| Oregon Federal Census Index 1880 | |||||
| Baker County | Series T9 | Roll 1080 | |||
| Name | Precinct | ED | Sheet | Page | Line |
| Mack, Edwin M. | Baker City | 1 | 9 | 5A | 9 |
| Mack, Nellie | Baker City | 1 | 9 | 5A | 10 |
| Mackay, James | North Powder | 144 | 5 | 56A | 29 |
| Macky, James | Baker City | 1 | 7 | 4A | 23 |
| Mah, Ah | Auburn | 2 | 14 | 28B | 44 |
| Mahan, Thomas | Pleasant Valley | 4 | 2 | 51B | 29 |
| Majah, Ah | Sumpter | 2 | 5 | 23A | 31 |
| Majan, Ah | Conner Creek | 2 | 23 | 33B | 33 |
| Majoh, Ah | Sumpter | 2 | 5 | 23A | 9 |
| Maker, William | Pleasant Valley | 4 | 3 | 52A | 48 |
| Malotte, Martin | North Powder | 144 | 3 | 55A | 24 |
| Malbrey, James | Rye Valley | 3 | 26 | 50A | 36 |
| Male, M. | Conner Creek | 2 | 23 | 33B | 14 |
| Mallory, Ade | Baker City | 1 | 5 | 3A | 25 |
| Mallory, Charles P. | Stone | 3 | 13 | 43A | 9 |
| Mallory, John | Rye Valley | 3 | 26 | 50A | 30 |
| Maloy, Richard | Outside Baker | 1 | 37 | 19A | 45 |
| Man, Fat | Humboldt Basin | 3 | 19 | 46B | 20 |
| Man, Lee | Quartz Gulch | 3 | 2 | 37B | 31 |
| Man, Maggie | Baker City | 1 | 10 | 5B | 15 |
| Manandus, Joseph | Quartz Gulch | 3 | 2 | 37B | 20 |
| Manandus, Minnie E. | Quartz Gulch | 3 | 2 | 37B | 21 |
| Mann, Andrea M. | Baker City | 1 | 12 | 6B | 11 |
| Mann, Fred M. | Baker City | 1 | 3 | 2A | 29 |
| Mann, Peter | Baker City | 1 | 12 | 6B | 10 |
| Mann, Socrtes | Baker City | 1 | 3 | 2A | 28 |
| Manning, Cornelius | Baker City | 1 | 4 | 2B | 27 |
| Manning, William | Pleasant Valley | 4 | 5 | 53A | 11 |
| Mansfield, Lewis | Baker City | 1 | 5 | 3A | 19 |
| Mansfield, Johnston | Outside Baker City | 1 | 19 | 10A | 38 |
| Marcom, T. J. | Vritue Mine | 2 | 28 | 36A | 38 |
| Marcum, Thomas | Pocahontas | 1 | 28 | 14B | 37 |
| Marino, F. J. | Conner Creek | 2 | 22 | 33A | 35 |
| Marks, Ted. D. | Baker City | 1 | 7 | 4A | 22 |
| Marney, Mosus | Stone | 3 | 4 | 38B | 9 |
| Marqus, John | Rye Valley | 3 | 26 | 50A | 24 |
| Martin, Edwin | Wingville | 144 | 13 | 60B | 18 |
| Martin, Jesse | Wingville | 144 | 13 | 60B | 19 |
| Martin, John | Wingville | 144 | 13 | 60B | 17 |
| Martin, Leroy | Baker City | 1 | 17 | 9A | 8 |
| Martin, Martha | Wingville | 144 | 13 | 60B | 16 |
| Martin, W. A. | Wingville | 144 | 13 | 60B | 15 |
| Masters, Augustus | Wingville | 144 | 11 | 59A | 4 |
| Matfes, William Ab. | Burnt River | 2 | 20 | 31B | 43 |
| Mathewson, Frank | Stone | 3 | 8 | 40B | 20 |
| Maugh, Lo | Sumpter | 2 | 5 | 23A | 7 |
| Mavy, Minnie | North Powder | 144 | 3 | 55A | 27 |
| Maw, Ah | Clarks Creek | 2 | 7 | 24A | 11 |
| Maxwell, James | Pleasant Valley | 4 | 2 | 51B | 49 |
