Top 100 largest schools in Connecticut (2025)
Schools with the highest enrollment. Ordered by the measure shown, with the Success Index (US) for context; 100 schools shown.
- 138Danbury High SchoolDanbury · Public HighEnrollment: 3,612
- 282Greenwich High SchoolGreenwich · Public HighEnrollment: 2,620
- 321New Britain High SchoolNew Britain · Public HighEnrollment: 2,521
- 449Westhill High SchoolStamford · Public HighEnrollment: 2,224
- 581Trumbull High SchoolTrumbull · Public HighEnrollment: 2,152
- 650Stamford High SchoolStamford · Public HighEnrollment: 2,102
- 748Norwich Free AcademyNorwich · Public HighEnrollment: 2,020
- 877Southington High SchoolSouthington · Public HighEnrollment: 1,905
- 934West Haven High SchoolWest Haven · Public HighEnrollment: 1,813
- 1019Central High SchoolBridgeport · Public HighEnrollment: 1,803
- 1133East Hartford High SchoolEast Hartford · Public HighEnrollment: 1,776
- 1222Wilbur Cross High SchoolNew Haven · Public HighEnrollment: 1,742
- 1344Brien McMahon High SchoolNorwalk · Public HighEnrollment: 1,739
- 1486Glastonbury High SchoolGlastonbury · Public HighEnrollment: 1,737
- 1547Manchester High SchoolManchester · Public HighEnrollment: 1,703
- 1693Staples High SchoolWestport · Public HighEnrollment: 1,629
- 1751Hamden High SchoolHamden · Public HighEnrollment: 1,609
- 1845Norwalk High SchoolNorwalk · Public HighEnrollment: 1,494
- 1912Crosby High SchoolWaterbury · Public HighEnrollment: 1,453
- 2082South Windsor High SchoolSouth Windsor · Public HighEnrollment: 1,442
- 2157Enfield High SchoolEnfield · Public HighEnrollment: 1,426
- 2292Ridgefield High SchoolRidgefield · Public HighEnrollment: 1,411
- 2319John F. Kennedy High SchoolWaterbury · Public HighEnrollment: 1,391
- 2494Darien High SchoolDarien · Public HighEnrollment: 1,382
- 2576Conard High SchoolWest Hartford · Public HighEnrollment: 1,380
- 2691Fairfield Ludlowe High SchoolFairfield · Public HighEnrollment: 1,367
- 2785Amity Regional High SchoolWoodbridge · Public HighEnrollment: 1,347
- 2881Hall High SchoolWest Hartford · Public HighEnrollment: 1,332
- 298Warren Harding High SchoolBridgeport · Public HighEnrollment: 1,324
- 3082Fairfield Warde High SchoolFairfield · Public HighEnrollment: 1,308
- 3168Shelton High SchoolShelton · Public HighEnrollment: 1,308
- 3224Francis T. Maloney High SchoolMeriden · Public HighEnrollment: 1,291
- 3396Saxe Middle SchoolNew Canaan · Public MiddleEnrollment: 1,271
- 3486Farmington High SchoolFarmington · Public HighEnrollment: 1,261
- 3592New Canaan High SchoolNew Canaan · Public HighEnrollment: 1,257
- 3670Newington High SchoolNewington · Public HighEnrollment: 1,255
- 3788Newtown High SchoolSandy Hook · Public HighEnrollment: 1,254
- 3887Timothy Edwards SchoolSouth Windsor · Public MiddleEnrollment: 1,221
- 3986Cheshire High SchoolCheshire · Public HighEnrollment: 1,208
- 4035Naugatuck High SchoolNaugatuck · Public HighEnrollment: 1,202
- 4191Wilton High SchoolWilton · Public HighEnrollment: 1,202
- 4214Wilby High SchoolWaterbury · Public HighEnrollment: 1,196
- 4349Middletown High SchoolMiddletown · Public HighEnrollment: 1,193
- 4420Orville H. Platt High SchoolMeriden · Public HighEnrollment: 1,191
- 4587Simsbury High SchoolSimsbury · Public HighEnrollment: 1,187
- 4673New Milford High SchoolNew Milford · Public HighEnrollment: 1,150
- 4737Stratford High SchoolStratford · Public HighEnrollment: 1,150
