In the 1977 postseason, Walton led #3 seed Portland to series victories over the Chicago Bulls with Artis Gilmore (2–1) and the Denver Nuggets with Dan Issel (4–2). He averaged 17.3 points, 12.3 rebounds, 4.3 assists and 4.3 blocks in the first round series against the Bulls. In the Nuggets series Walton averaged 17.5 points, 13.0 rebounds, 6.2 assists and 3.0 blocks. In a 4–0 series sweep of the Los Angeles Lakers in the 1977 Western Conference finals, Walton averaged 19.3 points, 14.8 rebounds, 5.8 assists and 2.3 blocks playing against fellow UCLA alum Kareem Abdul-Jabbar.