| Oregon Federal Census Index 1900 | ||||
| Baker County | Series T624 | |||
| Name | Precinct | ED No. | Sheet No. | Line No. |
| Jackson, Edna N. | Baker City Ward 2 | 162 | 4 | 55 |
| Jackson, No Name | Baker City Ward 2 | 162 | 4 | 56 |
| James, Charles W. | Baker City Ward 2 | 162 | 1 | 64 |
| James, Irene* M. | Baker City Ward 2 | 162 | 1 | 66 |
| James, John W. | Parker | 181 | 1 | 3 |
| James, Roscoe H. | Baker City Ward 2 | 162 | 1 | 67 |
| James, Rosialin | Baker City Ward 2 | 162 | 1 | 65 |
| Jellison, Arthur | Parker | 181 | 1 | 20 |
| Jellison, Ira | Parker | 181 | 1 | 19 |
| Jellison, Joseph | Parker | 181 | 1 | 16 |
| Jellison, Rhoda | Parker | 181 | 1 | 17 |
| Jellison, Wallace | Parker | 181 | 1 | 18 |
| Jellison, William H. | Parker | 181 | 1 | 8 |
| Jenkins, Elizabeth | Baker City Ward 1 | 162 | 6 | 76 |
| Jennings, Charles W. | Baker City Ward 1 | 162 | 9 | 29 |
| Jennings, Dora M. | Baker City Ward 1 | 162 | 9 | 28 |
| Jennings, George T. | Baker City Ward 1 | 162 | 9 | 30 |
| Jennings, Gertrude A. | Baker City Ward 1 | 162 | 9 | 26 |
| Jennings, H** T. | Baker City Ward 1 | 162 | 9 | 25 |
| Jennings, William F. | Baker City Ward 1 | 162 | 9 | 27 |
| Jevinh*, John W. | Parker | 181 | 1 | 38 |
| Joe, I. | Rock Creek | 176 | 5 | 14 |
| Johnson, Abbie B. | Baker City Ward 1 | 162 | 10 | 69 |
| Jewell, John C. | Parker | 181 | 2 | 50 |
| Johnson, Bell | Baker City Ward 2 | 162 | 4 | 96 |
| Johnson, Charles | Baker City Ward 1 | 162 | 9 | 83 |
| Johnson, Cornest E. | Baker City Ward 1 | 162 | 7 | 12 |
| Johnson, Emile | Baker City Ward 2 | 162 | 4 | 97 |
| Johnson, Everett S. | Baker City Ward 1 | 162 | 7 | 10 |
| Johnson, Frank A. | Baker City Ward 1 | 162 | 10 | 68 |
| Johnson, Richard M. | Baker City Ward 2 | 162 | 4 | 95 |
| Johnson, Sena J. | Baker City Ward 1 | 162 | 7 | 11 |
| Johnson, Walter G. | Baker City Ward 1 | 162 | 10 | 70 |
| Jones, Anna M. | Baker City Ward 2 | 162 | 4 | 25 |
| Jones, Carl | Baker City Ward 1 | 162 | 7 | 39 |
| Jones, Carrie M. | Baker City Ward 2 | 162 | 4 | 24 |
| Jones, Daniel W. | Baker City Ward 2 | 162 | 4 | 22 |
| Jones, John F. | Baker City Ward 1 | 162 | 10 | 45 |
| Jones, Maggie M. | Baker City Ward 2 | 162 | 4 | 23 |
| Jones, Martha A. | Baker City Ward 2 | 162 | 4 | 21 |
| Jones, Rose S. | Baker City Ward 1 | 162 | 9 | 55 |
| Jones, Ruth E. | Baker City Ward 1 | 162 | 10 | 46 |
| Jones, Seward | Baker City Ward 2 | 162 | 4 | 26 |
| Jones, Thomas W. | Baker City Ward 2 | 162 | 4 | 20 |
| Jordan, William | Parker | 181 | 4 | 43 |