Baseball Divisions
^ Denotes moved up due to success in tournament factor
* Denotes opted out of CIAC Tournament eligibility
Boys Class LL (635 and over) (43 Schools)
| Schools |
| Amity |
| Bridgeport Central |
| Brien McMahon |
| Bristol Central |
| Conard |
| Crosby |
| Danbury |
| Darien |
| East Hartford |
| Enfield |
| Fairfield Ludlowe |
| Fairfield Prep |
| Fairfield Warde |
| Farmington |
| Glastonbury |
| Greenwich |
| Hall |
| Hamden |
| Harding |
Hillhouse/Career Baseball
Coop: Hillhouse (Host) & Career Magnet |
| Kennedy |
| Maloney |
| Manchester |
| Naugatuck |
| New Britain |
| New Canaan |
| New Milford |
| Newington |
| Newtown |
| Norwalk |
| Norwich Free Academy |
| Ridgefield |
| Shelton |
| Simsbury |
| South Windsor |
| Southington |
| Stamford |
| Staples |
| Trumbull |
| West Haven |
| Westhill |
| Wilbur Cross |
| Wilby |
Boys Class L (422-634) (40 Schools)
| Schools |
Aerospace/Bloomfield/Bulkeley
Coop: Aerospace (Host) & Bloomfield & Bulkeley |
| Avon |
| Bassick |
| Berlin |
| Bethel |
| Branford |
| Bristol Eastern |
| Brookfield |
| Bunnell |
| Cheney Tech |
| Cheshire |
| Daniel Hand |
| E.O. Smith |
| East Haven |
| East Lyme |
| Ellis Tech |
| Fitch |
| Grasso Tech |
| Guilford |
| Kaynor Tech |
| Lyman Hall |
| Masuk |
| Middletown |
| New London |
| North Haven |
| Notre Dame-West Haven |
| Platt |
| Platt Tech |
| Pomperaug |
Prince Tech-Hartford Public
Coop: Prince Tech (Host) & Hartford Public |
| RHAM |
| Rockville |
| Stratford |
| Torrington |
| Wethersfield |
| Wilcox Tech |
| Wilton |
| Windsor |
| Woodstock Academy |
| Xavier |
Boys Class M (284-421) (44 Schools)
| Schools |
| Abbott Tech |
| Amistad |
| Ansonia |
| Bacon Academy |
| Bullard Havens Tech |
| Cromwell |
| Ellington |
| Foran |
| Goodwin Tech |
HMTCA/SMSA
Coop: HMTCA (Host) & SMSA |
| Joel Barlow |
| Jonathan Law |
| Killingly |
| Ledyard |
| Lewis Mills |
| Montville |
| New Fairfield |
| Nonnewaug |
| Northwestern |
| Norwich Tech |
| O'Brien Tech |
| Plainville |
| Rocky Hill |
| Seymour |
| Sheehan |
| St. Joseph |
| Stonington |
| Suffield |
| Tolland |
University/Classical
Coop: University (Host) & Classical Magnet |
Valley Regional - Westbrook
Coop: Valley Regional (Host) & Westbrook |
| Vinal Tech |
| Waterford |
| Watertown |
| WCA |
| Weaver |
| Weston |
| Whitney Tech |
| Windham |
| Windham Tech |
| Wolcott |
| Wolcott Tech |
| Woodland |
| Wright Tech |
Boys Class S (Up to 283) (46 Schools)
| Schools |
| Achievement First |
| Bolton |
| Canton |
| Capital Prep |
| Coginchaug |
| Comp Sci |
| Coventry |
| Derby |
E.Windsor/International Acad.
Coop: East Windsor (Host) & International |
| East Catholic |
| East Granby |
| East Hampton |
| Gilbert |
| Granby Memorial |
| Griswold |
| Haddam-Killingworth |
| Hale Ray |
| Holy Cross |
| Housatonic Regional |
| Immaculate |
| Innovation |
| Kolbe Cathedral |
| Litchfield |
| Lyman Memorial |
| Morgan |
| North Branford |
| Northwest Catholic |
| Notre Dame-Fairfield |
| Old Lyme |
| Old Saybrook |
| Oxford |
| Parish Hill |
| Plainfield |
| Portland |
| Putnam |
| Shepaug Valley |
| Somers |
| St. Bernard |
| St. Paul Catholic |
| Stafford |
| Terryville |
| Thomaston |
| Tourtellotte |
| Wamogo |
| Wheeler |
| Windsor Locks |