Shown below are many of the previous county tax assessors. Over the years the title has changed a from “county assessor” to “tax commissioner” to “property valuation administrator”.
During the early years the city of Paducah also had their own assessor.
| County Assessor | |
| – 1897 | Will Byrd |
| 1897 – 1901 | W Stewart Dick |
| 1901 – 1905 | John Hughes |
| 1905 – 1909 | J Wes Troutman |
| 1909 – 1913 | George E Allen |
| 1913 – 1917 | Frank S Kelly |
| County Tax Commissioner | |
| 1917 – 1921 | Roy Stewart |
| 1921 – 1925 | Duke Williams |
| 1925 – 1933 | W.N. Ezell |
| 1933 – 1945 | Claude C. Cates |
| County Tax Commissioner/PVA | |
| 1945 – 1973 | Red Helm |
| PVA | |
| 1974 – 1989 | Joe Lee Boyd |
| 1989 – 1993 | Jim Rankin |
| 1993 – 2018 | Nancy Bock |
| 2018 – | Bill Dunn |