In office Dec 6, 1830 to Dec 3, 1832 Assumed: General Election
1 year, 11 months, 28 days
John Decker spent 1 year, 11 months, 28 days in office in Indiana, all of it at the state level.
We found no record of John Decker running for office in Indiana. Our database only focuses on state and federal offices, so it's possible they ran at a different level, or in an office not currently in our database (note: state legislative election data is extremely limited currently).