Greening the Infrastructure at Benny Farm

Community-driven sustainable neighborhood renewal in Montréal, Canada

Greening the Infrastructure at Benny Farm

Community-driven sustainable neighborhood renewal in Montréal, Canada

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    Project update August 2011 – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    The central flower and vegetable garden at Benny Farm was always the neighborhood focus of social interaction. Today it has been relocated, but it still plays the same vital role.

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    Project update August 2011 – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Benny Farm offers simple but affordable and comfortable modern housing for rent or purchase for low-income families, seniors, young mothers and physically disabled persons.

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    Project update August 2011 – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    The redevelopment project grew from its geographical, urban and historical context. The original master plan from 1947 provided 384 housing units for veterans in a garden-city setting; the current plan provides 785 government-subsidized units in an improved setting.

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    Global Holcim Awards 2006 ceremony – Bangkok, Thailand

    Presentation of Global Holcim Awards Bronze 2006 for “Greening the Infrastructure at Benny Farm”, Montreal, Canada at the prize hand-over ceremony in Bangkok Thailand. (l-r): Daniel Pearl, Mark Poddubiuk, Martin Roy and Sudhir Suri.

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    Global Holcim Awards 2006

    Representatives from the team winning Global Holcim Awards Bronze 2006: “Greening the Infrastructure at Benny Farm”, Montreal, Canada: (l-r): Josée St.Onge, Daniel Pearl, Jennifer Towell, Mark Poddubiuk, Sudhir Suri, Martine Bédard, Martin Roy.

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    Holcim Awards 2005

    Representatives from the team winning the Holcim Award Gold 2005 - North America prize (l-r): Jennifer Towell, Josée St.Onge, Mark Poddubiuk, Daniel Pearl, Bernard Olivier, Martine Bédard, Martin Roy, Katarina Cernacek, Sudhir Suri

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Community infrastructure: integration of buildings, infrastructure and community-driven housing development.

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Green systems: construction incorporates solar and geothermal systems, radiant heating, and grey water treatment.

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Green energy Benny Farm

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Building facilities.

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Geothermal energy system.

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Geothermal energy system.

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Energy services.

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Cost - Benefit.

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Base case comparison.

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    Project entry 2005 North America – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

    Site plan.

  • Awards Gold 2005–2006 North America
  • Awards Bronze 2005–2006 Global
A former veterans’ housing district in Montréal is reimagined as a community-driven model for affordable, sustainable urban renewal, combining preservation, rehabilitation, new construction, and shared systems for energy, water and waste management.

By Daniel Pearl - L’OEUF (L'Office de L'Eclectisme Urbain et Fonctionnel), Montreal, Canada and

Situated within a community in Montréal, a nonprofit, collectively run company oversees the ownership, management and investment of the development. At the core of the design is the establishment of participatory models and investment in sustainable construction, centred on common energy, water and waste management.

Greening the Infrastructure at Benny Farm

Project authors

Project Team

Main Authors: Daniel Pearl, Mark Poddubiuk, Bernard Olivier

Contributors and Associated Team Members: Jennifer Towell, Josée St.Onge, Martine Bédard, Martin Roy, Katarina Cernacek and Sudhir Suri. 

Themes: Social Equity & Inclusion | Energy & Resource Efficiency | Urban Regeneration

Status: Built / Operational since 2011

Global Holcim Awards 2006

Representatives from the team winning Global Holcim Awards Bronze 2006: “Greening the Infrastructure at Benny Farm”, Montreal, Canada: (l-r): Josée St.Onge, Daniel Pearl, Jennifer Towell, Mark Poddubiuk, Sudhir Suri, Martine Bédard, Martin Roy.

Project Description

The rehabilitation of Benny Farm puts forward a new model for neighborhood development grounded in affordability, community participation and sustainable construction. Originally conceived as veterans’ housing in a 1947 garden-city setting, the redevelopment expanded the site into an improved government-subsidised neighborhood with 785 homes for low-income families, seniors, young mothers and people with disabilities. 

Book announcement: Learning from Montreal’s green social housing

Les Maisons traditionnelles: affordable housing for young mothers at Benny Farm.

Its significance lies not only in the buildings, but in the process and infrastructure behind them. The project combined preservation, rehabilitation and new construction with green public space, material reuse, waste minimisation, improved indoor air quality, durable building envelopes and renewable energy systems. Geothermal heat exchange, hybrid solar power, radiant heating and cooling, heat recovery, and grey-water and storm-water reuse were integrated to improve performance and reduce long-term costs for residents.

A key innovation was the creation of Green Energy Benny Farm, a nonprofit green utility company established to manage the district geothermal heating system. This legal and economic model helped protect residents against rising energy and water costs while demonstrating how collective ownership and shared infrastructure can support both environmental and social goals. 

