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Portland Loo

A single-occupancy, prefabricated public toilet system designed by the City of Portland and commercialized under license.

Last updated August 31, 2026

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Overview

The Portland Loo is a branded type of single-occupancy public toilet developed by the City of Portland, Oregon, for use in urban public spaces. The design was created in response to the practical difficulties of providing accessible, durable and comparatively easy-to-maintain sanitation facilities in downtown districts, parks and other areas with significant pedestrian, tourist or transient use. The first unit entered service in Portland's Old Town Chinatown neighborhood in 2008. Unlike a conventional indoor restroom building, the Portland Loo is a compact prefabricated structure intended to be installed as a stand-alone public amenity. Its layout provides a relatively large interior, approximately 6 feet by 10.5 feet, allowing a person to bring in a bicycle, stroller or mobility equipment. A rear maintenance compartment includes a hose and is designed to make cleaning and servicing more straightforward. Units can be configured for solar power and use approximately 1.28 US gallons of water per flush. Some installations have also included sharps-disposal equipment, reflecting the public-health challenges encountered in locations with high levels of drug use and homelessness. The product's design philosophy combines privacy for the user with visibility and service access for the surrounding community. The units are generally single-occupancy and may use features such as blue lighting, which has been presented as a deterrent to intravenous drug injection. The design has nevertheless generated debate over whether such features address public-health problems effectively or merely shift them elsewhere. Critics and local stakeholders in several cities have associated some installations with disorder, drug activity, homelessness and increased police calls, while supporters have viewed the facilities as a humane and practical response to the lack of public toilets. Portland initially handled the product's promotion and commercialization. In 2014, marketing responsibilities were transferred to Madden Fabrication, a Portland-based manufacturer that produces and sells Portland Loos under a license from the city. The licensing arrangement preserves municipal ownership of the design and provides the City of Portland with a royalty on sales. By February 2018, 54 additional units had been purchased after the first installation, primarily by approximately 20 other cities; 15 of those units were located within Portland itself. The Portland Loo has been adopted or considered by municipalities across the United States and in Canada. Its reception has varied according to site management, staffing, neighborhood conditions and local building regulations. Some commentators have emphasized that attended facilities in cities such as Los Angeles and San Francisco have performed better than unattended installations, suggesting that staffing and ongoing management can be as important as the physical design. In 2023, Somerville, Massachusetts ordered three units but found that the existing model did not comply with the Massachusetts Building Code, prompting the manufacturer to redesign the product for Massachusetts and potentially other states. The Portland Loo is also notable for the intellectual-property and public-sector commercialization model behind it. The city retained rights in the stainless-steel design and obtained a design patent in 2008. Portland later pursued an infringement dispute against Romtec over a similar restroom product, ultimately reaching a settlement that allowed Romtec to continue selling its Sidewalk Restroom subject to royalty payments. The product has appeared in popular culture, including the television series Portlandia, and has become a recognizable example of municipal design being developed into a licensed public-infrastructure product.

History

The Portland Loo originated as a City of Portland response to the need for public toilets that could be installed in active urban areas without the cost and complexity of a conventional restroom building. The project is associated with former Portland city commissioner Randy Leonard, who was described as a principal originator of the concept. Portland retained intellectual-property rights in the design and obtained a design patent for the stainless-steel structure in 2008. The first Portland Loo was installed in Portland's Old Town Chinatown neighborhood in 2008. The unit was intended to provide a basic public amenity while limiting some of the maintenance and security problems associated with larger, enclosed public restroom buildings. Its single-occupancy configuration, durable materials, rear service compartment and relatively quick installation were central to the concept. A prepared concrete pad and utility connections allow a prefabricated unit to be installed in a short period, with one source describing installation as possible in approximately two hours once the site is ready. The design subsequently incorporated or supported several optional features. Units can be configured for solar power, and some have included blue lighting and sharps-disposal openings. The latter option was used particularly in areas where discarded needles and drug use were public-health concerns. The interior is large enough to accommodate a bicycle or stroller, a feature intended to reduce theft risks and improve practical usability. These design choices made the Portland Loo attractive to municipalities looking for a compact facility that could serve pedestrians, tourists, people experiencing homelessness and other members of the public. Portland initially promoted and marketed the product itself. In 2014, the city transferred marketing responsibilities to Madden Fabrication, a Portland manufacturer, through a 25-year licensing arrangement. Madden manufactures, sells and markets the units, while the city receives a royalty connected to sales. This arrangement turned a municipal design project into a commercial product while retaining a public-sector role in the underlying intellectual property. The product's commercialization also produced an intellectual-property dispute. In 2013, the City of Portland sued Roseburg, Oregon-based Romtec over a similar restroom product known as the Sidewalk Restroom. The matter was settled, with Romtec permitted to continue producing and selling its product for a defined period while paying the city an 8 percent royalty on the selling price. The city also faced a separate citizen lawsuit in 2014 alleging that more than $600,000 had been spent promoting the Portland Loo without proper authorization. The dispute occurred as Portland was withdrawing from direct sales and marketing in favor of the Madden licensing model. Municipal adoption expanded after the initial Portland installation. By February 2018, 54 additional units had been purchased, mostly by about 20 other cities, with 15 located within Portland. The system was installed or considered in places including San Diego, Albuquerque, Chico, Seattle, Caddo Parish and Somerville, as well as communities in Canada. Adoption was not uniformly successful. In San Diego, police calls and complaints involving transient activity and disturbances increased at some locations, and one of the city's two units was removed. Albuquerque bought that unit but spent additional funds on installation and delayed its deployment while considering community concerns. Public discussion has often focused on whether the physical facility can solve problems that are fundamentally related to staffing, homelessness, drug treatment and neighborhood management. Commentators and stakeholders have praised the Portland Loo as an expression of public-health and human dignity, while others have criticized particular installations as attracting disorder or enabling drug use. Reports about Chico emphasized that attended restroom locations in Los Angeles and San Francisco appeared to work better than unattended sites, highlighting the importance of personnel and operational oversight. The Portland Loo has also encountered regulatory and operational challenges. In Evansville, Indiana, a user was trapped inside a unit after a door-handle or lockset malfunction; the installation had reportedly cost the city $275,000. In 2023, Somerville discovered that three ordered units did not meet Massachusetts Building Code requirements. Madden responded by redesigning the toilets for Massachusetts and potentially other state jurisdictions. Despite these controversies and adaptations, the Portland Loo remains an active example of municipal product design licensed for broader public use. Its appearances in Portlandia and its recognition by homelessness advocates and urban commentators have helped make it one of the better-known contemporary public-toilet designs.

