Jonathan married Electa Bowen on 1 Jun 1824 in Ashtabula, Ohio, USA. Electa (daughter of Peleg Bowen and Usebe Harvey) was born on 18 Sep 1792 in Waterford, Caledonia, Vermont, USA; died on 3 Sep 1849 in Brazil, Clay, Indiana, USA. [Group Sheet] [Family Chart]

1. Celestia S. Kelsey was born about 1826 in Astabula, Ohio, USA.
2. Orville West Kelsey was born on 27 Mar 1828 in Astabula, Astabula, Ohio, USA; died in Laclede, Linn, Missouri, USA.
3. Smith Augustus Kelsey was born on 13 Jun 1828 in Astabula, Astabula, Ohio, USA; died on 17 Jul 1905 in Des Moines, Polk, Iowa, USA.
4. Carlos Reuben Kelsey was born on 3 Dec 1829 in Astabula, Ohio, USA; died on 24 Oct 1863 in Mount Vernon, Posey, Indiana, USA.
5. Loraine Almaretta Kelsey was born in 1832 in Ohio, USA; died in 1870.