| Maxwell, James | North Powder | 144 | 8 | 57B | 27 |
| May, Ah | Conner Creek | 2 | 25 | 34B | 3 |
| May, George | Vritue Mine | 2 | 27 | 35B | 48 |
| May, Nora | Vritue Mine | 2 | 27 | 35B | 50 |
| May, Sarah | Vritue Mine | 2 | 27 | 35B | 49 |
| McCain, Eliza | Pleasant Valley | 4 | 4 | 52B | 4 |
| McCain, James | Pleasant Valley | 4 | 4 | 52B | 3 |
| McCain, James | Pleasant Valley | 4 | 4 | 52B | 6 |
| McCain, Thomas | Pleasant Valley | 4 | 4 | 52B | 5 |
| McCampdell, E. T. | Pocahontas | 1 | 26 | 13B | 6 |
| McCarter, Augusta F. | Humboldt Basin | 3 | 22 | 48A | 8 |
| McCarter, Estelle B. | Humboldt Basin | 3 | 22 | 48A | 9 |
| McCarter, Florance | Humboldt Basin | 3 | 22 | 48A | 6 |
| McCarter, Henrietta | Humboldt Basin | 3 | 22 | 48A | 7 |
| McCarthy, Jeremiah | Eldorado | 3 | 17 | 45B | 7 |
| McCarty, Benjamin | Humboldt Basin | 3 | 23 | 48B | 10 |
| McCarty, John | Humboldt Basin | 3 | 23 | 48B | 7 |
| McCarty, Kate | Baker City | 1 | 17 | 9A | 34 |
| McCarty, Kate Nellie | Humboldt Basin | 3 | 23 | 48B | 8 |
| McCarty, Nellie | Humboldt Basin | 3 | 23 | 48B | 9 |
| McCarty, no name | Humboldt Basin | 3 | 23 | 48B | 11 |
| McCarty, Vincent | Baker City | 1 | 17 | 9A | 35 |
| McClanahan, Annis | Clearyville | 3 | 14 | 44A | 20 |
| McClanahan, Newton | Clearyville | 3 | 14 | 44A | 19 |
| McClure, William | Stone | 3 | 9 | 41A | 23 |
| McCord, Anglina | Baker City | 1 | 1 | 1A | 23 |
| McCord, C. S. | Baker City | 1 | 1 | 1A | 32 |
| McCord, Clarence | Baker City | 1 | 17 | 9A | 21 |
| McCord, Clyde | Baker City | 1 | 17 | 9A | 23 |
| McCord, Elizabeth | Baker City | 1 | 1 | 1A | 26 |
| McCord, Ephegenia | Baker City | 1 | 1 | 1A | 24 |
| McCord, Essia | Baker City | 1 | 17 | 9A | 18 |
| McCord, Frank | Baker City | 1 | 17 | 9A | 19 |
| McCord, Genett | Baker City | 1 | 17 | 9A | 17 |
| McCord, George W. | Baker City | 1 | 14 | 7B | 1 |
| McCord, Harvy | Baker City | 1 | 1 | 1A | 25 |
| McCord, H. B. | Burnt River | 2 | 19 | 31A | 1 |
| McCord, J. J. | Baker City | 1 | 1 | 1A | 30 |
| McCord, James | Baker City | 1 | 17 | 9A | 20 |
| McCord, Joseph C. | Baker City | 1 | 14 | 7B | 3 |
| McCord, J. P. | Burnt River | 2 | 19 | 31A | 2 |
| McCord, Laura M. | Baker City | 1 | 1 | 1A | 34 |
| McCord, M. J. | Baker City | 1 | 1 | 1A | 31 |
| McCord, Mary A. | Baker City | 1 | 14 | 7B | 4 |
| McCord, Nancy J. | Baker City | 1 | 14 | 7B | 2 |
| McCord, Nora V. | Baker City | 1 | 1 | 1A | 33 |
| McCord, O. H. P. | Baker City | 1 | 1 | 1A | 35 |
| McCord, Robert | Baker City | 1 | 1 | 1A | 27 |
| McCord, Robert E. | Baker City | 1 | 17 | 9A | 16 |
| McCord, S. B. | Baker City | 1 | 1 | 1A | 22 |
