K12ATLAS
Release v2026.07
§ Connecticut high directory

High schools in Connecticut.

326 high schools across 134 districts. Browse every school, filter by name, or jump to a district below.

Free profiles carry key facts; the full 122-field record is a member product.

326
high schools
134
districts represented
137
cities represented
174,897
students enrolled
326 high schools in Connecticut: 209 public and 117 private, across 134 districts with 174,897 students.
Connecticut has 326 high schools: 209 public and 117 private.Source: K12 Atlas directory, release v2026.07 · Illustration: AI-generated · Download
§ Distribution

What the numbers say across Connecticut.

Computed from this list's v2026.07 K12 Atlas records: school size, staffing ratios, grade spans, and sector mix. Facts, not scores.

School size · 2024
359

students at the median high school; the middle half of schools enroll between 133 and 738 students.

Under 200117
200–49970
500–99983
1,000+56

Reported enrollment · v2026.07

Pupil–teacher ratio · 2024
11.4 : 1

students per teacher at the median high school reporting staffing.

25th percentile10.3 : 1
Median11.4 : 1
75th percentile13.0 : 1

Reported staffing · v2026.07

Grade spans · 2024

Most commonly reported grade spans in this list.

Grades 09–12178
Grades PK–0866
Grades 06–1226
Grades 07–1215
Grades 05–1212

Reported grade spans · v2026.07

Sector mix
Public 209Private 117

Public, public charter, and private records stay separate. Private schools without a comparable CCD level appear under the state's other-level directory.

Record mix · v2026.07

Concentration: the five most-represented districts account for 10.7% of this list (35 of 326 records); the five most-represented cities account for 20.9%.

§ In charts

Connecticut high schools in 7 charts.

Drawn from the same v2026.07 records as the tables below. Free to reuse with a link to this page.

Map of Connecticut with one dot for each of its 326 mapped high schools, over school district boundaries.
Every Connecticut high school on one map, over district boundaries.Source: K12 Atlas directory, release v2026.07 · Download
44% of Connecticut's 209 public high schools are in suburbs (rural 36, town 18, suburb 92, city 63).
44% of Connecticut's public high schools are in suburbs.Source: K12 Atlas directory, release v2026.07 · Illustration: AI-generated · Download
Enrollment in Connecticut's public high schools fell 2.3% from 2019 to 2024, 159,735 to 156,055 students in the same 193 schools; 43 grew and 87 shrank.
Enrollment in Connecticut's public high schools fell 2.3%, 2019 to 2024.Source: K12 Atlas directory, release v2026.07 · Illustration: AI-generated · Download
Histogram of enrollment: half of Connecticut's high schools enroll 383 students or fewer (317 schools report enrollment).
Half of Connecticut's high schools enroll 383 students or fewer.Source: K12 Atlas directory, release v2026.07 · Illustration: AI-generated · Download
Bar chart of the states with the most high schools: Connecticut has the 33rd most of the 50 states and DC, with 326.
Connecticut has the 33rd most high schools of the 50 states and DC.Source: K12 Atlas directory, release v2026.07 · Illustration: AI-generated · Download
Bar chart of Connecticut counties by number of high schools: Capitol Planning Region County has the most, 60.
Capitol Planning Region County has the most high schools in Connecticut: 60.Source: K12 Atlas directory, release v2026.07 · Illustration: AI-generated · Download
Waffle chart: Connecticut has 326 high schools, one square per school, coloured by type (Regular School 180, Private School 117, Career and Technical School 17, Alternative School 12).
Connecticut's 326 high schools by school type.Source: K12 Atlas directory, release v2026.07 · Illustration: AI-generated · Download
§ Districts

Districts with high schools.

