Catholic University is comprised of 50 buildings totaling roughly 2 million square feet. Campus facilities feature many sustainable and environmental best practices. These sustainable amenities provide a vibrant, challenging, and uplifting collegiate experience for students and the greater Catholic University community. Learn about campus buildings and their sustainable amenities using the green campus map. 


Leadership in Energy and Environmental Design (LEED) is one of the most prominent green building certifications in the world. Catholic University is home to four LEED-certified buildings.

  • Image of The Crough Center

    The Crough Center

    LEED Certified O+M v2009, 2014

    The Crough Center is notable as the first student-led LEED-certified building and as the first-ever LEED-certified architecture school. The building features many best practices such as efficient lighting and controls, rain gardens and cisterns, building management policies, occupant feedback and encouragement, and water efficient plumbing fixtures.

  • Image of Opus Hall

    Opus Hall

    LEED Certified NC v2.2, 2010

    As one of the newer buildings on campus, Opus Hall was designed with sustainability in mind. The building is 10.5% more energy efficient than average residence halls. 75% of spaces have access to a view and/or adequate daylight. Water fixtures are 20% more efficient than standard indoor plumbing fixtures and the building achieved a 50% reduction in potable water used for landscaping.

  • Image of Maloney Hall

    Maloney Hall

    LEED Certified Gold v.2009, 2020

    Maloney Hall, the recently renovated home to the Busch School of Business, is LEED Gold. Its features include but are not limited to:
    • A rainwater collection system;
    • LED lighting to minimize electricity use; and,
    • Temperature, light, and occupancy sensors to adapt to internal and external changes thereby maintaining optimal comfort.
  • Image of Father O'Connell Hall

    Father O'Connell Hall

    LEED Certified v2009, 2020

    Father O’Connell Hall is LEED-certified. It’s the fourth building on campus to be certified by the USGBC. In the renovation of this building, 95% of the existing structure was reused and 75% of demolition waste was diverted from the landfill. Low-flow plumbing fixtures achieved a 30% indoor water use reduction.