# Porta Potty Rental in Westminster, CO

> A standard portable toilet in Westminster, CO starts at $270 for a weekend rental (up to 7 days) or $320 per month, with 4 service visits included in every 28-day rental. Upgrades: deluxe flushing units run $374/weekend, ADA-accessible units $374/weekend, luxury restroom trailers from $1610/weekend. Every Westminster rate is all-inclusive: delivery, pickup, fuel, and environmental and local fees are built into the one price, so there are no surprise line items. Online orders are $0.39 higher than the phone price; either way, we deliver and service the unit ourselves. Enter your ZIP for your exact Westminster rate.

- Canonical page: https://dumpsterrentals.us/services/portable-toilets/colorado/westminster
- Provider: Ultimate Dumpsters, (866) 858-3867
- Service area: Westminster, Colorado
- Prices last verified: 2026-09-29
- Local facts last reviewed: 2026-09-29 by Michael V., Head of Operations
- Order online: https://dumpsterrentals.us/order?service=portable-toilets

## Westminster portable toilet prices by type

Weekend = up to 7 days. Monthly = 28 days with 4 service visits. Phone price shown; online orders are $0.39 higher. Delivery, pickup, fuel, and environmental and local fees are included.

| Unit type | Weekend | Monthly | What is included |
|---|---|---|---|
| Standard Portable Toilet | $270 | $320 | Enclosed unit, hand sanitizer, and toilet paper. Restocked at every service visit. |
| Deluxe Flushing Portable Toilet | $374 | $424 | Foot-pump flushing bowl plus an in-unit hand-wash sink. The guest-friendly upgrade. |
| ADA-Accessible Portable Toilet | $374 | $424 | Ground-level entry, interior grab bars, and a full wheelchair turning radius. ADA-compliant. |
| Portable Hand-Wash Station | $270 | $320 | Freestanding basin with a foot-pump faucet, soap, and paper towels. No hookups needed. |
| Luxury Restroom Trailer | $1610 | $1930 | Climate-controlled multi-stall trailer with flushing porcelain toilets, running-water sinks, mirrors, and lighting. |

## How we set Westminster porta potty prices

- Source: the Ultimate Dumpsters pricing matrix our order desk quotes from, read for Westminster, CO (ZIP 80030).
- What is priced: 10 rates, 5 unit types at a weekend and a monthly rate.
- Date: synced 2026-09-29, re-synced whenever the rate sheet changes.
- Limits: one unit at one Westminster address; other ZIPs can price differently; multi-unit events, extra service visits, and special placements are quoted to the job.

Cite as: Ultimate Dumpsters, "Porta Potty Rental in Westminster, CO" rate sheet, updated 2026-09-29. https://dumpsterrentals.us/services/portable-toilets/colorado/westminster

## How many portable toilets you need in Westminster

| People on site | Jobsite (OSHA, full week) | Public event (peak crowd) | Hand-wash stations |
|---|---|---|---|
| Up to 20 | 1 toilet | 1-2 toilets | 1 station |
| 20 to 50 | 2 toilets | 2-3 toilets | 1 station |
| 50 to 100 | 2-3 toilets | 3-4 toilets | 1-2 stations |
| 100 to 250 | 3-5 toilets | 5-7 toilets | 2 stations |
| 250 to 500 | 5-8 toilets | 8-12 toilets | 3 stations |
| 500 to 1,000 | Ask for a site plan | 13-20 toilets | 4-5 stations |

Jobsite counts follow OSHA 29 CFR 1926.51(c). At least 5 percent of public-event units (minimum one) must be ADA accessible.

## What renting a porta potty in Westminster is actually like

Westminster sits between Arvada and Thornton along US 36, but it runs its own rules, and we do not service it like its neighbors. Three local realities shape almost every Westminster order: Standley Lake, a regional park that is also the drinking water supply for more than 300,000 people; a special event permit that starts at just 25 people and can apply even on private property; and a freeze window that runs from early October into May, with a wide swing between afternoon and night. Here is how each one changes what we recommend.

