere else in Wine Country.

Make Sure It Looks Like It Belongs

You’ve picked a stunning winery for a reason. So your restroom trailer should blend in, not stick out like a sore thumb.

Look for:

  • Clean, neutral exteriors – Think white fiberglass or even wood paneling that fits in with vineyard vibes.

  • No over-the-top branding – It’s your event, not a commercial.

  • Nice little touches – A welcome mat, potted plants, maybe some string lights? These go a long way.

At The Posh Privy, we’re big on making sure our trailers feel like part of the décor, not an afterthought you’re hoping guests won’t notice.

Go for Comfort Inside, Too

You wouldn’t seat your guests at a folding card table, right? Same goes for the bathroom. A luxury event deserves a luxury experience, even in the restroom.

What to look for inside:

  • Porcelain toilets (no plastic bowls, please!)

  • Real countertops and cabinetry

  • Stylish lighting

  • Plenty of space, not a cramped closet

You want guests to walk in and say, “Wait… this is a trailer?” That’s exactly the kind of reaction we aim for with our units.

Know Your Venue’s Quirks

Winery properties can be gorgeous, but they can also be tricky when it comes to setup.

Some things to think about:

  • Will the trailer need to be delivered down a narrow vineyard road?

  • Is the event site far from a power or water source?

  • Is the ground level enough to park a trailer?

If you’re not sure, don’t stress. A good restroom provider will ask these questions ahead of time and may even offer a site visit. We’ve worked all over Marin, Sonoma, and Napa, if there’s a unique challenge, chances are we’ve seen it before.

Size It Right

How many people are coming? Are they staying for a few hours or all night? These details help determine what size trailer you’ll need.

Here’s a quick cheat sheet:

  • Under 75 guests: A 2-stall trailer should do the trick

  • 75–150 guests: Go with 3 or 4 stalls

  • 150+ guests: You’ll want a bigger setup, 6 stalls or more

And keep in mind: if there’s wine flowing (and let’s be honest, there is), restroom usage usually goes up!

Ask About Attendants

Not all events need someone to monitor the restrooms, but having an on-site attendant can make a big difference. For larger or longer events, we usually recommend having one. It’s one less thing for you to manage.

Don’t Skimp on Cleanliness

Luxury doesn’t mean much if things aren’t spotless. Ask your rental company about how they clean and prep their trailers.

You’ll want to know:

  • Are the units deep cleaned before every event?

  • Do they come stocked with soap, toilet paper, and air freshener?

  • Is everything working and well-maintained?

We treat every restroom like it’s going to be on display at a five-star hotel opening. Because honestly, it kind of is.

Book Local, Book Experienced

It really helps to go with a team that knows the Wine Country landscape, literally. From backroad deliveries to vineyard power setups, a local crew like The Posh Privy knows how to work with these venues without missing a beat.

We’ve been doing this since 2016, and our team’s background in hospitality, engineering, and events means we see things from your point of view. We’ve helped hundreds of folks in Sonoma, Napa, and Marin plan events where the bathrooms were a highlight (seriously, guests talk about them!).

Make Every Part of Your Event Luxurious with The Posh Privy

A winery event is all about the experience, good wine, great people, and little details that make it all come together. Don’t let a clunky or unattractive restroom trailer throw off the vibe.

With the right setup, your restroom trailer can feel just as thoughtful and elegant as the rest of your event.

So when you’re planning event rentals in Marin County, be sure to include a luxury restroom trailer on your checklist. And if you want one that’s stylish, spotless, and stress-free? Contact The Posh Privy online or call us at (707)395-7674 to book your reservation.

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Let’s Talk ADA-Compliant Restroom Trailers (And Why You Actually Need One)