United States House of Representatives elections, 1986 Pennsylvania Pennsylvania

| District | Incumbent | Party | First_elected | Result_ | Candidates |
|---|---|---|---|---|---|
| Pennsylvania 18 | Doug Walgren | Democratic | 1976 | Re-elected | Doug Walgren (D) 63.0% Ernie Buckman (R) 37.0% |
| Pennsylvania 21 | Tom Ridge | Republican | 1982 | Re-elected | Tom Ridge (R) 80.9% Joylyn Blackwell (D) 19.1% |