### Why Westminster's long freeze window and wide daily swing shape service

At the weather station on Westminster's northeast side at about 5,370 feet, the 1991-2020 record puts the average first fall freeze around October 8, and it has come as early as mid-September. The average last spring freeze is around May 5, and in some years it has held off until late May. That is roughly seven months a year when a night can drop below freezing, even after a warm afternoon. We winterize units with a non-toxic antifreeze charge across that whole window, not just in midwinter, and we keep hand-wash stations with fresh water out of it unless the water can be managed.

The daily swing matters as much as the calendar. The same station averages about a 30-degree gap between the day's high and the night's low, wider still in July. A fall festival that starts in sunshine can end near freezing, and a unit that sat comfortably at noon can freeze overnight. In winter, the City of Westminster clears primary and secondary streets first, and residential streets only get service once snow tops about 8 inches, so on a neighborhood job we set the unit where our truck can reach it from a cleared street, on firm, level footing near the driveway apron.

### Westminster's 25-person event permit and its fall and holiday calendar

Westminster sets a lower bar for events than most cities we serve. A Special Event - Temporary Use Permit is required for any public event that expects 25 or more people on City property, including parks, trails, open space, sidewalks, and streets. It also applies on private property when a public event spreads out of the building into the parking lot, onto a neighboring lot, or into the street, which covers tent sales, car shows, farmers markets, chile roasting, and holiday tree lots. The city asks for the application at least 45 days ahead. We build the restroom count and placement into that site plan with you, so the permit and the order match.

The city's own calendar runs strong into the cold months. Westy Fest fills Westminster City Park in mid-October with carnival games, food trucks, live music, and a hot-air balloon glow that runs after dark, and the Holiday Lighting Ceremony at City Hall in early December is mostly outdoors. Both fall inside the freeze window. For fall and holiday events we winterize the units, add hand sanitizer where running water could freeze, light the path to the bank for after-dark crowds, and place units on pavement or firm ground so the service truck can reach them.

### Placement near Standley Lake and in the City of Westminster right-of-way

Standley Lake is more than a park. Its 1,063-acre reservoir, the third-largest in the Denver metro, is the primary drinking water supply for Westminster, Thornton, and Northglenn, serving more than 300,000 people, which is why no swimming or wading is allowed. Events there go through a separate Standley Lake application. On any job or event near the lake, or near the creeks and channels that feed the city's water, we set units on level, hard ground well back from the shoreline and drainage paths, service them on schedule so tanks never run near full, and route the pump truck on established roads only.

On private property, a driveway, a fenced jobsite, or a commercial pad with clear truck access, you generally do not need a city permit for the unit itself, though a public event that spills into a parking lot does need the event permit. Anything in a city street or sidewalk is a right-of-way matter. The City of Westminster Engineering Division reviews right-of-way permits under the City Engineer, applications and traffic control plans go through the online permit portal only, and the work must be done by a contractor holding a city public way contractor's license. Westminster publishes no separate portable-toilet permit, so tell us the exact address and whether the spot is private or in the street, and we confirm what it needs and coordinate it before delivery.

![A row of four portable toilets and a hand-wash station on a paved park path at dusk, with glowing hot-air balloons, food trucks, white tents, and golden autumn trees behind.](https://dumpsterrentals.us/porta-cities/westminster-co/westminster-fall-festival-balloon-glow.webp)
*A Westminster fall festival setup: units on firm pavement along a lit path, winterized because October nights here can freeze after a warm afternoon.*

![Two green portable toilets on a plowed gravel pad at a residential framing jobsite in winter](https://dumpsterrentals.us/porta-cities/_shared/winter-jobsite-snow.webp)
*Winter setup: units on a plowed, level pad with a shoveled path to the doors.*