| McCord, William | Baker City | 1 | 17 | 9A | 22 |
| McCoy, Jim | Vritue Mine | 2 | 26 | 35A | 35 |
| McCrary, Elizabeth F. | Baker City | 1 | 14 | 7B | 39 |
| McCrary, Grace | Baker City | 1 | 14 | 7B | 41 |
| McCrary, Hattie | Baker City | 1 | 14 | 7B | 40 |
| McCraven, Elias | Baker City | 1 | 14 | 7B | 42 |
| McCrea, John | Outside Baker City | 1 | 23 | 12A | 25 |
| McCrum, David | Pleasant Valley | 4 | 3 | 52A | 47 |
| McCulloch, Elza J. | Outside Baker City | 1 | 19 | 10A | 21 |
| McCulloch, James M. | Outside Baker City | 1 | 19 | 10A | 20 |
| McCumsy, Edith M. | Stone | 3 | 5 | 39A | 13 |
| McCumsy, Elizabeth A. | Stone | 3 | 5 | 39A | 10 |
| McCumsy, Isaac | Stone | 3 | 5 | 39A | 9 |
| McCumsy, Phebe A. | Stone | 3 | 5 | 39A | 12 |
| McCumsy, Zacharia T. | Stone | 3 | 5 | 39A | 11 |
| McCurry, Almeda M. | Outside Baker City | 1 | 23 | 12A | 14 |
| McCurry, Charles D. | Outside Baker City | 1 | 23 | 12A | 15 |
| McCurry, Emma N. | Outside Baker City | 1 | 23 | 12A | 16 |
| McCusic, Noah | Stone | 3 | 7 | 40A | 40 |
| McDonald, Edward | Pocahontas | 1 | 34 | 17B | 15 |
| McDonald, John | Pocahontas | 1 | 34 | 17B | 18 |
| McEachen, Edward J. | Baker City | 1 | 10 | 5B | 19 |
| McEnron, James | Outside Baker City | 1 | 19 | 10A | 31 |
| McEwen, Thomas | Baker City | 1 | 6 | 3B | 42 |
| McGlennon, Patric | Eldorado | 3 | 17 | 45B | 8 |
| McGovern, Mary | Baker City | 1 | 10 | 5B | 38 |
| McGovern, Patrick | Baker City | 1 | 10 | 5B | 37 |
| McGovern, Peter | Baker City | 1 | 10 | 5B | 39 |
| McGovern, Rosann | Baker City | 1 | 10 | 5B | 40 |
| McGuire, Frank | Conner Creek | 2 | 22 | 33A | 15 |
| McIntire, Alonzo | Pleasant Valley | 4 | 2 | ial">51B | 20 |
| McIntire, Milton | Pleasant Valley | 4 | 2 | 51B | 19 |
| McIntosh, Robert | Baker City | 1 | 9 | 5A | 42 |
| McIver, Daniel | Outside Baker City | 1 | 20 | 10B | 39 |
| McIver, Olive L. | Outside Baker City | 1 | 20 | 10B | 40 |
| McKenzie, John | Burnt River | 2 | 17 | 30A | 13 |
| McKinney, Elise G. | Auburn | 2 | 13 | 28A | 43 |
| McKinney, Henry W. | Baker City | 1 | 4 | 2B | 43 |
| McKinney, Jula | Auburn | 2 | 13 | 28A | 45 |
| McKinney, M. G. | Auburn | 2 | 13 | 28A | 42 |
| McKinney, Marshall | Auburn | 2 | 13 | 28A | 44 |
| McKinney, Richard | Auburn | 2 | 13 | 28A | 46 |
| McKinney, Susan J. | Baker City | 1 | 4 | 2B | 44 |
| McLaughlin, Bethsina | Stone | 3 | 8 | 40B | 38 |
| McLaughlin, Charles | Baker City | 1 | 9 | 5A | 35 |
| McLaughlin, Emma | Baker City | 1 | 9 | 5A | 33 |
| McLaughlin, George | Stone | 3 | 8 | 40B | 41 |
| McLaughlin, James F. | Stone | 3 | 8 | 40B | 39 |
| McLaughlin, Jessee May | Baker City | 1 | 9 | 5A | 36 |
