| Rank | Volcano Index ▼ | School District / Population |
| 1. | 0.0000 | Regional School District 10 / 15,035 |
| 1. | 0.0000 | North Stonington School District / 5,293 |
| 1. | 0.0000 | North Haven School District / 23,997 |
| 1. | 0.0000 | North Branford School District / 14,387 |
| 1. | 0.0000 | Newtown School District / 27,960 |
| 1. | 0.0000 | Newington School District / 30,652 |
| 1. | 0.0000 | New Milford School District / 27,821 |
| 1. | 0.0000 | New London School District / 27,536 |
| 1. | 0.0000 | New Haven School District / 130,553 |
| 1. | 0.0000 | Norwalk School District / 87,214 |
| 1. | 0.0000 | Norwich School District / 40,378 |
| 1. | 0.0000 | Regional School District 06 / 6,635 |
| 1. | 0.0000 | Putnam School District / 9,515 |
| 1. | 0.0000 | Portland School District / 9,483 |
| 1. | 0.0000 | Plymouth School District / 12,085 |
| 1. | 0.0000 | Plainville School District / 17,791 |
| 1. | 0.0000 | Plainfield School District / 15,270 |
| 1. | 0.0000 | Oxford School District / 12,831 |
| 1. | 0.0000 | Old Saybrook School District / 10,222 |
| 1. | 0.0000 | New Fairfield School District / 14,079 |
| 1. | 0.0000 | New Canaan School District / 20,073 |
| 1. | 0.0000 | New Britain School District / 73,095 |
| 1. | 0.0000 | Lebanon School District / 7,314 |
| 1. | 0.0000 | Killingly School District / 17,281 |
| 1. | 0.0000 | Hartford School District / 125,211 |
| 1. | 0.0000 | Hamden School District / 61,605 |
| 1. | 0.0000 | Guilford School District / 22,405 |
| 1. | 0.0000 | Groton School District / 40,136 |
| 1. | 0.0000 | Griswold School District / 11,952 |
| 1. | 0.0000 | Greenwich School District / 62,141 |
| 1. | 0.0000 | Ledyard School District / 15,090 |
| 1. | 0.0000 | Litchfield School District / 8,365 |
| 1. | 0.0000 | Naugatuck School District / 31,790 |
| 1. | 0.0000 | Montville School District / 19,649 |
| 1. | 0.0000 | Monroe School District / 19,744 |
| 1. | 0.0000 | Milford School District / 53,039 |
| 1. | 0.0000 | Middletown School District / 47,424 |
| 1. | 0.0000 | Meriden School District / 60,616 |
| 1. | 0.0000 | Manchester School District / 58,270 |
| 1. | 0.0000 | Madison School District / 18,284 |
| 1. | 0.0000 | Granby School District / 11,310 |
| 1. | 0.0000 | Regional School District 12 / 7,549 |
| 1. | 0.0000 | Wolcott School District / 16,724 |
| 1. | 0.0000 | West Hartford School District / 63,396 |
| 1. | 0.0000 | Watertown School District / 22,286 |
| 1. | 0.0000 | Waterford School District / 19,499 |
| 1. | 0.0000 | Waterbury School District / 109,887 |
| 1. | 0.0000 | Wallingford School District / 45,154 |
| 1. | 0.0000 | Vernon School District / 29,162 |
| 1. | 0.0000 | Trumbull School District / 36,444 |
| 1. | 0.0000 | Torrington School District / 35,774 |
| 1. | 0.0000 | West Haven School District / 55,290 |
| 1. | 0.0000 | Westbrook School District / 6,916 |
| 1. | 0.0000 | Windsor Locks School District / 12,554 |
| 1. | 0.0000 | Windsor School District / 29,130 |
| 1. | 0.0000 | Windham School District / 25,271 |
| 1. | 0.0000 | Winchester School District / 11,089 |
| 1. | 0.0000 | Wilton School District / 18,519 |
| 1. | 0.0000 | Wethersfield School District / 26,579 |
| 1. | 0.0000 | Westport School District / 27,055 |
| 1. | 0.0000 | Weston School District / 10,319 |
| 1. | 0.0000 | Tolland School District / 14,971 |
| 1. | 0.0000 | Thompson School District / 9,390 |
| 1. | 0.0000 | Thomaston School District / 7,793 |
| 1. | 0.0000 | Seymour School District / 16,551 |
| 1. | 0.0000 | Rocky Hill School District / 19,838 |
| 1. | 0.0000 | Ridgefield School District / 25,025 |
| 1. | 0.0000 | Regional School District 18 / 9,954 |
| 1. | 0.0000 | Regional School District 17 / 14,872 |
| 1. | 0.0000 | Regional School District 16 / 15,680 |
| 1. | 0.0000 | Regional School District 15 / 27,451 |
| 1. | 0.0000 | Regional School District 14 / 13,402 |
| 1. | 0.0000 | Shelton School District / 40,472 |
| 1. | 0.0000 | Simsbury School District / 23,681 |
| 1. | 0.0000 | Suffield School District / 15,764 |
| 1. | 0.0000 | Stratford School District / 52,092 |
| 1. | 0.0000 | Stonington School District / 18,539 |
| 1. | 0.0000 | Stamford School District / 125,401 |
| 1. | 0.0000 | Stafford School District / 12,013 |
| 1. | 0.0000 | Southington School District / 43,509 |
| 1. | 0.0000 | South Windsor School District / 25,795 |
| 1. | 0.0000 | Somers School District / 11,431 |
| 1. | 0.0000 | Regional School District 13 / 11,797 |