![Hand-wash stations between a row of food trucks and a bank of portable toilets at a food festival](https://dumpsterrentals.us/porta-cities/_shared/festival-handwash-food.webp)
*Food event layout: hand-wash stations between the vendors and the toilets, where inspectors look for them.*

## Porta potty rental in Westminster, CO: FAQs

### How much does a porta potty rental cost in Westminster?

A standard portable toilet in Westminster, CO starts at $270 for a weekend rental (up to 7 days) or $320 per month, with 4 service visits included in every 28-day rental. Upgrades: deluxe flushing units run $374/weekend, ADA-accessible units $374/weekend, luxury restroom trailers from $1610/weekend. Every Westminster rate is all-inclusive: delivery, pickup, fuel, and environmental and local fees are built into the one price, so there are no surprise line items. Online orders are $0.39 higher than the phone price; either way, we deliver and service the unit ourselves. Enter your ZIP for your exact Westminster rate.

### How many porta potties do I need for a Westminster jobsite (OSHA)?

OSHA's construction sanitation rule, 29 CFR 1926.51(c)(1), sets the floor: 1 toilet for 20 or fewer workers; 1 toilet seat and 1 urinal per 40 workers from 20 up to 200; and 1 toilet seat and 1 urinal per 50 workers above 200. OSHA also expects a worker to reach a toilet within about a 10-minute walk. On a Westminster jobsite, a roughly 30-degree swing between afternoon and night means a crew can work hot and a unit can still freeze overnight, so we recommend sizing above the OSHA minimum in summer and winterizing across the full freeze window from early October into May. Tell us the crew size and we will size the order to the standard.

### How often should portable toilets be serviced in Westminster?

Our standard Westminster monthly rental includes 4 service visits over the 28-day period, roughly weekly. Each visit pumps the tank, sanitizes the interior, and restocks paper, soap, and hand sanitizer. In summer we add a mid-week visit for large crews and busy events. Because nights can freeze from early October into May, we winterize units across that whole window and plan winter service from streets the city has cleared, since residential streets are only plowed after about 8 inches of snow. Near Standley Lake and its drainage we keep service on a strict schedule so tanks never run close to full. Service is built into the rate, so compliance never depends on anyone remembering to call.

### Do I need an ADA-accessible unit for my Westminster event?

For an event open to the public, yes. The 2010 ADA Standards for Accessible Design require that at least 5 percent of the single-user portable toilets in each cluster be accessible, with a minimum of one, and each accessible unit is marked with the International Symbol of Accessibility. (Units provided only for construction workers are exempt.) In practice a small Westminster event needs at least one accessible unit; a larger one needs one per every 20 standard units. ADA units in Westminster run $374 for a weekend. The accessible unit has ground-level entry, interior grab bars, and a full wheelchair turning radius, and it needs firm, level ground with a clear approach path. Tell us your guest count and we will build the right ratio in.

### Do I need a permit for a porta potty in Westminster, Colorado?

On private property in Westminster, a driveway, a fenced jobsite, or a commercial pad with clear truck access, you generally do not need a city permit for a portable toilet on its own. Two things change that. A public event of 25 or more people on City property, or one that spills from a private building into a parking lot or the street, needs a Special Event - Temporary Use Permit. And anything placed in a public street or sidewalk is a right-of-way matter reviewed by the City of Westminster Engineering Division, applied for online by a contractor holding a city public way contractor's license. Westminster publishes no separate portable-toilet permit, so tell us the exact address and use, and we confirm what it needs and coordinate it before delivery.

### What is the difference between a standard, deluxe, and restroom trailer in Westminster?

A standard unit is the jobsite and everyday-event workhorse: enclosed, stocked, and cost-effective at $270/weekend. A deluxe flushing unit adds a foot-pump flushing bowl and an in-unit sink for guest-facing events like weddings and corporate functions at $374/weekend. A luxury restroom trailer is a climate-controlled, multi-stall unit with porcelain toilets, running-water sinks, and mirrors, indistinguishable from a fine-venue bathroom, from $1610/weekend. Pick by how guest-facing the site is and how long the rental runs.