| McLaughlin, John | Stone | 3 | 8 | 40B | 40 |
| McLaughlin, John B. | Stone | 3 | 8 | 40B | 37 |
| McLaughlin, Martasella | Baker City | 1 | 9 | 5A | 34 |
| McLaughlin, no name | Stone | 3 | 8 | 40B | 42 |
| McLaughlin, Sanford | Baker City | 1 | 9 | 5A | 32 |
| McMahon, Caroline P. | Burnt River | 2 | 21 | 32A | 24 |
| McMahon, Corrib. P. | Burnt River | 2 | 21 | 32A | 25 |
| McMahon, Edward J. | Burnt River | 2 | 21 | 32A | 26 |
| McMahon, Isaak | Burnt River | 2 | 21 | 32A | 27 |
| McMahon, Jonathan | Burnt River | 2 | 21 | 32A | 23 |
| McMurren, Ada | Pocahontas | 1 | 25 | 13A | 17 |
| McMurren, Adella | Pocahontas | 1 | 25 | 13A | 18 |
| McMurren, Arthur | Pocahontas | 1 | 25 | 13A | 16 |
| McMurren, Christena E. | Pocahontas | 1 | 26 | 13B | 49 |
| McMurren, John W. | Pocahontas | 1 | 26 | 13B | 48 |
| McMurren, John W. | Pocahontas | 1 | 26 | 13B | 50 |
| McMurren, Samuel | Pocahontas | 1 | 25 | 13A | 30 |
| McMurren, Sarah | Pocahontas | 1 | 25 | 13A | 15 |
| McMurren, William | Pocahontas | 1 | 25 | 13A | 14 |
| McMurren, William H. | Pocahontas | 1 | 27 | 14A | 8 |
| McNamara, J. | Clarks Creek | 2 | 8 | 24B | 43 |
| McNerny, James | Pleasant Valley | 4 | 1 | 51A | 23 |
| McNulty, Michael | North Powder | 144 | 10 | 58B | 12 |
| McPherson, Alex. | Clarks Creek | 2 | 10 | 25B | 21 |
| McQuown, Alexander | Pocahontas | 1 | 27 | 14A | 6 |
| McQuown, Elva | Pocahontas | 1 | 27 | 14A | 7 |
| McQuown, Jacob | Pocahontas | 1 | 27 | 14A | 1 |
| McQuown, Martha | Pocahontas | 1 | 27 | 14A | 4 |
| McQuown, Mary | Pocahontas | 1 | 27 | 14A | 2 |
| McQuown, Thomas | Pocahontas | 1 | 27 | 14A | 5 |
| McQuown, William | Pocahontas | 1 | 27 | 14A | 3 |
| Me, Ah | Baker City | 1 | 6 | 3B | 13 |
| Me, Ah | Pocahontas | 1 | 34 | 17B | 48 |
| Me, Ah | Eldorado | 3 | 17 | 45B | 24 |
| Me, Fat | Pocahontas | 1 | 35 | 18A | 47 |
| Me, Fung | Pocahontas | 1 | 35 | 18A | 49 |
| Me, See | Pocahontas | 1 | 35 | 18A | 48 |
| Mead, William | Pleasant Valley | 4 | 5 | 53A | 36 |
| Means, Calvin L. | Pocahontas | 1 | 27 | 14A | 26 |
| Meath, John | Humboldt Basin | 3 | 23 | 48B | 19 |
| Medelle, John | Outside Baker City | 1 | 24 | 12B | 20 |
| Mee, Ah | Baker City | 1 | 17 | 9A | 10 |
| Meirsee, John | Pleasant Valley | 4 | 5 | 53A | 21 |
| Meloy, Richard A. | Auburn | 2 | 13 | 28A | 12 |
| Meriman, Charles | Baker City | 1 | 6 | 3B | 50 |
| Meriman, Charles G. | Baker City | 1 | 7 | 4A | 1 |
| Meriman, Maggie | Baker City | 1 | 7 | 4A | 9 |
| Merrill, August | Baker City | 1 | 9 | 5A | 3 |
| Merrill, Clary E. | Baker City | 1 | 9 | 5A | 4 |
| Merrill, Elizabeth | Baker City | 1 | 9 | 5A | 1 |
