| Oregon Federal Census Index 1900 | ||||
| Baker County | Series T623 | |||
| Name | Precinct | ED No. | Sheet No. | Line No. |
| Adams, Ann S. | Baker City Ward 2 | 162 | 4 | 77 |
| Adams, Earl J. | Baker City Ward 2 | 162 | 4 | 78 |
| Adams, John W. | Parker | 181 | 1 | 40 |
| Adams, Wyman H. | Baker City Ward 2 | 162 | 4 | 76 |
| Adams, Emily J. | Baker City Ward 2 | 162 | 4 | 79 |
| Adler, Carl | Baker City Ward 1 | 162 | 7 | 87 |
| Adler, Florese | Baker City Ward 1 | 162 | 7 | 89 |
| Adler, Laura | Baker City Ward 1 | 162 | 7 | 88 |
| Adler, Leo | Baker City Ward 1 | 162 | 7 | 91 |
| Adler, Sanford | Baker City Ward 1 | 162 | 7 | 90 |
| Ahalt, Ernest | Parker | 181 | 4 | 70 |
| Aklund, John | Parker | 181 | 4 | 45 |
| Albie, Lucius F. | Baker City Ward 4 | 162 | 15 | 22 |
| Albre, Frank N. | Baker City Ward 1 | 162 | 8 | 2 |
| Ablrecht, Alfred S. | Baker City Ward 1 | 162 | 10 | 9 |
| Albrecht, Caroline M. | Baker City Ward 2 | 162 | 1 | 75 |
| Albrecht, Mary E. | Baker City Ward 2 | 162 | 1 | 76 |
| Albrecht, Theresa M. | Baker City Ward 1 | 162 | 10 | 8 |
| Albrecht, William O. | Baker City Ward 1 | 162 | 10 | 7 |
| Allen, Charles A. | Parker | 181 | 1 | 9 |
| Allen, Emerson | Parker | 181 | 4 | 62 |
| Allen, Guy C. | Parker | 181 | 4 | 65 |
| Allen, John C. | Parker | 181 | 3 | 33 |
| Allen, John E. | Parker | 181 | 3 | 97 |
| Allen, Lila | Parker | 181 | 4 | 63 |
| Allen, Robert E. | Parker | 181 | 4 | 64 |
| Allender, William | Rock Creek | 176 | 5 | 76 |
| Alley, Benjiman F. | Baker City Ward 2 | 162 | 2 | 13 |
| Alley, Ella C. | Baker City Ward 2 | 162 | 2 | 14 |
| Anderson, Emma C. | Baker City Ward 4 | 162 | 15 | 27 |
| Anderson, James F. | Baker City Ward 4 | 162 | 15 | 29 |
| Anderson, John | Parker | 181 | 1 | 50 |
| Anderson, William H. | Baker City Ward 4 | 162 | 15 | 26 |
| Anderson, William J. | Baker City Ward 4 | 162 | 15 | 28 |
| Angel, Bayard R. | Rock Creek | 176 | 5 | 26 |
| Angel, Cora O. | Rock Creek | 176 | 5 | 30 |
| Angel, Henry H. | Rock Creek | 176 | 5 | 32 |
| Angel, Mary M. | Rock Creek | 176 | 5 | 33 |
| Angel, Pearl A. | Rock Creek | 176 | 5 | 29 |
| Angel, Ruth M. | Rock Creek | 176 | 5 | 31 |
| Angel, Therisa P. | Rock Creek | 176 | 5 | 27 |
| Angel, Trace J. | Rock Creek | 176 | 5 | 28 |
| Armstrong, Pleasant | Rock Creek | 176 | 5 | 24 |
| Arthur, David | Baker City Ward 2 | 162 | 3 | 82 |
| Arthur, James | Baker City Ward 1 | 162 | 8 | 95 |
| Arthur, Jessie | Baker City Ward 2 | 162 | 3 | 81 |
| Arthur, Joseph | Baker City Ward 2 | 162 | 3 | 80 |
| Arthur, Luticia | Baker City Ward 2 | 162 | 3 | 79 |
| Arthur, Maggie | Baker City Ward 1 | 162 | 11 | 85 |
| Arthur, Mary | Baker City Ward 2 | 162 | 3 | 83 |
| Ash, Fred | Baker City Ward 1 | 162 | 11 | 67 |
| Ashley, Mary M. | Baker City Ward 2 | 162 | 2 | 11 |
| Ashley, Milton M. | Baker City Ward 2 | 162 | 2 | 10 |
| Ashwood, Deborah J. | Rock Creek | 176 | 5 | 42 |
| Ashwood, Elizabeth | Rock Creek | 176 | 5 | 47 |
| Ashwood, James M. | Rock Creek | 176 | 5 | 43 |
| Ashwood, Mary E. | Rock Creek | 176 | 5 | 44 |
| Ashwood, Milly E. | Rock Creek | 176 | 5 | 45 |
| Ashwood, Minnie V. | Rock Creek | 176 | 5 | 46 |
| Ashwood, William J. | Rock Creek | 176 | 5 | 41 |
| Askin, John W. | Baker City Ward 4 | 162 | 15 | 30 |
| Atwood, Florence N. | Baker City Ward 1 | 162 | 6 | 87 |
| Atwood, James P. | Baker City Ward 1 | 162 | 6 | 86 |
| Atwood, James P. | Baker City Ward 1 | 162 | 6 | 88 |
| Austin, Bell R. | Baker City Ward 4 | 162 | 14 | 30 |