Power-play goals per game is power-play goals divided by games played. Higher means the team gets more power-play scoring each game. Below are all 32 NHL teams ranked by Regular Season PP Goals Per Game in the 1920-21 regular season.
| # | Team | PPG/GP | |
|---|---|---|---|
| 1 | 0.08 | ||
| 2 | 0.08 | ||
| 3 | 0.04 | ||
| 4 | 0.00 |