Cohort 4-year graduation rate in Connecticut

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This indicator reports the 4-year cohort high school graduation rate. Cohorts are defined as the group of students who arrived in 9th grade at the same time.

Data Source:

Connecticut State Department of Education, Published Data, Academic Years 2010-2011, 2011-2012, 2012-13, 2013-14, 2014-15, 2015-16, 2016-17, 2017-2018, 2018-2019, 2019-2020 and 2020-2021 retrieved from EdSight.


Counts under 6 - with the exception of zeroes - were suppressed, as are percentages generated from suppressed counts. In addition, denominators of 20 or fewer - excluding zeroes - were suppressed by the Department.

NA: Not Available
S: Data Suppressed