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Collections of Pickler Memorial Library at Truman University. I estimate there are some five hundred key and niche repositories of eugenic information in the United States and just as many overseas. Most of them are listed below, but space precludes a complete roster.
UNITED STATES
American Breeders Association Files (ABA)
Maryland
American Civil Liberties Union Files
Richmond
American Genetics Association Files
Maryland
American Heritage Center
Laramie, WY
American Philosophical Society (APS)
Philadelphia
      Charles B. Davenport Papers
      American Eugenics Society Records
      Leon F. Whitney Collection
      Eugenics Record Office Records
California Institute of Technology Archives
Pasadena, CA
      Ezra Gosney / Human Betterment Foundation Papers
California State Archive
Sacramento
Carnegie Institute of Washington (CIW)
Washington, DC
Central Virginia Training Center Files
Lynchburg, VA
Chicago Tribune Newspaper Morgue
Chicago
Cold Spring Harbor Archive (CSH)
Cold Spring Harbor
Cook County Circuit Court Archives
Chicago
Hoover Institute Archives
Stanford, CA
Indiana Historical Society
Indianapolis
Indiana State Archives
Indianapolis
Indiana State Library
Indianapolis
Margaret Sanger Papers Project at NYU
New York
Monacan National Tribal Archives Files
Madison Heights, VA
National Archives (NA)
College Park, MD
      RG 29 Bureau of the Census
      RG 40 Commerce
      RG 43 Conference Commissions and Expositions
      RG 59 State Department
      RG 60 Department of Justice
      RG 242 Captured German Records
      RG 238 War Crimes Records
      RG 330 Department of Defense
Pickler Memorial Library, Truman State University (Truman)
Kirksville, MO
      Harry H. Laughlin Papers.
Planned Parenthood Foundation                                                   New York
Records of the Montgomery County Courthouse                       Christiansburg, VA
Richmond Times-Dispatch Newspaper Morgue                         Richmond
Rockefeller Foundation Archives (RF)                                        S leepy Hollow, NY
       RG 1.1 Projects
      RG 1.2 Projects
      RG 3.1 Administration, Program and Policy
      RG 6.1 Field Officers
      RG 10 Fellowship Recorder Cards
Smith College                                                                                 North Hampton, MA
      Sophia Smith Collection
Tamiment-Wagner Labor Archives Archive                              New York University of California at Berkeley Archive                             Berkeley, CA
       71/3C William E. Ritter Papers
      72/227C Berkeley PD
      C-B 403 August Vollmer Papers
      C-B 927 Robert H. Lowie Papers
      CU-23 UCB Department of Anthropology
University of California at Davis                                                 Davis, CA Vermont Public Records (VT-PRA)                                           Middlesex, VT Virginia State Archive                                                                  Richmond     UNITED KINGDOM
House of Lords Records Office
        London
Public Records Office (PRO)
        London
      Colonial Office
      Department of Education
      Department of Technical Co-Operation, Ministry of
      Overseas Development
      Dominions Office
      Foreign Office
      General Register Office
      Home Office
      Medical Research Council
      Ministry of Health
University College of London (UCL)
         London
      Galton Papers
      Pearson Papers
      Penrose Papers
Wellcome Library
        London
      SA-EUG Eugenics Society
      PP-MCS Marie Stopes Papers
      GC-088