Note: The National Federation of State High School Association often approves events which are not approved by CIAC so please go by the list of approved activities for CIAC member schools only.
| 09-15-07 | CT | Cross Country | Hartford Riverfront Cross Country Festival | |
| 09-15-07 | VT | Cross Country | 2007 Essex Cross Country Invitational | |
| 09-22-07 | CA | Cross Country | Pepperdine Cross Country Invitational | |
| 09-22-07 | NY | Cross Country | Bowdoin Park Cross Country Classic | |
| 09-22-07 | NH | Cross Country | Manchester Invitational | |
| 09-22-07 | VA | Cross Country | William and Mary High School Invitational | |
| 09-29-07 | RI | Cross Country | New Balance Ocean State Cross Country Invitational | |
| 09-29-07 | VA | Cross Country | Maymont X-C Festival | |
| 09-29-07 | RI | Cross Country | New Balance Ocean State Cross Country Invitational | Interstate & International event |
| 09-29-07 | NY | Cross Country | McQuaid Invitational | |
| 10-06-07 | CT | Cross Country | Wickham Park Invitation Cross Country Meet | |
| 10-06-07 | VT | Cross Country | Woods Trail Run | |
| 10-13-07 | NY | Cross Country | Manhattan XC Meet | |
| 10-20-07 | RI | Cross Country | Brown Invitational | |
| 10-20-07 | NY | Cross Country | Section One Coaches Cross Country Invitational | |
| 10-20-07 | NY | Cross Country | Eastern States Cross Country Meet | |
| 12-08-07 | MD | Boys Basketball | National High School Hoops Festival | |
| 12-20-07 | FL | Wrestling | KSA Events Holiday Wrestling Tournament | Also 12-21-07 & 12-22-07 |
| 12-26-07 | ME | Ice Hockey | Maine High School Hockey Invitational | Also 12-27,28,29-07 at No. Yarmoutn Academy, Yarmouth ME |
| 12-26-07 | ME | Ice Hockey | Maine High School Hockey Invitational | Also 12-27,28,29-07 at Deering HS, Portland, ME |
| 12-26-07 | ME | Ice Hockey | Maine High School Hockey Invitational | Also 12-27,28,29-07 at Greely HS at Cumberland, ME |
| 12-26-07 | ME | Ice Hockey | Maine High School Hockey Invitational | Also 12-27,28,29-07 at Thornton Academy, Saco ME |
| 12-27-07 | VT | Girls Basketball | Bellows Falls Booster Club Tournament | Also 12-28-07 |
| 12-27-07 | RI | Boys Ice Hockey | Mount St. Charles Holiday Face-Off | Also 12-28-07 and 12-29-07 |
| 12-27-07 | NY | Indoor Track & Field | Marine Corp Holiday Classic | |
| 12-28-07 | RI | Indoor Track | Brown Interscholastic Invitational | Also 12-29-07 |
| 12-28-07 | VT | Wrestling | The 36th Annual Hubie Wagner Invitational Wrestling Tournament | Also 12-29-07 |
| 01-04-08 | ME | Wrestling | Redskin Invitational | Also 01-05-08 |
| 01-05-08 | CT | Wrestling | Bristol Central Invitational | |
| 01-05-08 | RI | Wrestling | Chad Antoch Memorial Wrestling Tournament | |
| 01-11-08 | NY | Wrestling | Eastern States Wrestling Classic | Also 1-12-08 |
| 01-12-08 | NY | Wrestling | Rocky Gilmore Wrestling Tournament | |
| 01-12-08 | NH | Track & Field | Dartmouth Relays | |
| 01-12-08 | VT | Wrestling | MAU Wrestling Invitational | |
| 01-12-08 | RI | Indoor Track & Field | Rhody Classic | |
| 01-12-08 | MA | Wrestling | West Side Duals | |
| 01-18-08 | MA | Basketball | Hoop Hall Classic | Also 1-19-08 &1-21-08 |
| 01-18-08 | CT | Track & Field | Yale Track Classic | Also 1-19-08 |
| 01-18-08 | VT | Wrestling | Essex High School/Michael J. Baker Wrestling Classic | Also 01-19-08 |
| 01-19-08 | NY | Indoor Track & Field | New Balance Games | |
| 01-19-08 | NY | Basketball | Big Apple Basketball Invitational | Also 01-21-08 |
| 01-26-08 | NY | Boys Swimming | Eastern States-LI Invitational Swim Championships | |
| 01-26-08 | CT | Wrestling | The Ridgefield Challenge | |
| 01-26-08 | CT | Indoor Track | SCC Coaches Invitational | |
| 01-26-08 | CT | Indoor Track | SCC Coaches Invitational | |
| 02-01-08 | NY | Indoor Track | 101st Millrose Games-Boys,Girls HS Miles-Madison Square Garden | |
| 02-15-08 | FL | Softball | Disney's Softball Spring Training | Also through 04-28-08 |
| 02-15-08 | FL | Baseball | Disney's Baseball Spring Training | Also through 04-28-08 |
| 02-15-08 | FL | Boys Lacrosse | Disney's Lacrosse Spring Training | Also through 04-28-08 |
| 02-16-08 | NY | Indoor Track & Field | National Hall of Fame Classic | |
| 02-17-08 | FL | Baseball | Cocoa Expo Baseball Spring Training | Through 04-26-08 |
| 02-17-08 | FL | Boys & Girls Lacrosse | Cocoa Expo Lacrosse Spring Training | Through 04-26-08 |
| 02-29-08 | NH | Wrestling | New England High School Wrestling Championships | Also 03-01-08 |
| 02-29-08 | NH | Indoor Track | New England High School Indoor Track Championship | |
| 03-08-08 | NH | Gymnastics | New England High School Gymnastics Championships | |
| 04-05-08 | RI | Outdoor Track & Field | 40th Annual Rhode Island Knights of Columbus 4 Mile Relay | |
| 04-11-08 | SC | Outdoor Track & Field | Taco Bell Track & Field Classic | Also 04-12-08 |
| 04-12-08 | NY | Boys & Girls Track & Field | Knight Time Invitational Track Meet | |
| 04-18-08 | NY | Outdoor Track & Field | New York Relays | Also 04-19-08 |
| 04-24-08 | PA | Boys & Girls Track & Field | The Penn Relay Carnival | Also 04-25-08 and 04-26-08 |
| 05-02-08 | PA | Boys & Girls Track & Field | Henderson Invitational | |
| 05-08-08 | NY | Track & Field | Glenn D. Loucks Games | Also 05-09-08 and 05-10-08 |
| 05-10-08 | CT | Track & Field | Hartford Public High School Invitational Track Meet | |
| 06-14-08 | NH | Tennis | New England High School Tennis Championships | |
| 06-14-08 | NH | Boys & Girls Tennis | New England High School Tennis Championships | |
| 06-16-08 | NH | Boys & Girls Golf | New England High School Golf Championship | |
| 09-27-08 | RI | Boys & Girls Cross Country | New Balance Ocean State Cross Country Invitational | |