WPI Invitational Math Meet Team Rankings 2009
| Rank | School |
| 1 | Lexington High School |
| 2 | Worcester Academy |
| 3 | Kent School (CT) |
| 4 | Northfield Mount Hermon School |
| 5 | Medfield High School |
| 6 | Marianapolis Preparatory School (CT) |
| 7 | Westborough High School |
| 8 | Nashoba Regional High School |
| 9 | Hollis/Brookline High School (NH) |
| 10 | Joseph Case High School |
| 11 | Buckingham Browne and Nichols School |
| 12 | Canton High School |
| 13 | Bishop Hendricken High School (RI) |
| 14 | Nashua High School North (NH) |
| 15 | Lunenberg High School |
| 16-27 | Billerica High School |
| Bishop Brady High School (NH) | |
| East Longmeadow High School | |
| Falmouth High School | |
| Ipswich High School | |
| Manchester High School (CT) | |
| Mass. Academy of Math and Science | |
| Minnechaug Regional High School | |
| Natick High School | |
| Nauset Regional High School | |
| Peabody Veterans Memorial High School | |
| Wilbraham & Monson Academy | |
| 28-39 | Bishop Guertin High School (NH) |
| Brimmer and May School | |
| Burr and Burton Academy (VT) | |
| Cohasset Middle/High School | |
| Danvers High School | |
| Doherty Memorial High School | |
| Fairhaven High School | |
| Ludlow High School | |
| Pittsfield High School | |
| Shrewsbury High School | |
| Uxbridge High School | |
| Whitinsville Christian School | |
| 40-55 | Agawam High School |
| Barrington High School (RI) | |
| Bartlett Junior/Senior High School | |
| Bishop Connolly High School | |
| Bishop Fenwick High School | |
| Enrico Fermi High School (CT) | |
| Grafton Memorial High School | |
| Hingham High School | |
| Killingly High School (CT) | |
| LaSalle Academy (RI) | |
| Littleton High School | |
| Minuteman Regional High School | |
| Narragansett Regional High School | |
| Tahanto Regional High School | |
| Wachusett Regional High School | |
| Woonsocket High School (RI) | |
| 56-68 | Bishop Feehan High School |
| Chicopee Comprehensive High School | |
| Chicopee High School | |
| David Prouty High School | |
| North High School | |
| North Smithfield High School (RI) | |
| Oakmont Regional High School | |
| Rockville High School (CT) | |
| Seekonk High School | |
| Tri-County Regional Vocational Technical High School | |
| West Boylston High School | |
| West Warwick High School (RI) | |
| Westport High School | |
| 69-89 | Auburn High School |
| Bay Path Regional Vocational Technical High School | |
| Bishop Stang High School | |
| Charles E. Shea High School (RI) | |
| High School of Commerce | |
| Lee Middle & High School | |
| Millbury High School | |
| Mohawk Trail Regional High School | |
| Mt. Hope High School (RI) | |
| North Middlesex Regional High School | |
| Northbridge High School | |
| Putnam High School (CT) | |
| Quabbin Regional High School | |
| Quaboag Regional Middle/High School | |
| Smithfield High School (RI) | |
| Southbridge High School | |
| University Park Campus School | |
| Ware High School | |
| William E. Tolman High School (RI) | |
| Worcester Technical Vocational High School |