| Rank | Team | Average | Total | Games Played |
| 1 | Los Angeles Sparks | 10,642 | 180,910 | 17 |
| 2 | Minnesota Lynx | 10,036 | 170,620 | 17 |
| 3 | Phoenix Mercury | 9,950 | 169,149 | 17 |
| 4 | Seattle Storm | 8,109 | 137,846 | 17 |
| 5 | Connecticut Sun | 6,236 | 106,015 | 17 |
| 6 | Chicago Sky | 6,358 | 108,091 | 17 |
| 7 | Indiana Fever | 6,311 | 107,295 | 17 |
| 8 | Washington Mystics | 6,136 | 98,176 | 16 |
| 9 | Las Vegas Aces | 5,208 | 88,536 | 17 |
| 10 | Dallas Wings | 4,752 | 80,782 | 17 |
| 11 | Atlanta Dream | 4,194 | 71,304 | 17 |
| 12 | New York Liberty | 2,823 | 47,988 | 17 |