  • 2023

    Massachusetts compliance redesign

    [1]

    Somerville's order reveals building-code issues, leading Madden Fabrication to redesign the product for Massachusetts and other jurisdictions.

  • 2018

    Expansion beyond Portland

    [1]

    By February, 54 additional units had been purchased, primarily by approximately 20 other cities.

  • 2017

    Sharps-disposal installation in Portland

    [1]

    A Portland unit at Colonel Summers Park enters service with a sharps-disposal option.

  • 2014

    Madden Fabrication takes over marketing

    [1]

    Marketing and commercialization move from the City of Portland to Madden Fabrication under a long-term license.

  • 2013

    Romtec intellectual-property settlement

    [1]

    Portland settles its infringement dispute with Romtec and permits continued sales of the competing Sidewalk Restroom under royalty terms.

  • 2008

    First Portland Loo enters service

    [1]

    The first unit is installed in Portland's Old Town Chinatown neighborhood.

  • 2008

    Design patent obtained

    [1]

    The City of Portland obtains a design patent associated with the stainless-steel public-toilet structure.

Products and positioning

A durable, rapidly deployable and maintainable public-restroom solution for cities, parks, downtown districts and other public spaces where a conventional restroom building may be impractical.

  • Public toilet · 2008

    Portland Loo standard unit

    A prefabricated, single-occupancy public restroom designed for urban streets, parks and other public locations. The approximately 6-by-10.5-foot interior can accommodate a bicycle, stroller or mobility equipment. The structure includes a rear maintenance closet with a cleaning hose and uses a low-flush toilet consuming about 1.28 US gallons per flush. It is manufactured and commercialized by Madden Fabrication under license from the City of Portland.

  • Municipal sanitation infrastructure

    Portland Loo customized installation

    A configured version of the Portland Loo adapted to local site and public-health requirements. Options reported for installations include solar power, blue lighting and sharps-disposal equipment. Local authorities may also determine staffing, placement and maintenance arrangements, factors that have significantly affected public reception and operational outcomes.

Controversies

  • 2014

    Citizen challenge to Portland promotional spending

    A citizen group sued the City of Portland, alleging that more than $600,000 had been spent promoting the Portland Loo without proper authorization. The action arose during the transition from city-led marketing to Madden Fabrication's licensed commercialization.

Read more

Marketing campaigns

  • 2014Madden Fabrication commercialization program

    United States

    The City of Portland shifted product marketing and sales to Madden Fabrication, enabling the manufacturer to promote the municipal design to other cities under a long-term license.

    Outcome. The product expanded to additional municipalities while Portland retained design ownership and a sales royalty.

Brand decisions

  • 2023

    Redesign for Massachusetts building-code complianceGeneration change

    Background

    Somerville discovered after ordering three units that the existing model did not comply with the Massachusetts Building Code.

    Action taken

    Madden Fabrication began redesigning the toilets to meet Massachusetts requirements and improve applicability in other states.

    Aftermath

    Installation in Somerville was delayed, and regulatory compliance became a product-development priority.

  • 2014

    Portland licenses commercialization to Madden FabricationStrategy

    Background

    The city had developed and promoted the toilet design but was not positioned as a long-term commercial manufacturer and seller.

    Action taken

    Portland leased rights to use and market the design to Madden Fabrication for 25 years, with an 8 percent royalty on sales reported in reference material.

    Aftermath

    Madden became the manufacturing and marketing channel for expansion to other municipalities, while the city retained ownership of the underlying design.

  • 2013

    Settlement with Romtec over similar restroom designOther

    Background

    Portland alleged that Romtec's Sidewalk Restroom infringed rights associated with the Portland Loo design.

    Action taken

    The parties settled, allowing Romtec to continue making and selling its product under a royalty obligation to Portland.

    Aftermath

    The settlement preserved a competing product in the market while creating an additional royalty stream for the city.

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