### Can I get same-day or weekend porta potty delivery in Westminster?

Yes. We deliver and service portable toilets throughout Westminster and the surrounding Westminster metro area, with same-day and next-day drop-offs available in most of the area when you book early. Weekend event units are delivered clean before your event and picked up after. Enter your ZIP or call (866) 858-3867 and we will confirm the soonest available delivery for your address.

### Do you rent hand-wash stations in Westminster?

Yes. A freestanding hand-wash station pairs with any toilet unit and needs no power or water hookup: it has a foot-pump faucet, soap, and paper towels, stocked at delivery and every service visit. One station serves roughly four toilet units, the ratio most health departments expect. For food and drink events in Westminster, plan a station near the vendors and one near the toilets to cover both inspection points.

### Do I need a permit for portable toilets at a Westminster event?

Often, yes, and at a lower threshold than you might expect. Westminster requires a Special Event - Temporary Use Permit for a public event that expects 25 or more people on City property, and also for a public event on private property that spreads into the parking lot, a neighboring lot, or the street. The city asks for the application at least 45 days ahead, and events at Standley Lake use a separate application. The restrooms themselves are part of your site plan, so send us your date, expected peak crowd, and layout, and we size the bank, add hand-wash stations near food, and place the units so the plan you submit matches what we deliver. For October and December events we also winterize, since Westminster nights can freeze from early October into May.

## Sources & standards

- [OSHA 29 CFR 1926.51(c), Sanitation (construction)](https://www.osha.gov/laws-regs/regulations/standardnumber/1926/1926.51): Federal toilet-to-worker ratios for construction sites.
- [2010 ADA Standards for Accessible Design (DOJ, ADA.gov)](https://www.ada.gov/law-and-regs/design-standards/2010-stds/): Scoping and technical rules for accessible single-user toilet units.
- [U.S. Access Board, Chapter 6: Toilet Rooms](https://www.access-board.gov/ada/guides/chapter-6-toilet-rooms/): Plain-language guidance on the 5% accessible-unit scoping rule at events.
- [City of Westminster Engineering, Right-of-Way Permits](https://www.westminsterco.gov/746/Right-of-Way-Permits): The City of Westminster Engineering Division reviews right-of-way permits under the City Engineer, filed online with traffic control plans by contractors holding a city public way contractor's license.
- [City of Westminster, Special Event Permits](https://www.westminsterco.gov/442/Special-Event-Permits): Special Event - Temporary Use Permit required for public events of 25 or more people on City property or spilling from private property into parking lots or streets, filed at least 45 days ahead.
- [City of Westminster, Standley Lake Regional Park and Wildlife Refuge](https://www.westminsterco.gov/275/Standley-Lake-Regional-Park-and-Wildlife): Standley Lake is the primary drinking water supply for Westminster, Thornton, and Northglenn, serving more than 300,000 people, with no swimming or wading.
- [City of Westminster, Events](https://www.westminsterco.gov/175/Events): Westy Fest at Westminster City Park in October and the outdoor Holiday Lighting Ceremony at City Hall in December.
- [National Weather Service Boulder, Climate Data](https://www.weather.gov/wrh/climate?wfo=bou): Daily climate records for the Northglenn station on Westminster's northeast side, behind the freeze-date and daily-swing figures.

## Related

- [Westminster dumpster rental](https://dumpsterrentals.us/locations/colorado/westminster)
- [Porta potties in Colorado](https://dumpsterrentals.us/services/portable-toilets/colorado)
- [Construction porta potties](https://dumpsterrentals.us/services/portable-toilets/construction)
- [Event portable toilets](https://dumpsterrentals.us/services/portable-toilets/events)
- [Luxury restroom trailers](https://dumpsterrentals.us/services/restroom-trailers)

Book: call (866) 858-3867 or order online at https://dumpsterrentals.us/order?service=portable-toilets. Standard units from $270/weekend in Westminster.