2020 CELA Lifetime Achievement Award, The Council of Educators in Landscape Architecture
2019 Lifetime Achievement Award, Center for Health Design
2010 ASLA Honor Award, Research Category, as part of team headed by Professor Susan Rodiek, Center for Health Systems and Design, Texas A&M University, for DVD-based educational program — Access to Nature for Older Adults: Promoting Health through Landscape Design
2010 Honorary ASLA
2008 American Publishers Award for Professional and Scholarly Excellence in the Architecture and Urban Planning Category for Biophilic Design: The Theory, Science and Practice of Bringing Buildings to Life, in which chapter with Robin Moore appeared, “Healthy Planet, Healthy Childhood: Designing Nature into the Daily Spaces of Childhood”
2007 Publication Award, American Horticultural Therapy Association, for Healing Gardens: Therapeutic Benefits and Design Recommendations(co-edited with Marni Barnes)
2004 ASLA Bradford Williams Medal for series of articles published in 2003 on the social values of designed landscapes, Landscape Architecture Magazine
2000 EDRA/Places Research Award for: Healing Gardens: Therapeutic Benefits and Design Recommendations, by Clare Cooper Marcus and Marni Barnes (Eds.)
1997 CELA Outstanding Educator Award, The Council of Educators in Landscape Architecture
1996 Merit Awards for Research from the AIA and ASLA for Gardens in Healthcare Facilities: Uses, Therapeutic Benefits and Design Recommendations by Clare Cooper Marcus and Marni Barnes
1993 ASLA/Merit Award for: People Place: Design Guidelines for Urban Open Space, by Clare Cooper Marcus and Carolyn Francis
1992 Progressive Architecture/Citation for Research for: Housing As If People Mattered: Site Design Guidelines for Medium-Density Family Housing, by Clare Cooper Marcus and Wendy Sarkissian
1989 Guggenheim Award to support research on co-housing in Europe and the US
1983 National Endowment for The Arts/Exemplary Design Research Award for: Easter Hill Village: Some Social Implications of Design