At the time of his death at age 95 in 1946, Marston had led and/or financially supported no less than 140 organizations that advanced San Diego's social, cultural, educational, and commercial life.

  • American Institute of Architects, honorary member, 1937
  • American Civil Liberties Union Branch
  • Amphion Club
  • Benevolent Society of San Diego, founding member
  • California Pacific International Exposition, 1935
  • California Progressive Party
  • Chamber of Commerce
  • Citizens Railroad Committee
  • City Beautiful Movement
  • City parks commissioner, first appointee
  • Civic Improvement Committee of the Chamber of Commerce
  • Cuyamaca Club
  • Disarmament Committee
  • El Monte Oaks Committee
  • First Congregational Church, charter member
  • Fine Arts Society
  • Free Beaches Movement
  • Free Reading Room Association
  • League to Save Torrey Pines
  • Literary Club
  • Marine Biological Association (Scripps)
  • National Association for the Advancement of Colored People
  • Natural History Society
  • Normal School State College, trustee
  • Pacific School of Religion, Berkeley, board of directors, 20 years
  • Pacific Highway Commission
  • Park Improvement and Plans Committee
  • Philharmonic Society
  • Pomona College, founding member, board president 27 years,
    board of trustees 50 years
  • Preservation of the Exposition Buildings Committee
  • Rural Relief Association
  • San Diego Building and Loan Association
  • San Diego Chapter of the Landmarks Club
  • San Diego Citizens Civic Center committee, first president, 1908
  • San Diego City Council 1887-1889
  • San Diego County State Parks Committee
  • San Diego Exposition, buildings and grounds committee, chairman
  • San Diego Historical Society founder, 1928
  • San Diego Museum Association, co-founder
  • San Diego Public Library, free reading room and founding trustee,
    1882-1887
  • San Diego Society of Natural History, charter member, 1874
  • San Diego Waterfront and Civic Center committee, chairman
  • San Diego Zoological Society, founding member, corporate officer
  • San Francisco Relief Committee, 1906
  • Sierra Club
  • Sons of the American Revolution
  • Southern California congressional convention
  • Tuesday Evening Club
  • University Club
  • Volunteer Fire Department
  • World Relief Association
  • World War I and II relief efforts
  • YMCA, founding board member, 62 years as president emeritus,
    22 as president

Courtesy Pomona College