For the 2025 school year, there are 12 private schools serving 2,369 students in Rensselaer County, NY (there are 41 public schools, serving 19,306 public students). 11% of all K-12 students in Rensselaer County, NY are educated in private schools (compared to the NY state average of 15%).
The top ranked private schools in Rensselaer County, NY include Emma Willard School, Hoosac School, and La Salle Institute.
The average acceptance rate is 68%, which is lower than the New York private school average acceptance rate of 74%.
Top Ranked Rensselaer County Private Schools (2025)
School
Location
Grades
Students
4254 Ny Highway 43
Wynantskill, NY 12198
(518) 286-3449
Wynantskill, NY 12198
(518) 286-3449
Grades: PK-8
| 132 students
199 Washington Avenue
Rensselaer, NY 12144
(518) 465-5222
Rensselaer, NY 12144
(518) 465-5222
Grades: NS-12
| 174 students
Emma Willard School![Emma Willard School Photo]( "Emma Willard School Photo")
All-girls
285 Pawling Avenue
Troy, NY 12180
(518) 833-1301
Troy, NY 12180
(518) 833-1301
Grades: 9-12
| 355 students
14 Pine Valley Rd
Hoosick, NY 12089
(518) 686-7331
Hoosick, NY 12089
(518) 686-7331
Grades: 8-12
| 240 students
174 Williams Rd
Troy, NY 12180
(518) 283-2500
Troy, NY 12180
(518) 283-2500
Grades: 6-12
| 445 students
Woodland Hill Montessori School![Woodland Hill Montessori School Photo - Woodland Hill Montessori- All School Photo]( "Woodland Hill Montessori School Photo - Woodland Hill Montessori- All School Photo")
Montessori School
100 Montesorri Pl
Rensselaer, NY 12144
(518) 283-5400
Rensselaer, NY 12144
(518) 283-5400
Grades: NS-8
| 345 students
Holy Spirit School![Holy Spirit School Photo - Eighth Graders accept Holy Spirit pins, signifying their acceptance of their role as school leaders. On the altar is Father Joe O'Brien and presenting the pin is principal, Roger Rooney.]( "Holy Spirit School Photo - Eighth Graders accept Holy Spirit pins, signifying their acceptance of their role as school leaders. On the altar is Father Joe O'Brien and presenting the pin is principal, Roger Rooney.")
(Catholic)
54 Highland Dr
East Greenbush, NY 12061
(518) 477-5739
East Greenbush, NY 12061
(518) 477-5739
Grades: PK-8
| 188 students
192 Ninth Street
Troy, NY 12180
(518) 272-6679
Troy, NY 12180
(518) 272-6679
Grades: K-12
| n/a students
Sacred Heart School
(Catholic)
308 Spring Avenue
Troy, NY 12180
(518) 274-3655
Troy, NY 12180
(518) 274-3655
Grades: PK-6
| 176 students
St. Jude The Apostle School
(Catholic)
42 Dana Ave
Wynantskill, NY 12198
(518) 283-0333
Wynantskill, NY 12198
(518) 283-0333
Grades: PK-5
| 149 students
116 Pinewoods Ave
Troy, NY 12180
(518) 274-4994
Troy, NY 12180
(518) 274-4994
Grades: PK-8
| 76 students
Vanderheyden Hall
Special Education School
614 Cooper Hill Rd
Wynantskill, NY 12198
(518) 283-6500
Wynantskill, NY 12198
(518) 283-6500
Grades: 7-12
| 89 students
Rensselaer County Private Schools (Closed)
School
Location
Grades
Students
4565 County Route 9
East Nassau, NY 12062
(518) 794-8520
East Nassau, NY 12062
(518) 794-8520
Grades: PK-8
| 40 students
Our Lady Of Victory School (Closed 2006)
(Catholic)
451 Marshland Court
Troy, NY 12180
(518) 274-6202
Troy, NY 12180
(518) 274-6202
Grades: PK-6
| 159 students
St. Mary's School (Closed 2004)
(Catholic)
163 Columbia Turnpike
Rensselaer, NY 12144
(518) 449-2498
Rensselaer, NY 12144
(518) 449-2498
Grades: PK-8
| 161 students
Ss Joseph And John School (Closed 2000)
(Catholic)
1641 Third Street
Rensselaer, NY 12144
(518) 465-1151
Rensselaer, NY 12144
(518) 465-1151
Grades: PK-8
| 131 students
Frequently Asked Questions
What are the top ranked private schools in Rensselaer County, NY?
The top ranked private schools in Rensselaer County, NY include Emma Willard School, Hoosac School, and La Salle Institute.
How many private schools are located in Rensselaer County?
12 private schools are located in Rensselaer County.
How diverse are private schools in Rensselaer County?
Rensselaer County private schools are approximately 20% minority students, which is lower than the New York private school average of 40%.
What percentage of students in Rensselaer County go to private school?
11% of all K-12 students in Rensselaer County are educated in private schools (compared to the NY state average of 15%).
What percentage of private schools are religiously affiliated in Rensselaer County?
Which private schools in Rensselaer County are often viewed compared to one another?
Popular comparisons of private schools in Rensselaer County include: St. Jude The Apostle School vs. Sacred Heart School, Sacred Heart School vs. St. Jude The Apostle School, Vanderheyden Hall vs. La Salle Institute
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