| Pennsylvania's 18th State House of Representatives district | |||
|---|---|---|---|
 | |||
| Representative |
| ||
| Population (2022) | 63,773 | ||
The 18th Pennsylvania House of Representatives District is located in Southeastern Pennsylvania. The seat is occupied by Republican K.C. Tomlinson, who has held the seat since a special election on March 17, 2020.
The seat was previously vacant for two months after Gene DiGirolamo left the seat which he had held since 1995 to join the Bucks County Board of Commissioners.