- 4848Bristol Central High SchoolBristol · Public HighEnrollment: 1,148
- 4969Wethersfield High SchoolWethersfield · Public HighEnrollment: 1,146
- 5016James Hillhouse High SchoolNew Haven · Public HighEnrollment: 1,124
- 5169Bethel High SchoolBethel · Public HighEnrollment: 1,097
- 5248Windsor High SchoolWindsor · Public HighEnrollment: 1,095
- 5317Blackham SchoolBridgeport · Public ElementaryEnrollment: 1,088
- 5479Candlewood Lake Elementary SchoolBrookfield · Public ElementaryEnrollment: 1,085
- 5510Bassick High SchoolBridgeport · Public HighEnrollment: 1,075
- 5640Broadview Middle SchoolDanbury · Public MiddleEnrollment: 1,070
- 5724Michael F. Wallace Middle SchoolWaterbury · Public MiddleEnrollment: 1,059
- 5887Masuk High SchoolMonroe · Public HighEnrollment: 1,044
- 5997Middlesex Middle SchoolDarien · Public MiddleEnrollment: 1,043
- 6038Torrington High SchoolTorrington · Public HighEnrollment: 1,034
- 6173The Woodstock AcademyWoodstock · Public HighEnrollment: 1,011
- 6283E. O. Smith High SchoolStorrs · Public HighEnrollment: 1,010
- 6387Guilford High SchoolGuilford · Public HighEnrollment: 1,008
- 6449John F. Kennedy Middle SchoolEnfield · Public MiddleEnrollment: 1,002
- 6556Bristol Eastern High SchoolBristol · Public HighEnrollment: 998
- 6656Rockville High SchoolVernon · Public HighEnrollment: 995
- 6712Cesar Batalla SchoolBridgeport · Public ElementaryEnrollment: 990
- 6850Bunnell High SchoolStratford · Public HighEnrollment: 982
- 6940Torrington Middle SchoolTorrington · Public MiddleEnrollment: 981
- 7052Beman Middle SchoolMiddletown · Public MiddleEnrollment: 977
- 7130East Hartford Middle SchoolEast Hartford · Public MiddleEnrollment: 971
- 7288Pomperaug Regional High SchoolSouthbury · Public HighEnrollment: 970
- 7388Avon High SchoolAvon · Public HighEnrollment: 946
- 7485New Fairfield Elementary SchoolNew Fairfield · Public ElementaryEnrollment: 946
- 7569North Haven High SchoolNorth Haven · Public HighEnrollment: 944
- 7656Robert E. Fitch High SchoolGroton · Public HighEnrollment: 942
- 7768Lyman Hall High SchoolWallingford · Public HighEnrollment: 936
- 7826Hartford Magnet Trinity College AcademyHartford · Public HighEnrollment: 925
- 7941Greene-Hills SchoolBristol · Public ElementaryEnrollment: 918
- 8087Highland SchoolCheshire · Public ElementaryEnrollment: 899
- 8181East Lyme High SchoolEast Lyme · Public HighEnrollment: 890
- 8236Rogers Park Middle SchoolDanbury · Public MiddleEnrollment: 888
- 8353Harry M. Bailey Middle SchoolWest Haven · Public MiddleEnrollment: 885
- 8445Groton Middle SchoolGroton · Public MiddleEnrollment: 884
- 8536East Haven High SchoolEast Haven · Public HighEnrollment: 879
- 8689Smith Middle SchoolGlastonbury · Public MiddleEnrollment: 875
- 8776Sedgwick Middle SchoolWest Hartford · Public MiddleEnrollment: 874
- 8835Elisabeth M. Bennet AcademyManchester · Public MiddleEnrollment: 864
- 8914Read SchoolBridgeport · Public ElementaryEnrollment: 863
- 9091Beecher Road SchoolWoodbridge · Public ElementaryEnrollment: 862
- 9184Madison Middle SchoolTrumbull · Public MiddleEnrollment: 857
- 9262Ana Grace Academy of the ArtsBloomfield · Public ElementaryEnrollment: 855
- 9394Middlebrook SchoolWilton · Public MiddleEnrollment: 852
- 9480Brookfield High SchoolBrookfield · Public HighEnrollment: 849
- 9523West Side Middle SchoolWaterbury · Public MiddleEnrollment: 848
- 9655Hamden Middle SchoolHamden · Public MiddleEnrollment: 845