Project update August 2011 – Greening the Infrastructure at Benny Farm, Montreal, QC, Canada

The redevelopment project grew from its geographical, urban and historical context. The original master plan from 1947 provided 384 housing units for veterans in a garden-city setting; the current plan provides 785 government-subsidized units in an improved setting.

Benny Farm also became an important reference point for wider change. Although only part of the original vision was realised, the project influenced the wider master plan, helped shape later work such as Rosemont, and contributed to shifts in policy and practice around affordable green housing in Montréal and beyond.

Jury Appraisal

Global Holcim Foundation Awards Jury – 2006 

This community-driven initiative was recognised for its innovative merger of urban, architectural and landscape design, and for demonstrating the benefits of cost-efficient, sustainable augmentation of infrastructural services. The global jury particularly praised the active involvement of owners, tenants and users in the planning and execution of the neighborhood upgrade.

The project’s proposal for public and private financing was also commended for strengthening the communal economy while giving residents greater leverage over their housing conditions. Jurors highlighted its environmental and social sensitivity across multiple scales, from contextual integration to the detailed performance of individual structures and systems. 

Importantly, the jury saw Benny Farm as a transferable model. Its integrative strategy offered lessons that could inform similar efforts elsewhere, while its emphasis on long-term maintenance, monitoring and public awareness made it a compelling example of responsible collective investment in the civic realm.

Greening the Infrastructure at Benny Farm

The redevelopment of Benny Farm was the world’s first government-subsidized, large-scale community-driven neighborhood renewal project combining affordability, green building technologies, rehabilitation, and new construction. This urban, landscape, and architectural project is a pioneer of sustainable urban renewal.

Holcim Foundation Awards Jury for North America – 2005

Conceived as a hybrid of urban, architectural and landscape design, this collaborative effort was praised by the regional jury for foregrounding socioeconomic processes within a community-driven housing project. The scheme demonstrated how integrated design could produce low-cost sustainable buildings through energy-saving measures, water treatment procedures and waste management strategies. 

The jury particularly recognised the project’s ethical and social ambition, noting that it offered an ecologically sensitive living environment to people who would not normally be able to access such a choice. It also highlighted the likely reduction in health care and utility costs, and the project’s broader vision of involving stakeholders in the decisions that shape the built environment. 

Among the technical strengths, the jury singled out the geothermal radiant heating and cooling system as a meaningful contributor to long-term energy savings. Overall, the project was recognised as a financially viable and aesthetically sensitive contribution to sustainable neighborhood planning. 

Greening the Infrastructure at Benny Farm

The redevelopment of Benny Farm was the world’s first government-subsidized, large-scale community-driven neighborhood renewal project combining affordability, green building technologies, rehabilitation, and new construction. This urban, landscape, and architectural project is a pioneer of sustainable urban renewal.

Sustainability Goals

  • This project’s core innovation is the unique integration of buildings, sustainable systems and community process in a sector, low-cost housing, that does not usually support such innovation. Sustainable design knowledge and technology are applied at all scales, from the urban level of human community and community infrastructure to the finest-grain details within each housing project, and they are seamlessly integrated into the community, social and economic patterns evolving at the Benny Farm site. Furthermore, the project will actively seek to seed similar initiatives in other communities. In its first year of operation, a full-time staff member will coordinate outreach efforts with the goal of reproducing this model in other housing projects in Montreal and elsewhere.

  • By reducing the operating costs of 183 housing units, the project becomes more affordable in the long term and helps cushion residents against rising energy costs. The resulting increase in purchasing power enables low- and modest-income residents to improve their quality of life. The project is also committed to hiring local workers, as well as non-skilled labour.

  • Choosing an on-site renewable energy source drastically reduces the environmental impact of transporting energy or burning fuel. Closed-loop, water-to-water geothermal systems generally have the lowest life-cycle cost and the lowest environmental impact. The housing units will be heated by efficient water-based radiant systems. The infrastructure also provides for the treatment of grey water from showers, bathroom sinks and laundry. Stormwater discharge at grade will be addressed through the reduction of impervious surfaces in the landscaping, allowing the slow percolation of water back into the water table. Conserving the embodied energy of the existing buildings through renovation supports sustainable construction practices and achieves significant greenhouse gas reductions.

  • A major goal of this project is the long-term financial viability of the green infrastructure. Green Energy Benny Farm, the non-profit utility company created by the project, will manage itself autonomously over the long term. Operational energy costs are expected to be reduced by an estimated 65% per year. The predicted income from energy savings over the first 15 years of operation is $640,000.

  • The project is designed to reinforce the socio-cultural heritage of the Benny Farm site and the legacy of appropriation of buildings and common spaces by the original tenants. The energy and water systems blend seamlessly with the landscape and existing urban fabric. The addition of these systems to the renovated buildings will be carried out in a careful and coherent way.

Project Updates