Brien McMahon High School

Brien McMahon High School serves students in Norwalk, Connecticut, as a large high school. School enrollment was 1,739 students in 2024-25, in grades 9 through 12. For comparison, high schools in Connecticut average about 788 students.

Enrollment across the 22 schools in Norwalk School District totals 11,341 students.

Brien McMahon High School is 62% Hispanic by enrollment. The rest of enrollment is 19% White, 13% Black, and 4% Asian. Census estimates put the Hispanic share of Western Connecticut Planning Region's population at about 21%. The school's diversity index is 56%, meaning two students picked at random have a 56% chance of belonging to different racial or ethnic groups.

Teacher staffing is 118.4 full-time equivalents, or about 14.7 students per teacher. On average, high schools in Connecticut have 12.3:1, compared with 14.7:1 here. About 50% of students, or 870, qualify for free or reduced-price lunch. It compares with 33% for public schools in Western Connecticut Planning Region.

Western Connecticut Planning Region census figures show that the median household income is $128,188, about 56% of adults have at least a bachelor's degree, and roughly 5% of residents are in poverty. Western Connecticut Planning Region is home to 149 public schools and about 90,520 public school students.

The closest public school, Center for Global Studies, is less than a tenth of a mile from Brien McMahon High School. Other public schools within five miles: at least 8.

Its location is classified as Suburb: Large by the National Center for Education Statistics.

Federal data show 1,710 students in 2020-21 and 1,739 in 2024-25, a difference of under 3%.

Community posts for Brien McMahon High School can cover school safety, transportation, and start times. Questions from prospective families are welcome too.