- 9788Miller-Driscoll SchoolWilton · Public ElementaryEnrollment: 845
- 9817Pulaski Middle SchoolNew Britain · Public MiddleEnrollment: 839
- 9973Berlin High SchoolBerlin · Public HighEnrollment: 836
- 10045West Bristol SchoolBristol · Public ElementaryEnrollment: 833
| # | School | Sector | Enrollment | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|---|
| 1 | Danbury High School Danbury · High · Grades 9–12 | Public | 3,612 | 37.7 Lower 50% | 22% Math proficiency | 3,612 |
| 2 | Greenwich High School Greenwich · High · Grades 9–12 | Public | 2,620 | 82.4 Top 10% | 66% Math proficiency | 2,620 |
| 3 | New Britain High School New Britain · High · Grades 9–12 | Public | 2,521 | 20.5 Lower 50% | 13% Math proficiency | 2,521 |
| 4 | Westhill High School Stamford · High · Grades 9–12 | Public | 2,224 | 48.6 Lower 50% | 37% Math proficiency | 2,224 |
| 5 | Trumbull High School Trumbull · High · Grades 9–12 | Public | 2,152 | 81.1 Top 10% | 68% Math proficiency | 2,152 |
| 6 | Stamford High School Stamford · High · Grades 9–12 | Public | 2,102 | 49.9 Top 50% | 37% Math proficiency | 2,102 |
| 7 | Norwich Free Academy Norwich · High · Grades 9–12 | Public | 2,020 | 48.3 Lower 50% | 35% Math proficiency | 2,020 |
| 8 | Southington High School Southington · High · Grades 9–12 | Public | 1,905 | 77.2 Top 10% | 55% Math proficiency | 1,905 |
| 9 | West Haven High School West Haven · High · Grades 9–12 | Public | 1,813 | 34.2 Lower 50% | 17% Math proficiency | 1,813 |
| 10 | Central High School Bridgeport · High · Grades 9–12 | Public | 1,803 | 19.3 Lower 50% | 15% Math proficiency | 1,803 |
| 11 | East Hartford High School East Hartford · High · Grades 9–12 | Public | 1,776 | 33.1 Lower 50% | 19% Math proficiency | 1,776 |
| 12 | Wilbur Cross High School New Haven · High · Grades 9–12 | Public | 1,742 | 21.7 Lower 50% | 9% Math proficiency | 1,742 |
| 13 | Brien McMahon High School Norwalk · High · Grades 9–12 | Public | 1,739 | 43.5 Lower 50% | 30% Math proficiency | 1,739 |
| 14 | Glastonbury High School Glastonbury · High · Grades 9–12 | Public | 1,737 | 86.2 Top 5% | 74% Math proficiency | 1,737 |
| 15 | Manchester High School Manchester · High · Grades 9–12 | Public | 1,703 | 46.9 Lower 50% | 32% Math proficiency | 1,703 |
| 16 | Staples High School Westport · High · Grades 9–12 | Public | 1,629 | 93.4 Top 5% | 79% Math proficiency | 1,629 |
| 17 | Hamden High School Hamden · High · Grades 9–12 | Public | 1,609 | 51.0 Top 50% | 33% Math proficiency | 1,609 |
| 18 | Norwalk High School Norwalk · High · Grades 9–12 | Public | 1,494 | 45.0 Lower 50% | 31% Math proficiency | 1,494 |
| 19 | Crosby High School Waterbury · High · Grades 9–12 | Public | 1,453 | 12.4 Lower 50% | 5% Math proficiency | 1,453 |
| 20 | South Windsor High School South Windsor · High · Grades 9–12 | Public | 1,442 | 82.4 Top 10% | 61% Math proficiency | 1,442 |
| 21 | Enfield High School Enfield · High · Grades 9–12 | Public | 1,426 | 57.3 Top 50% | 39% Math proficiency | 1,426 |
| 22 | Ridgefield High School Ridgefield · High · Grades 9–12 | Public | 1,411 | 92.4 Top 5% | 81% Math proficiency | 1,411 |
| 23 | John F. Kennedy High School Waterbury · High · Grades 9–12 | Public | 1,391 | 18.9 Lower 50% | 10% Math proficiency | 1,391 |
| 24 | Darien High School Darien · High · Grades 9–12 | Public | 1,382 | 94.0 Top 5% | 86% Math proficiency | 1,382 |
| 25 | Conard High School West Hartford · High · Grades 9–12 | Public | 1,380 | 76.4 Top 25% | 62% Math proficiency | 1,380 |
