| Rank | Team | Average | Total |
| 1 | Seattle Sounders | 30,897 | 463,455 |
| 2 | Los Angeles Galaxy | 20,416 | 306,240 |
| 3 | Toronto FC | 20,344 | 305,167 |
| 4 | Houston Dynamo | 17,047 | 255,712 |
| 5 | Real Salt Lake | 16,375 | 245,628 |
| 6 | DC United | 16,088 | 241,322 |
| 7 | Chivas USA | 15,092 | 226,375 |
| 8 | Chicago Fire | 14,689 | 220,331 |
| 9 | Columbus Crew SC | 14,447 | 216,699 |
| 10 | San Jose Earthquakes | 14,114 | 211,717 |
| 11 | New England Revolution | 13,732 | 205,977 |
| 12 | New York Red Bulls | 12,491 | 187,359 |
| 13 | FC Dallas | 12,441 | 186,612 |
| 14 | Colorado Rapids | 12,331 | 184,963 |
| 15 | Kansas City Wizards | 10,053 | 150,802 |