United States House of Representatives elections, 1838 Pennsylvania Pennsylvania

| District | Incumbent | Party | First_elected | Result_ | Candidates |
|---|---|---|---|---|---|
| Pennsylvania 5 | Jacob Fry, Jr. | Democratic | 1834 | Retired Democratic hold | Joseph Fornance (D) 54.9% Joseph Royer (W) 45.1% |
| Pennsylvania 6 | Mathias Morris | Whig | 1834 | Lost re-election Democratic gain | John Davis (D) 51.9% Mathias Morris (W) 48.1% |
| Pennsylvania 9 | George Keim | Democratic | 1838 ( special ) | Re-elected | George Keim (D) 69.3% Daniel M. Bieber (W) 30.7% |
| Pennsylvania 10 | Luther Reily | Democratic | 1836 | Retired Whig gain | William Simonton (W) 59.1% William Reily (D) 40.9% |
| Pennsylvania 11 | Henry Logan | Democratic | 1834 | Retired Democratic hold | James Gerry (D) 56.6% Charles A. Barnitz (W) 43.4% |