| 26 | Fairfield Ludlowe High School Fairfield · High · Grades 9–12 | Public | 1,367 | 91.0 Top 5% | 77% Math proficiency | 1,367 |
| 27 | Amity Regional High School Woodbridge · High · Grades 9–12 | Public | 1,347 | 85.0 Top 5% | 63% Math proficiency | 1,347 |
| 28 | Hall High School West Hartford · High · Grades 9–12 | Public | 1,332 | 81.2 Top 10% | 64% Math proficiency | 1,332 |
| 29 | Warren Harding High School Bridgeport · High · Grades 9–12 | Public | 1,324 | 7.7 Lower 50% | 3% Math proficiency | 1,324 |
| 30 | Fairfield Warde High School Fairfield · High · Grades 9–12 | Public | 1,308 | 82.1 Top 10% | 58% Math proficiency | 1,308 |
| 31 | Shelton High School Shelton · High · Grades 9–12 | Public | 1,308 | 67.7 Top 25% | 51% Math proficiency | 1,308 |
| 32 | Francis T. Maloney High School Meriden · High · Grades 9–12 | Public | 1,291 | 24.1 Lower 50% | 14% Math proficiency | 1,291 |
| 33 | Saxe Middle School New Canaan · Middle · Grades 5–8 | Public | 1,271 | 96.4 Top 5% | 87% Math proficiency | 1,271 |
| 34 | Farmington High School Farmington · High · Grades 9–12 | Public | 1,261 | 85.8 Top 5% | 67% Math proficiency | 1,261 |
| 35 | New Canaan High School New Canaan · High · Grades 9–12 | Public | 1,257 | 92.0 Top 5% | 81% Math proficiency | 1,257 |
| 36 | Newington High School Newington · High · Grades 9–12 | Public | 1,255 | 69.5 Top 25% | 51% Math proficiency | 1,255 |
| 37 | Newtown High School Sandy Hook · High · Grades 9–12 | Public | 1,254 | 87.9 Top 5% | 71% Math proficiency | 1,254 |
| 38 | Timothy Edwards School South Windsor · Middle · Grades 6–8 | Public | 1,221 | 87.3 Top 5% | 67% Math proficiency | 1,221 |
| 39 | Cheshire High School Cheshire · High · Grades 9–12 | Public | 1,208 | 85.9 Top 5% | 64% Math proficiency | 1,208 |
| 40 | Naugatuck High School Naugatuck · High · Grades 9–12 | Public | 1,202 | 35.3 Lower 50% | 20% Math proficiency | 1,202 |
| 41 | Wilton High School Wilton · High · Grades 9–12 | Public | 1,202 | 90.9 Top 5% | 76% Math proficiency | 1,202 |
| 42 | Wilby High School Waterbury · High · Grades 9–12 | Public | 1,196 | 14.0 Lower 50% | 2% Math proficiency | 1,196 |
| 43 | Middletown High School Middletown · High · Grades 9–12 | Public | 1,193 | 49.1 Lower 50% | 29% Math proficiency | 1,193 |
| 44 | Orville H. Platt High School Meriden · High · Grades 9–12 | Public | 1,191 | 19.9 Lower 50% | 10% Math proficiency | 1,191 |
| 45 | Simsbury High School Simsbury · High · Grades 9–12 | Public | 1,187 | 87.1 Top 5% | 71% Math proficiency | 1,187 |
| 46 | New Milford High School New Milford · High · Grades 9–12 | Public | 1,150 | 73.3 Top 25% | 49% Math proficiency | 1,150 |
| 47 | Stratford High School Stratford · High · Grades 9–12 | Public | 1,150 | 37.3 Lower 50% | 21% Math proficiency | 1,150 |
| 48 | Bristol Central High School Bristol · High · Grades 9–12 | Public | 1,148 | 48.1 Lower 50% | 33% Math proficiency | 1,148 |
| 49 | Wethersfield High School Wethersfield · High · Grades 9–12 | Public | 1,146 | 68.8 Top 25% | 46% Math proficiency | 1,146 |
| 50 | James Hillhouse High School New Haven · High · Grades 9–12 | Public | 1,124 | 16.4 Lower 50% | 2.5% Math proficiency | 1,124 |
| 51 | Bethel High School Bethel · High · Grades 9–12 | Public | 1,097 | 69.2 Top 25% | 47% Math proficiency | 1,097 |
| 52 | Windsor High School Windsor · High · Grades 9–12 | Public | 1,095 | 48.3 Lower 50% | 26% Math proficiency | 1,095 |