Every district with at least one high-level record, sorted by record count. Cities counts the distinct reported cities among the district’s records here; Students sums reported enrollment for those same records. Linked districts open full school directories.
Connecticut Technical Education and Career System171711,296
Hartford School District1035,008
New Haven School District925,943
Judicial Centers850
Bridgeport School District715,609
Capitol Region Education Council553,184
Waterbury School District515,569
Norwalk School District413,904
Bristol School District312,414
New London School District311,044
Stamford School District314,984
Bloomfield School District21703
Coventry School District21406
East Hartford School District211,976
Eastern Connecticut Regional Educational Service Center (eas22267
Fairfield School District212,675
Griswold School District22625
Learn22366
Meriden School District212,482
Milford School District211,503
Stratford School District212,132
Wallingford School District211,609
West Hartford School District212,712
Ansonia School District11617
Area Cooperative Educational Services1132
Avon School District11946
Berlin School District11836
Bethel School District111,097
Bolton School District11212
Branford School District11738
Brookfield School District11849
Canton School District11443
Cheshire School District111,208
Clinton School District11473
Colchester School District11572
Common Ground High School District11221
Cromwell School District11515
Danbury School District113,612
Darien School District111,382
Department of Mental Health and Addiction Services110
Derby School District11360
East Granby School District11249
East Haddam School District11262
East Hampton School District11488
East Haven School District11879
East Lyme School District11890
East Windsor School District11259
Ellington School District11701
Enfield School District111,426
Explorations District1177
Farmington School District111,261
Glastonbury School District111,737
Goodwin University Educational Services (gues)11742
Granby School District11564
Great Oaks Charter School District11662
Greenwich School District112,620
Groton School District11942
Guilford School District111,008
Hamden School District111,609
Killingly School District11744
Lebanon School District11322
Ledyard School District11731
Madison School District11751
Manchester School District111,703
Middletown School District111,193
Monroe School District111,044
Montville School District11491
Naugatuck School District111,202
New Britain School District112,521
New Canaan School District111,257
New Fairfield School District11693
New Milford School District111,150
Newington School District111,255
Newtown School District111,254
North Branford School District11432
North Haven School District11944
North Stonington School District11344
Norwich Free Academy District112,020
Old Saybrook School District11338
Oxford School District11476
Plainfield School District11515
Plainville School District11674
Plymouth School District11337
Portland School District11323
Putnam School District11253
Regional School District 0111352
Regional School District 0411429
Regional School District 05111,347
Regional School District 0711536
Regional School District 0811714
Regional School District 0911698
Regional School District 1011614
Regional School District 1111184
Regional School District 1211486
Regional School District 1311356
Regional School District 1411647
Regional School District 1511970
Regional School District 1611571
Regional School District 1711466
Regional School District 1811367
Regional School District 19111,010
Regional School District 2011583
Ridgefield School District111,411
Rocky Hill School District11738
Seymour School District11604
Shelton School District111,308
Simsbury School District111,187
Somers School District11359
South Windsor School District111,442
Southington School District111,905
Stafford School District11357
Stonington School District11543
Suffield School District11641
The Bridge Academy District11281
The Gilbert School District11452
The Woodstock Academy District111,011
Thomaston School District11307
Thompson School District11184
Tolland School District11639
Torrington School District111,034
Trumbull School District112,152
Vernon School District11995
Waterford School District11713
Watertown School District11693
West Haven School District111,813
Westbrook School District11166
Weston School District11691
Westport School District111,629
Wethersfield School District111,146
Wilton School District111,202
Windham School District11633
Windsor Locks School District11383
Windsor School District111,095
Wolcott School District11611

District groups are record counts from v2026.07 K12 Atlas profiles, not evaluations.

§ FAQ

Questions about Connecticut high schools.

How many high schools are in Connecticut?

K12 Atlas profiles 326 high schools in Connecticut in release v2026.07, across 134 districts.

Do secondary and higher secondary searches mean high school here?

For this U.S. directory, secondary and higher secondary searches are routed to reported high schools; each profile shows its exact grade span.

How many students attend Connecticut high schools?

174,897 students were enrolled across 326 high schools in the 2024 directory release.

How many districts and cities have high schools in Connecticut?

The directory lists 134 districts and 137 cities with high-level school records.

What grades do Connecticut high schools cover?

The most commonly reported grade spans are 09–12 (178), PK–08 (66), 06–12 (26). Each row in the tables above lists its own reported span.

How do I browse all high schools in Connecticut?

Type in the find box above the districts table to filter by district name. School profiles for this state are not published yet; free key facts appear on every profile as coverage grows.

Can I download the full list of Connecticut high schools?

The directory pages are free. Full school rows and API entry are paid — see API access.

Need the full Connecticut dataset?

Licensed access returns every Connecticut school with all 122 documented fields, each tied to a source and vintage.

Request paid API access → See State Pack pricing →