| Merrill, Earnest L. | Pleasant Valley | 4 | 3 | 52A | 6 |
| Merrill, Joseph | Pleasant Valley | 4 | 3 | 52A | 1 |
| Merrill, Lilla J. | Pleasant Valley | 4 | 3 | 52A | 3 |
| Merrill, Mabel A. | Pleasant Valley | 4 | 3 | 52A | 8 |
| Merrill, Martha | Pleasant Valley | 4 | 3 | 52A | 2 |
| Merrill, Martha E. | Pleasant Valley | 4 | 3 | 52A | 7 |
| Merrill, Rose E. | Pleasant Valley | 4 | 3 | 52A | 4 |
| Merrill, Sidney | Baker City | 1 | 9 | 5A | 2 |
| Merriman, Maggie | Outside Baker City | 1 | 18 | 9B | 17 |
| Metcalf, Nicholas | Rye Valley | 3 | 27 | 50B | 2 |
| Metzger, Benjamin | Vritue Mine | 2 | 29 | 36B | 21 |
| Metzger, James | Vritue Mine | 2 | 29 | 36B | 25 |
| Metzger, Jimansi | Vritue Mine | 2 | 29 | 36B | 22 |
| Metzker, Charles | Outside Baker City | 1 | 20 | 10B | 20 |
| Metzker, Edward | Outside Baker City | 1 | 20 | 10B | 22 |
| Metzker, Franklin M. | Outside Baker City | 1 | 20 | 10B | 17 |
| Metzker, George | Outside Baker City | 1 | 20 | 10B | 18 |
| Metzker, James | Outside Baker City | 1 | 20 | 10B | 19 |
| Metzker, John | Outside Baker City | 1 | 20 | 10B | 21 |
| Metzker, Mary H. | Outside Baker City | 1 | 20 | 10B | 23 |
| Metzker, William C. | Outside Baker City | 1 | 20 | 10B | 16 |
| Metzler, Edward | Stone | 3 | 5 | 39A | 39 |
| Meyer, Annie | Burnt River | 2 | 21 | 32A | 34 |
| Meyer, Auguste | Burnt River | 2 | 21 | 32A | 30 |
| Meyer, Charlie | North Powder | 144 | 8 | 57B | 23 |
| Meyer, Christ | Vritue Mine | 2 | 29 | 36B | 29 |
| Meyer, Ethe | Burnt River | 2 | 21 | 32A | 32 |
| Meyer, Frederick | North Powder | 144 | 8 | 57B | 22 |
| Meyer, Gisle | Burnt River | 2 | 21 | 32A | 31 |
| Meyer, Jonah F. | North Powder | 144 | 8 | 57B | 20 |
| Meyer, Mary | North Powder | 144 | 8 | 57B | 21 |
| Meyer, May | Burnt River | 2 | 21 | 32A | 33 |
| Meyer, Sarah | Burnt River | 2 | 21 | 32A | 29 |
| Meyer, William | Burnt River | 2 | 21 | 32A | 28 |
| Meyers, Alo N. | Burnt River | 2 | 18 | 30B | 37 |
| Meyers, C. H. | Burnt River | 2 | 18 | 30B | 36 |
| Miller, Ira H. | Baker City | 1 | 10 | 5B | 50 |
| Millan, J. T. | Conner Creek | 2 | 24 | 34A | 36 |
| Miller, Amanda | Outside Baker | 1 | 39 | 20A | 19 |
| Miller, Ann | Baker City | 1 | 17 | 9A | 39 |
| Miller, Anna | Baker City | 1 | 5 | 3A | 9 |
| Miller, Anna | Clarks Creek | 2 | 7 | 24A | 8 |
| Miller, August | Quartz Gulch | 3 | 2 | 37B | 28 |
| Miller, C. D. | Conner Creek | 2 | 25 | 34B | 18 |
| Miller, Dora | Outside Baker | 1 | 39 | 20A | 17 |
| Miller, Elizabeth | Outside Baker | 1 | 39 | 20A | 15 |
| Miller, Ellen | Outside Baker | 1 | 39 | 20A | 16 |
| Miller, Emma | Baker City | 1 | 11 | 6A | 28 |