| 53 | Blackham School Bridgeport · Elementary · Grades PK–8 | Public | 1,088 | 16.8 Lower 50% | 18% Math proficiency | 1,088 |
| 54 | Candlewood Lake Elementary School Brookfield · Elementary · Grades PK–5 | Public | 1,085 | 79.0 Top 25% | 24% Free/reduced-price lunch | 1,085 |
| 55 | Bassick High School Bridgeport · High · Grades 9–12 | Public | 1,075 | 9.9 Lower 50% | 2.5% Math proficiency | 1,075 |
| 56 | Broadview Middle School Danbury · Middle · Grades 6–8 | Public | 1,070 | 40.0 Lower 50% | 24% Math proficiency | 1,070 |
| 57 | Michael F. Wallace Middle School Waterbury · Middle · Grades 4–8 | Public | 1,059 | 23.5 Lower 50% | 13% Math proficiency | 1,059 |
| 58 | Masuk High School Monroe · High · Grades 9–12 | Public | 1,044 | 87.3 Top 5% | 72% Math proficiency | 1,044 |
| 59 | Middlesex Middle School Darien · Middle · Grades 6–8 | Public | 1,043 | 97.4 Top 5% | 85% Math proficiency | 1,043 |
| 60 | Torrington High School Torrington · High · Grades 9–12 | Public | 1,034 | 37.8 Lower 50% | 22% Math proficiency | 1,034 |
| 61 | The Woodstock Academy Woodstock · High · Grades 9–12 | Public | 1,011 | 72.8 Top 25% | 53% Math proficiency | 1,011 |
| 62 | E. O. Smith High School Storrs · High · Grades 9–12 | Public | 1,010 | 82.5 Top 10% | 67% Math proficiency | 1,010 |
| 63 | Guilford High School Guilford · High · Grades 9–12 | Public | 1,008 | 87.2 Top 5% | 68% Math proficiency | 1,008 |
| 64 | John F. Kennedy Middle School Enfield · Middle · Grades 6–8 | Public | 1,002 | 48.7 Lower 50% | 31% Math proficiency | 1,002 |
| 65 | Bristol Eastern High School Bristol · High · Grades 9–12 | Public | 998 | 56.2 Top 50% | 34% Math proficiency | 998 |
| 66 | Rockville High School Vernon · High · Grades 9–12 | Public | 995 | 55.5 Top 50% | 37% Math proficiency | 995 |
| 67 | Cesar Batalla School Bridgeport · Elementary · Grades PK–8 | Public | 990 | 11.5 Lower 50% | 4% Math proficiency | 990 |
| 68 | Bunnell High School Stratford · High · Grades 9–12 | Public | 982 | 49.6 Top 50% | 29% Math proficiency | 982 |
| 69 | Torrington Middle School Torrington · Middle · Grades 6–8 | Public | 981 | 39.8 Lower 50% | 27% Math proficiency | 981 |
| 70 | Beman Middle School Middletown · Middle · Grades 6–8 | Public | 977 | 51.6 Top 50% | 34% Math proficiency | 977 |
| 71 | East Hartford Middle School East Hartford · Middle · Grades 6–8 | Public | 971 | 30.0 Lower 50% | 14% Math proficiency | 971 |
| 72 | Pomperaug Regional High School Southbury · High · Grades 9–12 | Public | 970 | 87.7 Top 5% | 73% Math proficiency | 970 |
| 73 | Avon High School Avon · High · Grades 9–12 | Public | 946 | 87.6 Top 5% | 72% Math proficiency | 946 |
| 74 | New Fairfield Elementary School New Fairfield · Elementary · Grades PK–5 | Public | 946 | 84.9 Top 5% | 70% Math proficiency | 946 |
| 75 | North Haven High School North Haven · High · Grades 9–12 | Public | 944 | 68.9 Top 25% | 38% Math proficiency | 944 |
| 76 | Robert E. Fitch High School Groton · High · Grades 9–12 | Public | 942 | 56.3 Top 50% | 40% Math proficiency | 942 |
| 77 | Lyman Hall High School Wallingford · High · Grades 9–12 | Public | 936 | 67.9 Top 25% | 39% Math proficiency | 936 |
| 78 | Hartford Magnet Trinity College Academy Hartford · High · Grades 6–12 | Public | 925 | 26.4 Lower 50% | 24% Math proficiency | 925 |
| 79 | Greene-Hills School Bristol · Elementary · Grades K–8 | Public | 918 | 40.8 Lower 50% | 35% Math proficiency | 918 |
