WPI Invitational Math Meet Team Rankings 2006
| Rank | School |
| 1 | Lexington High School |
| 2 | Canton High School |
| 3 | Worcester Academy |
| 4 | Mass. Academy of Math and Science |
| 5 | Weston High School |
| 6 | Westborough High School |
| 7 | Hudson High School |
| 8 | Lincoln-Sudbury High School |
| 9 | Kent School (CT) |
| 10 | Hollis/Brookline High School (NH) |
| 11 | Manchester High School West (NH) |
| 12 | Shrewsbury High School |
| 13 | Arlington High School |
| 14 | Manchester High School (CT) |
| 15 | Dighton-Rehoboth High School |
| 16-27 | Barrington High School (RI) |
| Berkshire School | |
| Billerica Memorial High School | |
| Lunenberg High School | |
| Malden High School | |
| Medfield High School | |
| Medway High School | |
| North Middlesex Regional High School | |
| Natick High School | |
| Reading Memorial High School | |
| Somers High School (CT) | |
| Wilbraham & Monson Academy | |
| 28-39 | Bishop Feehan High School |
| Bishop Fenwick High School | |
| Burlington High School | |
| Joseph Case High School | |
| Merrimack High School | |
| Minnechaug Regional High School | |
| Minuteman Regional High School | |
| Mt. Hope High School (RI) | |
| North Smithfield High School (RI) | |
| Quabbin Regional High School | |
| Sutton High School | |
| Westford Academy | |
| 40-55 | Belchertown High School |
| Bishop Guertin High School (NH) | |
| Dartmouth High School | |
| David Prouty High School | |
| Frontier Regional School | |
| Grafton Memorial High School | |
| Hopkins Academy | |
| Killingly High School (CT) | |
| Mohawk Trail Regional High School | |
| Nauset Regional High School | |
| Worcester North High School | |
| Quaboag Regional Middle/High School | |
| Smithfield High School (RI) | |
| Tiverton High School (RI) | |
| Uxbridge High School | |
| Whitinsville Christian School | |
| 56-68 | Academy of Notre Dame |
| Assabet Valley Regional Technical High School | |
| Bay Path Regional Vocational Technical High School | |
| Bishop Brady High School (NH) | |
| Cathedral High School | |
| Charles E. Shea High School (RI) | |
| Doherty Memorial High School | |
| Drury High School | |
| Hopedale Junior-Senior High School | |
| Palmer High School | |
| Tahanto Regional High School | |
| West Warwick High School (RI) | |
| Woonsocket High School (RI) | |
| 69-84 | Auburn High School |
| Bishop Hendricken High School (RI) | |
| Burrillville High School (RI) | |
| Central Falls High School (RI) | |
| Chicopee Comprehensive High School | |
| Coyle and Cassidy High School | |
| Danvers High School | |
| Douglas High School | |
| First Assembly Christian Academy | |
| Holy Name Central Catholic High School | |
| Narragansett Regional High School | |
| Sanborn Regional High School (NH) | |
| Southbridge High School | |
| Tri-County Regional Vocational Technical High School | |
| Ware High School | |
| Westport High School |