In his seventh NBA season, McCollum was once again a steady offensive force alongside teammate Damian Lillard. In 70 games, McCollum averaged a career-high 36.5 minutes per contest. He translated that to 22.2 points per game, along with career-high averages of 4.2 rebounds and 4.4 assists. McCollum scored at least 30 points 11 times, topping out with 41 points on two separate occasions. McCollum went for 41 points, 12 assists and nine boards in a win over Detroit on Feb. 23. Then, on Mar. 2, he posted 41 points, five rebounds and five assists in a victory over Orlando. The Lehigh product finished with 37 points, 10 assists and six rebounds against Milwaukee on Nov. 21. McCollum also added three blocks in that contest. In a win over Sacramento on Dec. 4, McCollum posted 33 points, four rebounds, four assists and a season-high four blocks. In his first game in the Orlando bubble, McCollum went for 33 points and six assists against the Grizzlies. Versus the Clippers on Aug. 8, McCollum posted 29 points and eight assists. McCollum appeared in all five of the Blazers' first-round playoff contests against the Lakers. For the series, he averaged 23.2 points, 5.8 rebounds, 3.2 assists and 1.2 steals. In Game 5, McCollum had 36 points, seven assists and six rebounds.

McCollum put together another strong season as a complementary option to backcourt mate Damian Lillard. McCollum averaged 21.0 points per game, finishing second on the team behind Lillard's 25.8 per game. McCollum has averaged between 20 and 23 points per game in each of the last four seasons, displaying remarkable consistency as a scorer. He continued to excel from three-point range, averaging 2.4 made 3-pointers per game on 37.5 percent shooting from beyond the arc. The Lehigh product also made a career-best 6.3 two-pointers per game and tied his career high by shooting 50.6 percent from inside the arc. McCollum knocked down 82.8 percent of his free throws, which was in line with his career mark of 83.9 percent from the free-throw line. The 28-year-old added 4.0 rebounds and 3.0 assists per game. He eclipsed 40 points twice and scored at least 30 points 12 times. McCollum registered his first career triple-double, going for 28 points, 10 rebounds and 10 assists in a win over Atlanta on Jan. 26. He took his game to another level in the playoffs, scoring 24.7 points per game over 16 games as the Trail Blazers advanced to the Western Conference Finals. He added one more 40-point performance in the playoffs and three more 30-point performances. McCollum ranked 26th in the NBA in scoring average and 22nd in minutes per game. He was named the Western Conference Player of the Week (Nov. 5 to Nov. 11) for the first time in his career.

McCollum's fifth season in the NBA saw him play in a career-high 81 regular-season games, missing only the season opener due to suspension. The Lehigh product averaged 36.1 minutes, 21.4 points, 4.0 rebounds, 3.4 assists and 1.0 steal. He scored a career-high 50 points in a 124-108 win against Chicago on January 31 despite playing just three quarters in the game. He also set a franchise record by scoring 28 points in the first quarter of that contest. McCollum posted a perfect night from the free-throw line against Philadelphia on December 28, draining 14 of 14 attempts on his way to a 34-point night. McCollum also scored 42 points on March 28 against Memphis, and he notched a double-double against Utah on Nov. 1 with 16 points and 10 boards. He finished seventh in the league in field goals made with 667. McCollum scored 38 points in Game 4 of his team's playoff series against the Pelicans.

McCollum started 80 games for the second consecutive season during the 2016-2017 campaign and averaged a career-high 23.0 points per contest for the Trail Blazers. That per game output ranked the shooting guard 20th in the NBA in scoring. McCollum shot a career-best 48.0 percent overall, including 42.1 percent from three-point range. He also led the NBA in free-throw percentage, hitting 91.2 percent of his shots from the foul line. McCollum was certainly no one-trick pony, though, as he also managed 3.6 assists, a career-high 3.6 rebounds and 1.4 steals-plus-blocks per contest. On Oct. 29, the Lehigh product registered his lone double-double of the season with 23 points, 10 rebounds, three steals and three blocks during a win at Denver. McCollum poured in a career-best 43 points, plus five boards, three dimes, three steals and one block, during a New Year's Day win at Minnesota. He scored at least 30 points on 15 different occasions. On Mar. 28, the fourth-year veteran posted 39 points, five rebounds and three assists in a home win over the Nuggets. McCollum started all four of Portland's playoff games, which included a 41-point effort in Game 1 of the Western Conference Quarterfinals versus the Golden State Warriors. He also scored 32 points in Game 3.

McCollum took a huge step forward in his third NBA season, establishing himself as a reliable starter and scorer in Portland. After starting just three games total across his first two seasons, the Lehigh product logged a career-high 80 starts. His minutes more than doubled as well, going from 15.7 per game to 34.8, and he dropped a career-high 20.8 points per contest. McCollum improved his three-point shooting for the third straight year, knocking down 41.7 percent of his shots from deep. The 24-year-old also improved at the free-throw line, going from 69.9 percent in 2014-2015 to 82.7 percent in 2015-2016. The combination of strong three-point shooting and the ability to consistently knock down free throws turned McCollum into a deadly backcourt partner for star guard Damian Lillard, who led the Trail Blazers with 25.1 points per game. McCollum exploded for a season-high 37 points on 14-of-22 shooting in a win over New Orleans on Oct. 28. He went for 30 or more points on seven other occasions. In addition to increasing his scoring, McCollum also set new career highs with 4.3 assists and 3.2 rebounds per game. The young guard had a season-high 10 assists in a double-double on Nov. 30. McCollum recorded a season-best 11 rebounds in his other double-double, which came on Dec. 27 against Sacramento. That game might have been his best overall effort of the season, as McCollum added 35 points, nine assists and four steals in a dominating performance.

In his second NBA season, CJ McCollum appeared in 62 games, making three starts and averaging 15.7 minutes per game. He translated that to 6.8 points, 1.5 rebounds and 1.0 assists per game. The shooting guard missed 14 games in November and December due to a fractured his right index finger. McCollum scored a season-high 27 points against the Lakers on Apr. 3, part of a late-season run that saw him average 17.3 points per contest over a seven-game span between Apr. 1 and Apr. 11. In a matchup against the Jazz on Apr. 11, McCollum went for 26 points and a season-high eight rebounds. He also added a season-high three steals. McCollum hit multiple three-pointers in 16 contests, and he hit three three-pointers four times, including in November wins over Dallas and Denver. In the postseason, McCollum saw action in all five of the Blazers' first-round games against Memphis. In Game 3 of the series, McCollum had 26 points and four rebounds. In Game 5, he finished with 33 points on 12-of-20 shooting, including 7-of-11 from beyond the arc.

CJ McCollum was drafted in the first round (10th overall) of the 2013 NBA Draft by the Portland Trail Blazers. As a rookie out of Lehigh, McCollum appeared in 38 games, averaging 5.3 points, 1.3 rebounds and 0.7 assists in 12.5 minutes per contest. A fractured left foot sidelined McCollum to begin the year, causing him to miss the first 34 games. He made his NBA debut against the Magic on Jan. 8, finishing with four points, two rebounds and one steal in a 16-point victory. Three days later, McCollum scored in double-digits for the first time, putting up 10 points in a win over Boston. He scored a season-high 19 points against the Timberwolves on Feb. 8, hitting 6-of-12 field goal attempts and 3-of-6 three-pointers. In the playoffs, McCollum saw action in one of the Blazers' first-round games against Houston. In Round 2 against the Spurs, McCollum appeared in every game, logging 24 total minutes. He scored a playoff-high four points in Game 3 of the series.