| Extracted from the "History of Green County, Wisconsin" published by Union Publishing Company, Springfield, Ill. 1884; page 787: |
| The town of Decatur lies in the eastern tier of Green county's sub-divisions, embracing congressional township 2 north range 9 east. It is bounded on the north by the town of Albany; on the west by Sylvester; on the south by Spring Grove; and on the east by Rock county. |
| First settlers were: John MOORE, Thomas CHAMBERS, John J. DAWSON, Samuel ROWE, Robert MATTOX, E. T. FLEEK, William Jones, Benjamin H. FLEEK, Samuel NORTHCRAFT, Donald JOHNSON, David BIGELOW, Thomas STEWART, J. I .BOWEN, Perry and Washington MITCHELL and others. |
| The first settler within the limits comprising Decatur was John MOORE who came in the autumn of 1839. |
| The first birth was that of Caroline CHAMBERS daughter of Thomas and Rebecca born in 1840. |
| The first marriage was that of Delilah J. MOORE daughter of John MOORE to William Riley in 1842. |
| The first deaths occurred in the autumn of 1846. Adults were David BIGELOW and William NIPPLE; while the first children to die were John M. and Emily J. NORTHCRAFT. |
| The first bridge in the town of Decatur, as well as in Green County, was built across the Sugar river on section 14 in 1849 by Joseph WOODLE and was in use until the road was vacated in 1856. |
| Religions were Methodist and Baptist. |
| NAME | AGE | SEX | MARITAL STATUS |
BORN | MONTH DIED |
OCCUPATION | CAUSE | NO.DAYS ILL |
| James KELLY | 1 year | male | Wisconsin | July | sudden | 1 hour | ||
| Jane BRIDGE | 1 year | female | Wisconsin | April | scarlet fever | 6 days | ||
| Martin FLANERY | 3 days | male | Wisconsin | November | unknown | 3 days | ||
| Timothy McLAIN | 26 years | male | Ireland | November | laborer | accidental drowning | sudden | |
| Mary McLAIN | 5 years | female | Massachusetts | May | scarlet fever | 2 days | ||
| Mary EARLY | 10 days | female | Wisconsin | November | unknown | 8 hours | ||
| Lillian SCHUMAN | 7 months | female | Wisconsin | November | consumption | 1 day | ||
| John TURNER | 9 months | male | Wisconsin | November | cholera infantum | 24 hours | ||
| Mary PETTIS | 31 years | female | Massachusetts | December | diarhea | 20 days | ||
| Ella A. PETTIS | 6 months | female | Wisconsin | September | diarhea | 14 days | ||
| Demick O. GARY | 5 months | male | Wisconsin | October | diarhea flux | 4 days | ||
| John CONWAY | 1 day | male | Wisconsin | October | unknown | 1 day | ||
| Catharine MATTOCK | 10 years | female | Wisconsin | March | poison | 2 days | ||
| Maria L. MATTOCK | 7 years | female | Wisconsin | April | poison | 14 days | ||
| Harriet MATTOCK | 3 years | female | Wisconsin | March | poison | 1 day | ||
| Mary STEVENS | 1 year | female | Illinois | July | accidentally killed | sudden | ||
| ---- DAUGHABOUGH | 6 days | male | Wisconsin | October | unknown | 2 days | ||
| William CHAMBERS | 2 years | male | Wisconsin | April | scarlet fever | 11 days | ||
| Daniel McVILL | 44 years | male | married | Wisconsin | August | farmer | dropsy | 7 days |
| Emery W. BUTTON | 6 years | male | Wisconsin | April | scarley fever | 4 days | ||
| Harvey F. BUTTON | 2 years | male | Wisconsin | May | scarlet fever | 7 days | ||
| Cyrus H. WOODLING | 15 years | male | Indiana | August | farmer | inflammation of bowels | 9 days | |
| Minne STEWART | 5 weeks | female | Wisconsin | September | diarhea | 4 days | ||
| Maria ARMSTRONG | 2 months | female | Wisconsin | July | accidentally smothered | sudden | ||
| Eva S. FILBRICK | 3 monmths | female | Wisconsin | Decemeber | fits | 3 days | ||
| Ada SHIPMAN | 1 year | female | Wisconsin | March | bowel complaint | 9 days | ||
| Ellen E. STEWART | 3 months | female | Wisconsin | February | lung disease | 4 days | ||
| John WILLIAMS | 84 years | male | widow | Massachusetts | June | carpenter | old age | sudden |
| Margaret HUMPHRIES | 13 years | female | Wisconsin | September | typhoid fever | 28 days |