| Birth | 27 Feb 1812 | Nottingham, Nottingham County, New Hampshire | | | |
| Education | Bef 1829 | at Durham Academy for one year - Durham, Strafford County, New Hampshire | | | |
| Occupation | Abt 1829 | clerk in the shipping house of his father's cousin, John K. Simpson, - Boston, Suffolk County, Massachusetts | | | |
| Occupation | From 1831 to 1834 | clerk - Detroit, Wayne County, Michigan | | | |
| Residence | 1834 | Sandusky, Erie County, Ohio | | | |
| Occupation | Abt 1834 | partner with Horace Alpin in the retail grocery business - Sandusky, Erie County, Ohio | | | |
| Occupation | Aft 1834 | partner with Leonard Johnson in the wholesale grocery and liquor firm of Simpson & Johnson - Sandusky, Erie County, Ohio | | | |
| Occupation | Aft 1834 | owner of his own wholesale grocery and drygoods business - Sandusky, Erie County, Ohio | | | |
| Marriage | 5 Jan 1841 | Buffalo, Erie County, New York - Mary A DENHAM | | | |
| Miscellaneous | 29 Jan 1850 | paid a bond of $500 as guardian for the minor children of Cornelius J Marsh - Erie County, Ohio | | | |
| Occupation | 2 Nov 1850 | iron manufacturer who owned real estate valued at $10,000 - Portland, Erie County, Ohio | | | |
| Residence (family) | 2 Nov 1850 | Portland, Erie County, Ohio - Mary A DENHAM | | | |
| Miscellaneous | 28 Feb 1851 | was one of the corporators of the Sandusky City and Indiana Railroad Company - Erie County, Ohio | | | |
| Occupation | Bef 1859 | an associate of David Everett under the title of Simpson & Everett - Sandusky, Erie County, Ohio | | | |
| Miscellaneous | 1859 | disposed of his interest in Simpson & Everett - Sandusky, Erie County, Ohio | | | |
| Occupation | From 1859 to 1861 | owner of a ship-chandlery and grocery business - Sandusky, Erie County, Ohio | | | |
| Residence (family) | 20 Jun 1860 | Sandusky, Erie County, Ohio - Mary A DENHAM | | | |
| Occupation | 20 Jun 1860 | ship chandler who owned real estate valued at $10,000 and a personal estate valued at $1,510 - Sandusky, Erie County, Ohio | | | |
| Retirement | Abt 1862 | Sandusky, Erie County, Ohio | | | |
| Residence | 1867 | at 52 Washington - Sandusky, Erie County, Ohio | | | |
| Residence (family) | 23 Jun 1870 | Sandusky, Erie County, Ohio - Mary A DENHAM | | | |
| Property | 23 Jun 1870 | real estate valued at $11,000 and a personal estate valued at $16,000 - Sandusky, Erie County, Ohio | | | |
| Residence (family) | 1 Jun 1880 | on Washington Street - Sandusky, Erie County, Ohio - Mary A DENHAM | | | |
| Miscellaneous | 20 Dec 1887 | was vice president of the Sandusky Gas Company - Sandusky, Erie County, Ohio | | | |
| Death | 20 Dec 1887 | Sandusky, Erie County, Ohio | | | |
| Affiliation | | was originally an old-line Whig, but became a Republican - Sandusky, Erie County, Ohio | | | |
| Miscellaneous | | was one of the organizers of the Sandusky Gas Company - Sandusky, Erie County, Ohio | | | |
| Miscellaneous | | was the president of the Sandusky Gas Company for many years - Sandusky, Erie County, Ohio | | | |
| Miscellaneous | | was a large stockholder in the Second National Bank - Sandusky, Erie County, Ohio | | | |
| Religion | | was one of the fathers of Grace Episcopal Church - Sandusky, Erie County, Ohio | | | |