| Miller, F. M. | Burnt River | 2 | 19 | 31A | 4 |
| Miller, George D. | Eldorado | 3 | 18 | 46A | 1 |
| Miller, G. S. | North Powder | 144 | 10 | 58B | 23 |
| Miller, Henry | Quartz Gulch | 3 | 2 | 37B | 23 |
| Miller, Henry | North Powder | 144 | 8 | 57B | 10 |
| Miller, Ira N. | Pocahontas | 1 | 32 | 16B | 32 |
| Miller, Isaphine | North Powder | 144 | 10 | 58B | 26 |
| Miller, Jacob | Clarks Creek | 2 | 7 | 24A | 5 |
| Miller, Jacob | North Powder | 144 | 10 | 58B | 27 |
| Miller, Jacob R. | Outside Baker | 1 | 39 | 20A | 14 |
| Miller, Johanna | Clarks Creek | 2 | 7 | 24A | 6 |
| Miller, John | Outside Baker | 1 | 39 | 20A | 18 |
| Miller, John | Pleasant Valley | 4 | 3 | 52A | 10 |
| Miller, Joseph | Humboldt Basin | 3 | 23 | 48B | 24 |
| Miller, Josephine | North Powder | 144 | 10 | 58B | 25 |
| Miller, Julius | Eldorado | 3 | 18 | 46A | 7 |
| Miller, Louisa | Baker City | 1 | 11 | 6A | 27 |
| Miller, Margret H. | Baker City | 1 | 11 | 6A | 23 |
| Miller, Margretha | Clarks Creek | 2 | 7 | 24A | 7 |
| Miller, Mary | Quartz Gulch | 3 | 2 | 37B | 29 |
| Miller, Mary A. | Eldorado | 3 | 18 | 46A | 2 |
| Miller, Mary E. | Pocahontas | 1 | 32 | 16B | 33 |
| Miller, Minerva | North Powder | 144 | 10 | 58B | 24 |
| Miller, Mollie | Wingville | 144 | 1 | 54A | 19 |
| Miller, Nannie | Wingville | 144 | 1 | 54A | 18 |
| Miller, Robert E. | Pocahontas | 1 | 32 | 16B | 35 |
| Miller, Ruby E. | Eldorado | 3 | 18 | 46A | 3 |
| Miller, Sada | Baker City | 1 | 7 | 4A | 18 |
| Miller, Sophia | Baker City | 1 | 11 | 6A | 24 |
| Miller, Thadius | Outside Baker | 1 | 39 | 20A | 20 |
| Miller, Wamon | Wingville | 144 | 1 | 54A | 17 |
| Miller, Wilahmena | Baker City | 1 | 11 | 6A | 26 |
| Miller, William | Baker City | 1 | 11 | 6A | 22 |
| Miller, William | Baker City | 1 | 11 | 6A | 25 |
| Miller, William | Pocahontas | 1 | 32 | 16B | 34 |
| Miller, William C. | Baker City | 1 | 7 | 4A | 17 |
| Miller, William Henry | Eldorado | 3 | 18 | 46A | 4 |
| Mills, Abraham | Pocahontas | 1 | 26 | 13B | 1 |
| Mills, Hattie | Pocahontas | 1 | 26 | 13B | 2 |
| Miner, Lee | Stone | 3 | 9 | 41A | 4 |
| Mires, Caroline | Baker City | 1 | 12 | 6B | 14 |
| Mires, Earnst W. | Baker City | 1 | 12 | 6B | 13 |
| Mires, John K. | Pocahontas | 1 | 26 | 13B | 35 |
| Mitchell, Alexander H. | Pocahontas | 1 | 31 | 16A | 22 |
| Mitchell, Alonzo | Baker City | 1 | 14 | 7B | 49 |
| Mitchell, Cary Dell | Baker City | 1 | 14 | 7B | 46 |
| Mitchell, Emma | Pocahontas | 1 | 31 | 16A | 21 |
| Mitchell, Fanney | Baker City | 1 | 14 | 7B | 48 |
| Mitchell, Frank | Baker City | 1 | 14 | 7B | 47 |
| Mitchell, George | Pocahontas | 1 | 31 | 16A | 18 |