| 80 | Highland School Cheshire · Elementary · Grades K–6 | Public | 899 | 87.4 Top 5% | 77% Math proficiency | 899 |
| 81 | East Lyme High School East Lyme · High · Grades 9–12 | Public | 890 | 81.2 Top 10% | 54% Math proficiency | 890 |
| 82 | Rogers Park Middle School Danbury · Middle · Grades 6–8 | Public | 888 | 36.0 Lower 50% | 19% Math proficiency | 888 |
| 83 | Harry M. Bailey Middle School West Haven · Middle · Grades 7–8 | Public | 885 | 52.8 Top 50% | 39% Math proficiency | 885 |
| 84 | Groton Middle School Groton · Middle · Grades 6–8 | Public | 884 | 45.0 Lower 50% | 80.8% Free/reduced-price lunch | 884 |
| 85 | East Haven High School East Haven · High · Grades 9–12 | Public | 879 | 35.6 Lower 50% | 13% Math proficiency | 879 |
| 86 | Smith Middle School Glastonbury · Middle · Grades 6–8 | Public | 875 | 88.6 Top 5% | 71% Math proficiency | 875 |
| 87 | Sedgwick Middle School West Hartford · Middle · Grades 6–8 | Public | 874 | 76.4 Top 25% | 52% Math proficiency | 874 |
| 88 | Elisabeth M. Bennet Academy Manchester · Middle · Grades 5–8 | Public | 864 | 34.5 Lower 50% | 26% Math proficiency | 864 |
| 89 | Read School Bridgeport · Elementary · Grades PK–8 | Public | 863 | 13.8 Lower 50% | 13% Math proficiency | 863 |
| 90 | Beecher Road School Woodbridge · Elementary · Grades PK–6 | Public | 862 | 90.7 Top 5% | 74% Math proficiency | 862 |
| 91 | Madison Middle School Trumbull · Middle · Grades 6–8 | Public | 857 | 84.2 Top 10% | 70% Math proficiency | 857 |
| 92 | Ana Grace Academy of the Arts Bloomfield · Elementary · Grades PK–8 | Public | 855 | 61.8 Top 50% | 52% Math proficiency | 855 |
| 93 | Middlebrook School Wilton · Middle · Grades 6–8 | Public | 852 | 94.0 Top 5% | 77% Math proficiency | 852 |
| 94 | Brookfield High School Brookfield · High · Grades 9–12 | Public | 849 | 80.2 Top 10% | 62% Math proficiency | 849 |
| 95 | West Side Middle School Waterbury · Middle · Grades 6–8 | Public | 848 | 23.0 Lower 50% | 9% Math proficiency | 848 |
| 96 | Hamden Middle School Hamden · Middle · Grades 7–8 | Public | 845 | 54.8 Top 50% | 40% Math proficiency | 845 |
| 97 | Miller-Driscoll School Wilton · Elementary · Grades PK–2 | Public | 845 | 88.0 Top 5% | 2.7% Free/reduced-price lunch | 845 |
| 98 | Pulaski Middle School New Britain · Middle · Grades 6–8 | Public | 839 | 17.3 Lower 50% | 5% Math proficiency | 839 |
| 99 | Berlin High School Berlin · High · Grades 9–12 | Public | 836 | 72.5 Top 25% | 42% Math proficiency | 836 |
| 100 | West Bristol School Bristol · Elementary · Grades K–8 | Public | 833 | 45.1 Lower 50% | 34% Math proficiency | 833 |
Danbury High School in Danbury leads the 2025 list of largest schools in Connecticut with Enrollment 3,612. Of the 100 schools shown, 100 are public.
Use the rankings to build a shortlist, then visit the schools and ask how they support students at your child's level.
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Frequently asked questions
What is the best largest school in Connecticut?
Danbury High School in Danbury ranks first among largest schools in Connecticut with Enrollment 3,612 (Enrollment: 3,612).
How are largest schools in Connecticut ranked?
Schools with the highest enrollment. Only schools eligible for the Success Index (US) are included; the index is shown alongside for context.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.