For the 2025-26 school year, there are 2 private high schools serving 354 students in Watertown, NY.
The top ranked private high school in Watertown, NY is Immaculate Heart Central Junior/Senior High School.
Top Ranked Watertown Private High Schools (2025-26)
School
Location
Quick Facts
1316 Ives St
Watertown, NY 13601
(315) 788-4670
Watertown, NY 13601
(315) 788-4670
Gr: 6-12 | 204 students Tuition listed
Faith Fellowship Christian School![Faith Fellowship Christian School Photo Faith Fellowship Christian School Photo]()

(Christian)
131 Moore Avenue
Watertown, NY 13601
(315) 783-9342
Watertown, NY 13601
(315) 783-9342
Gr: PK-12 | 150 students Avg. class size: 13 students Sports: 4 Tuition listed
Watertown, New York Private Schools (Closed)
School
Location
Quick Facts
16568 County Route 161
Watertown, NY 13601
Watertown, NY 13601
Gr: 1-8 | 17 students
St. Anthony S School (Closed 2004)
(Catholic)
870 Arsenal Street
Watertown, NY 13601
(315) 788-1461
Watertown, NY 13601
(315) 788-1461
Gr: PK-6 | 136 students
Frequently Asked Questions
What are the top ranked private high schools in Watertown, NY?
The top ranked private high schools in Watertown, NY is Immaculate Heart Central Junior/Senior High School.
How many private high schools are located in Watertown?
2 private high schools are located in Watertown.
What percentage of private high schools are religiously affiliated in Watertown?
Which private high schools in Watertown are often viewed compared to one another?
Popular comparisons of private high schools in Watertown include: Immaculate Heart Central Junior/Senior High School vs. Faith Fellowship Christian School
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