Harrison Barnes has averaged 10.7 points, 4.9 rebounds and 1.3 assists in 71 games in the playoffs in his career.
| NAME | SEASON | TM | GP | MPG | PPG | RPG | APG | SPG | BPG | FGM | FGA | FG% | 3PM | 3PA | 3P% | FTM | FTA | FT% | TS% | OREB | DREB | TPG | MIN | PTS | REB | AST | STL | BLK | TOV | PF | +/- | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | H. Barnes | 2012-13 |  GSW | 12 | 38.4 | 16.1 | 6.4 | 1.3 | 0.6 | 0.4 | 6.0 | 13.5 | 44.4 | 1.6 | 4.3 | 36.5 | 2.5 | 2.9 | 85.7 | 54.4 | 1.5 | 4.9 | 1.3 | 461 | 193 | 77 | 15 | 7 | 5 | 16 | 33 | +18 |
| 2 | | H. Barnes | 2013-14 | GSW | 7 | 22.3 | 7.9 | 4.0 | 1.1 | 0.1 | 0.4 | 2.7 | 6.9 | 39.6 | 1.1 | 3.0 | 38.1 | 1.3 | 2.3 | 56.3 | 50.0 | 1.0 | 3.0 | 0.7 | 156 | 55 | 28 | 8 | 1 | 3 | 5 | 13 | -4 |
| 3 | | H. Barnes | 2014-15 | GSW | 21 | 32.4 | 10.6 | 5.2 | 1.5 | 0.8 | 0.5 | 4.2 | 9.5 | 44.0 | 1.0 | 3.0 | 35.5 | 1.2 | 1.6 | 73.5 | 51.9 | 2.1 | 3.1 | 1.0 | 681 | 223 | 110 | 32 | 17 | 11 | 22 | 45 | +117 |
| 4 | | H. Barnes | 2015-16 | GSW | 24 | 31.0 | 9.0 | 4.7 | 1.3 | 0.7 | 0.2 | 3.4 | 8.9 | 38.5 | 1.1 | 3.2 | 34.2 | 1.1 | 1.4 | 76.5 | 47.4 | 1.1 | 3.5 | 0.8 | 743 | 216 | 112 | 30 | 17 | 4 | 18 | 46 | +43 |
| 5 |  | H. Barnes | 2022-23 |  SAC | 7 | 28.0 | 10.7 | 3.4 | 0.7 | 1.1 | 0.3 | 3.6 | 8.6 | 41.7 | 0.9 | 3.6 | 24.0 | 2.7 | 3.7 | 73.1 | 52.5 | 1.4 | 2.0 | 0.4 | 196 | 75 | 24 | 5 | 8 | 2 | 3 | 5 | -62 |
| Average | 14.2 | 31.5 | 10.7 | 4.9 | 1.3 | 0.7 | 0.4 | 4.0 | 9.6 | 41.9 | 1.1 | 3.3 | 34.3 | 1.5 | 2.0 | 75.2 | 51.0 | 1.5 | 3.4 | 0.9 | 447.4 | 152.4 | 70.2 | 18.0 | 10.0 | 5.0 | 12.8 | 28.4 | 22.4 | ||||
| Total | 71 | 31.5 | 10.7 | 4.9 | 1.3 | 0.7 | 0.4 | 4.0 | 9.6 | 41.9 | 1.1 | 3.3 | 34.3 | 1.5 | 2.0 | 75.2 | 51.0 | 1.5 | 3.4 | 0.9 | 2,237 | 762 | 351 | 90 | 50 | 25 | 64 | 142 | +112 |
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