Architect & Composer
2022 Oregon Walkstars, awarded by Oregon Walks for contributions to the founding of the organization (as Willamette Pedestrian Coalition), May 2022.
Northwest Examiner Community Awards "Walking the Talk" 2017, awarded by the NW Examiner Newspaper for decades of advocacy on behalf of people walking and bicycling, May 2017.
Weston Award, Willamette Pedestrian Coalition (which became Oregon Walks in 2013), shared with Doug Klotz on behalf of all former board members of the Willamette Pedestrian Coalition, 2011.
Golden Sole Award, Willamette Pedestrian Coalition, 2005.
First Place Jazz, USA Songwriting Competition, with Mike Horsfall, for "Moonshadow Dance," 2002
For Outstanding Achievement in the Promotion of Physical Activity, certificate awarded by the Washington and Oregon Coalitions for Promoting Physical Activity, April 2002.
2001 National Song Contest first place, jazz category, Portland Songwriters Association, for "Sweet Elusive One," Portland, Oregon, December 2001.
2000 National Song Contest first place, jazz category, Portland Songwriters Association, for "Moonshadow Dance," Vancouver, Washington, December 2000.
Woman of the Year, WTS Portland (Women's Transportation Seminar) for her "outstanding leadership and professionalism in advocating for pedestrian needs in community and transportation plans, projects and policies," Portland, Oregon, May 2000.
Place Planning Award, Environmental Design Research Association (EDRA) and Places Magazine, for the Portland Pedestrian Master Plan and Design Guide (shared), San Francisco, California, May 2000.
1999 National Song Contest first place, jazz category, Portland Songwriters Association, for "If I Never See You Again," Portland, Oregon, February 2000.
Portland Office of Transportation Engineering and Development Award, for "Exemplary service to the Pedestrian Transportation Program and unwavering commitment to the advocacy of walking," Portland, Oregon, June 1999.
Outstanding Project Award, Institute of Transportation Engineers Oregon Section, to City of Portland for the Portland Pedestrian Design Guide; Ellen Vanderslice, project manager. Salem, Oregon, May 1999.
Portland Office of Transportation Engineering and Development Award, for "Exceptional and innovative work developing the Pedestrian Master Plan," Portland, Oregon, May 1998.
Award of Excellence, American Institute of Architects Portland Chapter 1993 Annual Design Awards (shared), presented to David R. Giulietti, AIA Architect, for Nehemiah Project design; Ellen Vanderslice, project designer. Portland, Oregon, October 1993.
Reclaiming Our Streets All-Star Award, presented by Earl Blumenauer, Commissioner of Public Works, City of Portland. Six citizen activist were recognized for their commitment to reclaiming the City's streets and enhancing neighborhood livability, Portland, Oregon, November 1991.
The Neighbor Newspaper Award for Leadership, for work on the Northwest Traffic Circulation Project. (Shared) One of eighteen community awards presented annually to recognize contributions to the neighborhood, Portland, Oregon, 1987.
Alpha Rho Chi Medal for Leadership and Service, The University of Michigan College of Architecture and Urban Planning. Awarded annually to the M.Arch. degree candidate who has shown leadership and given service to the school. Ann Arbor, Michigan, May 1983.
The American Institute of Architects Certificate of Merit. Awarded annually to the M.Arch candidate with the second-highest scholastic standing. Ann Arbor, Michigan, May 1983.
Marian Sarah Parker Award for Scholastic
Excellence. (Shared) The University
of Michigan. Awarded annually to the outstanding woman seniors
in engineering and architecture. Ann Arbor, Michigan, May 1983.
Vanderslice with Jean Senechal (second from right) and Bill Hoffman (not pictured), receiving the Places Planning Award from EDRA, the Environmental Design Research Association for the Portland Pedestrian Master Plan and Design Guide, May 2000.
Two attached houses were designed to fit in a predominantly single-family neighborhood in this award-winning project for the Nehemiah Housing Opportunity Program in Portland.