| Mitchell, George W. | Pocahontas | 1 | 31 | 16A | 26 |
| Mitchell, Laura Ellin | Pocahontas | 1 | 31 | 16A | 25 |
| Mitchell, Lawrence E. | Pocahontas | 1 | 31 | 16A | 24 |
| Mitchell, Lucinda | Pocahontas | 1 | 31 | 16A | 19 |
| Mitchell, Martha | Pocahontas | 1 | 31 | 16A | 20 |
| Mitchell, Mary | Baker City | 1 | 14 | 7B | 45 |
| Mitchell, Mathew W. | Baker City | 1 | 14 | 7B | 44 |
| Mitchell, Rose | Pocahontas | 1 | 31 | 16A | 23 |
| Mities, William | Baker City | 1 | 4 | 2B | 10 |
| Moffit, Robert | North Powder | 144 | 5 | 56A | 9 |
| Moi, Ah | Rye Valley | 3 | 24 | 49A | 1 |
| Moi, Kee | Quartz Gulch | 3 | 2 | 37B | 1 |
| Mondhank, Henry | Clarks Creek | 2 | 12 | 27A | 8 |
| Mong, Ah | Sumpter | 2 | 3 | 22A | 36 |
| Monger, David D. | Pleasant Valley | 4 | 2 | 51B | 45 |
| Mongh, Ah | Sumpter | 2 | 4 | 22B | 26 |
| Mongh, Ah | Auburn | 2 | 14 | 28B | 34 |
| Mongh, Ah | Auburn | 2 | 15 | 29A | 4 |
| Monicon, James | Quartz Gulch | 3 | 1 | 37A | 35 |
| Monre, John | Pocahontas | 1 | 30 | 15B | 36 |
| Montgomery, Lula | Baker City | 1 | 10 | 5B | 6 |
| Moo, Ah | Baker City | 1 | 16 | 8B | 43 |
| Moo, Ah | Sumpter | 2 | 2 | 21B | 45 |
| Moody, Marie May | Baker City | 1 | 8 | 4B | 42 |
| Mook, Ah | Auburn | 2 | 14 | 28B | 41 |
| Moomaw, D. L. | Outside Baker | 1 | 38 | 19B | 14 |
| Moon, Ah | Sumpter | 2 | 3 | 22A | 45 |
| Moon, Ah | Quartz Gulch | 3 | 2 | 37B | 10 |
| Moore, Charles | Baker City | 1 | 17 | 9A | 26 |
| Moore, Elizabeth | Baker City | 1 | 17 | 9A | 1 |
| Moore, Fanny | Baker City | 1 | 13 | 7A | 13 |
| Moore, Flora S. | Vritue Mine | 2 | 28 | 36A | 44 |
| Moore, Flory S. | Outside Baker City | 1 | 20 | 10B | 10 |
| Moore, George | Burnt River | 2 | 19 | 31A | 43 |
| Moore, Ida | Vritue Mine | 2 | 28 | 36A | 43 |
| Moore, James | Baker City | 1 | 17 | 9A | 2 |
| Moore, James | Stone | 3 | 9 | 41A | 31 |
| Moore, John | Baker City | 1 | 17 | 9A | 3 |
| Moore, Pauline | Baker City | 1 | 17 | 9A | 5 |
| Moore, Thomas B. | Vritue Mine | 2 | 28 | 36A | 42 |
| Moore, William | Baker City | 1 | 17 | 9A | 4 |
| Moore, William M. | Vritue Mine | 2 | 28 | 36A | 45 |
| Morcum, Thomas | Conner Creek | 2 | 24 | 34A | 34 |
| Morfitt, Charley H. | Eldorado | 3 | 16 | 45A | 46 |
| Morfitt, Cyrus W. | Eldorado | 3 | 16 | 45A | 44 |
| Morfitt, Ione | Eldorado | 3 | 16 | 45A | 45 |
| Morfitt, James | Eldorado | 3 | 16 | 45A | 41 |
| Morfitt, James | Eldorado | 3 | 16 | 45A | 48 |
| Morfitt, Juliette | Eldorado | 3 | 16 | 45A | 40 |
| Morfitt, Robert | Eldorado | 3 | 16 | 45A | 42 |
| Morfitt, Susanna | Eldorado | 3 | 16 | 45A | 49 |
| Morfitt, William | Eldorado | 3 | 16 | 45A | 39 |
