North Country Leader

Watertown Senior High School had the highest enrollment among Jefferson County schools, welcoming 1,083 students during the 2022-23 academic year, according to the New York State Education Department.

Data also showed that most of the students were white, representing 71.3% of the Watertown Senior High School's total enrollment.

Among the 38 schools in Jefferson County, Carthage Middle School ranked second in enrollment numbers with 899 students, while Carthage Senior High School welcomed 817 students and came in third in the 2022-23 school year.

Watertown Senior High School is part of Watertown City School District, which roughly covers four schools within Jefferson County and has a main office in Adams.

In the previous school year, Watertown Senior High School also had the highest number of students among Jefferson County schools.

In 2022, New York had roughly one teacher for every 12 students, which is lower than the national average of one teacher for every 16 students. A lower student-to-teacher ratio has been found to improve students' school performance.

School name	City	Total School Enrollment
Watertown Senior High School	Watertown	1,083
Carthage Middle School	Carthage	899
Carthage Senior High School	Carthage	817
Indian River High School	Philadelphia	780
Indian River Middle School	Philadelphia	672
General Brown Junior-Senior High School	Dexter	661
Case Middle School	Watertown	626
Harold T. Wiley School	Watertown	574
South Jefferson High School	Adams	553
Calcium Primary School	Calcium	545
Indian River Intermediate School	Philadelphia	544
Maynard P. Wilson Elementary School	Adams Center	520
Belleville Henderson Central School	Adams	502
La Fargeville Central School	La Fargeville	496
Black River School	Black River	460
North Elementary School	Watertown	455
Clarke Middle School	Adams	434
Sackets Harbor Central School	Sackets Harbor	409
Brownville School	Brownville	409
Carthage Elementary School	Carthage	378
Evans Mills Primary School	Evans Mills	375
Knickerbocker School	Watertown	364
West Carthage Elementary School	Carthage	348
Lyme Central School	Chaumont	337
Sherman School	Watertown	320
Mannsville Manor Elementary School	Mannsville	319
Dexter Elementary School	Dexter	316
Ohio Street School	Watertown	301
Guardino Elementary School	Clayton	293
Thousand Islands High School	Clayton	247
Alexandria Central Elementary School	Alexandria Bay	230
Alexandria Central High School	Alexandria Bay	227
Thousand Islands Middle School	Clayton	209
Theresa Primary School	Theresa	187
Starbuck Elementary School	Watertown	185
Antwerp Primary School	Antwerp	185
Bashaw Elementary School	Clayton	125
Philadelphia Primary School	Philadelphia	114