Campbell will fill out the term of former assessor Chuck Jenkins until the election of a new assessor in 2012.
The vote was split 7 to 3 with Austin Shaver, Don Miller, Harold Duff, Earlena Maples, Sharon Yarborough, Bob Franke Stephen Harrelson voting for Campbell.
David Mears, Roy Bledsoe and Brian Jenkins voted for Jane Smith, who held the position of deputy property assessor.
Campbell, a resident of Friendsville, has 20 years of appraisal experience, completing over 2200 appraisals within the county limits. He also holds a certification as a residential real estate appraiser. Campbell has indicated that he will run for the office next year.
Jenkins died in August.