William married Sarah Burpee Shepard on 22 Jan 1849 in New London,Merrimack,New Hampshire, USA. Sarah (daughter of Samuel Shepard and Phebe Hoskins) was born on 10 Jul 1828 in likely Grafton,,New Hampshire, USA ; died on 27 Apr 1859 in Merrimack,,Wisconsin, USA. [Group Sheet] [Family Chart]

1. Emma Frances Slade was born on 17 Dec 1849 in Albany,Albany,New York, USA.
2. Alice Benham Slade was born on 11 Aug 1852 in Albany,Albany,New York, USA.
3. George Shepard Slade was born on 21 Jul 1854 in Albany,Albany,New York, USA.
4. William Slade was born on 22 Jun 1856 in Merrimac,Sauk,Wisconsin, USA.
5. Charles Walter Slade was born on 19 Sep 1858 in Merrimac,Sauk,Wisconsin, USA.