| 1. | 0.0000 | Voluntown School District / 2,602 |
| 1. | 0.0000 | Pomfret School District / 4,216 |
| 1. | 0.0000 | Orange School District / 13,947 |
| 1. | 0.0000 | North Canaan School District / 3,262 |
| 1. | 0.0000 | Norfolk School District / 1,486 |
| 1. | 0.0000 | New Hartford School District / 6,910 |
| 1. | 0.0000 | Marlborough School District / 6,428 |
| 1. | 0.0000 | Mansfield School District / 26,328 |
| 1. | 0.0000 | Lisbon School District / 4,340 |
| 1. | 0.0000 | Preston School District / 4,735 |
| 1. | 0.0000 | Redding School District / 9,267 |
| 1. | 0.0000 | Union School District / 950 |
| 1. | 0.0000 | Sterling School District / 3,809 |
| 1. | 0.0000 | Sprague School District / 2,993 |
| 1. | 0.0000 | Sherman School District / 3,636 |
| 1. | 0.0000 | Sharon School District / 2,746 |
| 1. | 0.0000 | Scotland School District / 1,709 |
| 1. | 0.0000 | Salisbury School District / 3,708 |
| 1. | 0.0000 | Salem School District / 4,176 |
| 1. | 0.0000 | Kent School District / 2,951 |
| 1. | 0.0000 | Hebron School District / 9,627 |
| 1. | 0.0000 | Hartland School District / 2,211 |
| 1. | 0.0000 | Chaplin School District / 2,256 |
| 1. | 0.0000 | Canterbury School District / 5,110 |
| 1. | 0.0000 | Canaan School District / 1,240 |
| 1. | 0.0000 | Brooklyn School District / 8,240 |
| 1. | 0.0000 | Bozrah School District / 2,631 |
| 1. | 0.0000 | Bethany School District / 5,546 |
| 1. | 0.0000 | Barkhamsted School District / 3,749 |
| 1. | 0.0000 | Ashford School District / 4,297 |
| 1. | 0.0000 | Chester School District / 4,223 |
| 1. | 0.0000 | Colebrook School District / 1,594 |
| 1. | 0.0000 | Hampton School District / 1,912 |
| 1. | 0.0000 | Franklin School District / 1,993 |
| 1. | 0.0000 | Essex School District / 6,643 |
| 1. | 0.0000 | Easton School District / 7,593 |
| 1. | 0.0000 | Eastford School District / 1,726 |
| 1. | 0.0000 | Deep River School District / 4,611 |
| 1. | 0.0000 | Cornwall School District / 1,505 |
| 1. | 0.0000 | Columbia School District / 5,472 |
| 1. | 0.0000 | Andover School District / 3,181 |
| 1. | 0.0000 | Willington School District / 5,994 |
| 1. | 0.0000 | Glastonbury School District / 34,661 |
| 1. | 0.0000 | East Granby School District / 5,098 |
| 1. | 0.0000 | Derby School District / 12,837 |
| 1. | 0.0000 | Darien School District / 21,190 |
| 1. | 0.0000 | Danbury School District / 82,781 |
| 1. | 0.0000 | Cromwell School District / 14,077 |
| 1. | 0.0000 | Coventry School District / 12,434 |
| 1. | 0.0000 | Colchester School District / 16,143 |
| 1. | 0.0000 | Clinton School District / 13,188 |
| 1. | 0.0000 | East Haddam School District / 9,142 |
| 1. | 0.0000 | East Hampton School District / 12,936 |
| 1. | 0.0000 | Farmington School District / 25,515 |
| 1. | 0.0000 | Fairfield School District / 60,678 |
| 1. | 0.0000 | Enfield School District / 44,713 |
| 1. | 0.0000 | Ellington School District / 15,725 |
| 1. | 0.0000 | East Windsor School District / 11,353 |
| 1. | 0.0000 | East Lyme School District / 19,118 |
| 1. | 0.0000 | East Haven School District / 29,139 |
| 1. | 0.0000 | East Hartford School District / 51,211 |
| 1. | 0.0000 | Cheshire School District / 29,272 |
| 1. | 0.0000 | Canton School District / 10,334 |
| 1. | 0.0000 | Brookfield School District / 16,774 |
| 1. | 0.0000 | Regional High School District 08 / 19,236 |
| 1. | 0.0000 | Regional High School District 07 / 13,739 |
| 1. | 0.0000 | Regional High School District 05 / 28,462 |
| 1. | 0.0000 | Regional High School District 04 / 15,477 |
| 1. | 0.0000 | Regional High School District 01 / 15,412 |
| 1. | 0.0000 | Regional High School District 11 / 5,877 |
| 1. | 0.0000 | Regional High School District 19 / 36,619 |
| 1. | 0.0000 | Woodstock School District / 7,916 |
| 1. | 0.0000 | Regional High School District 09 / 16,860 |
| 1. | 0.0000 | Ansonia School District / 19,128 |
| 1. | 0.0000 | Bristol School District / 60,556 |
| 1. | 0.0000 | Bridgeport School District / 146,680 |
| 1. | 0.0000 | Branford School District / 28,066 |
| 1. | 0.0000 | Bolton School District / 4,963 |
| 1. | 0.0000 | Bloomfield School District / 20,626 |
| 1. | 0.0000 | Bethel School District / 19,078 |
| 1. | 0.0000 | Berlin School District / 20,352 |
| 1. | 0.0000 | Avon School District / 18,298 |
| 1. | 0.0000 | Woodbridge School District / 8,969 |
Please note that we only rank locations with 'Volcano Index' data. The rank above might not be a complete list. Locations without 'Volcano Index' data are not listed.