| Morfitt, William | Eldorado | 3 | 16 | 45A | 43 |
| Morgan, F. B. | Conner Creek | 2 | 25 | 34B | 17 |
| Morris, Kratzer | Baker City | 1 | 4 | 2B | 19 |
| Morrison, Annie M. | Stone | 3 | 12 | 42B | 36 |
| Morrison, Casper B. | Stone | 3 | 12 | 42B | 34 |
| Morrison, George | Outside Baker | 1 | 37 | 19A | 31 |
| Morrison, James N. | Stone | 3 | 12 | 42B | 35 |
| Morrison, John | Conner Creek | 2 | 24 | 34A | 5 |
| Morrison, Margaret E. | Stone | 3 | 12 | 42B | 34 |
| Morrison, Martha B. | Stone | 3 | 12 | 42B | 37 |
| Morrison, Paul | Conner Creek | 2 | 24 | 34A | 4 |
| Morse, Davis W. | Stone | 3 | 10 | 41B | 33 |
| Morton, Alma | Stone | 3 | 7 | 40A | 27 |
| Morton, Clementine | Stone | 3 | 7 | 40A | 22 |
| Morton, Clementine | Stone | 3 | 7 | 40A | 26 |
| Morton, Ellen | Stone | 3 | 7 | 40A | 24 |
| Morton, Joseph A. | Stone | 3 | 7 | 40A | 21 |
| Morton, Joseph W. | Stone | 3 | 7 | 40A | 28 |
| Morton, Lencord | Stone | 3 | 7 | 40A | 23 |
| Morton, Mary F. | Stone | 3 | 7 | 40A | 25 |
| Morton, Reuben N. | Stone | 3 | 7 | 40A | 29 |
| Moss, Allicia | Pleasant Valley | 4 | 2 | 51B | 6 |
| Moss, Catherine | Pleasant Valley | 4 | 2 | 51B | 9 |
| Moss, Edward W. | Pleasant Valley | 4 | 2 | 51B | 7 |
| Moss, Frances E. | Pleasant Valley | 4 | 2 | 51B | 8 |
| Moss, Robert | Pleasant Valley | 4 | 2 | 51B | 5 |
| Mow, Ah | Humboldt Basin | 3 | 19 | 46B | 42 |
| Murray, Henry C. | Stone | 3 | 13 | 43A | 2 |
| Mulin, Alford | Pleasant Valley | 4 | 1 | 51A | 30 |
| Mulin, Anna | Pleasant Valley | 4 | 1 | 51A | 27 |
| Mulin, Edward | Pleasant Valley | 4 | 1 | 51A | 32 |
| Mulin, Levi | Pleasant Valley | 4 | 1 | 51A | 29 |
| Mulin, Mary | Pleasant Valley | 4 | 1 | 51A | 26 |
| Mulin, Mary A. | Pleasant Valley | 4 | 1 | 51A | 31 |
| Mulin, William | Pleasant Valley | 4 | 1 | 51A | 28 |
| Mullan, J. W. | Auburn | 2 | 13 | 28A | 21 |
| Mullan, Kate | Auburn | 2 | 13 | 28A | 23 |
| Mullan, Maggie | Auburn | 2 | 13 | 28A | 22 |
| Mullen, Alfred | Rye Valley | 3 | 26 | 50A | 40 |
| Mullen, Jacob | Sumpter | 2 | 2 | 21B | 3 |
| Mullen, James | Rye Valley | 3 | 26 | 50A | 38 |
| Mullen, James | Rye Valley | 3 | 26 | 50A | 39 |
| Mullen, Mary A. | Rye Valley | 3 | 26 | 50A | 41 |
| Mun, Tsing | Humboldt Basin | 3 | 20 | 47A | 15 |
| Mung, Ah | Conner Creek | 2 | 23 | 33B | 31 |
| Munger, Richard | Pleasant Valley | 4 | 5 | 53A | 20 |
| Murphy, Eli | Pocahontas | 1 | 30 | 15B | 37 |
| Murphy, J. | Clarks Creek | 2 | 10 | 25B | 22 |
| Murray, Henry C. | Stone | 3 | 13 | 43A | 2 |
| Murray, James | Vritue Mine | 2 | 26 | 35A | 31 |
| Myers, August | Humboldt Basin | 3 | 23 | 48B | 3 |