Top 20 Best Suffolk County Private Schools (2022-23)

For the 2022-23 school year, there are 79 private schools serving 15,931 students in Suffolk County, NY (there are 341 public schools, serving 225,942 public students). 7% of all K-12 students in Suffolk County, NY are educated in private schools compared to the NY state average of 14%.
The best top ranked private schools in Suffolk County, NY include The Laurel Hill School, The Knox School and St. Patrick School.
The average tuition cost is $14,436, which is lower than the New York private school average tuition cost of $19,761.
44% of private schools in Suffolk County, NY are religiously affiliated (most commonly Catholic and Christian).

Top Ranked Suffolk County Private Schools (2022-23)

School
Location
Grades
Students
The Knox School
The Knox School Photo - Founded in 1904, The Knox School is Long Island`s oldest established private school. Our inclusive environment serves grades 6-12 and Post-Graduate, providing students with a broad world perspective and a wide range of skills to prepare them for the next phase of their journeys.
(8)
541 Long Beach Road
Saint James, NY 11780
(631) 686-1600
Grades: 6-12
| 127 students
The Laurel Hill School
The Laurel Hill School Photo - In third grade we started our Lego Robotics unit this week! We are getting familiar with using the laptops with our Lego robots. We can change the speed, add sound, or change the action of the motor attached to the robot. Next, we will be starting to build our first creates with a focus on carnival rides!
(22)
201 Old Town Rd
East Setauket, NY 11733
(631) 751-1154
Grades: NS-8
| 352 students
Bridges Academy (the)
Bridges Academy (the) Photo - Our 2016-17 Graduating class
Special Program Emphasis
(19)
339 Snedecor Ave
West Islip, NY 11795
(631) 446-8050
Grades: NS-8
| 266 students
Ivy League School
Ivy League School Photo
(4)
211 Brooksite Drive
Smithtown, NY 11787
(631) 265-4177
Grades: NS-8
| 293 students
Smithtown Christian School
Smithtown Christian School Photo
(Christian)
(8)
1 Higbie Dr
Smithtown, NY 11787
(631) 265-3334
Grades: K-12
| 347 students
Academy Of St. Joseph
(Catholic)
1725 Brentwood Road Bldg 2
Brentwood, NY 11717
(631) 273-2406
Grades: K-12
| 385 students
The Hayground School
151 Mitchell Lane
Bridgehampton, NY 11932
(631) 537-7068
Grades: PK-8
| 76 students
Maryhaven Center Of Hope
Special Education School
450 Myrtle Ave
Port Jefferson, NY 11777
(631) 474-3400
Grades: Inquire with school
| 73 students
Mdq Academy
(Islamic)
(1)
1725 Brentwood Road, Bldg 2
Brentwood, NY 11717
(631) 665-5036
Grades: PK-12
| 353 students
160 N Main Street
Southampton, NY 11968
(631) 283-9140
Grades: PK-8
| 283 students
2 St Johns Place
Center Moriches, NY 11934
(631) 878-1033
Grades: PK-8
| 222 students
Ross School
Ross School Photo - High School Building
18 Goodfriend Road
East Hampton, NY 11937
(631) 907-5442
Grades: PK-12
| 362 students
St. Anthony's High School
(Catholic)
275 Wolf Hill Rd
Melville, NY 11747
(631) 271-2020
Grades: 9-12
| 2,385 students
St. John The Baptist Diocesan High School
(Catholic)
(2)
1170 Montauk Highway
West Islip, NY 11795
(631) 587-8000
Grades: 9-12
| 1,394 students
St. Martin Of Tours School
(Catholic)
(1)
41 Union Ave
Amityville, NY 11701
(631) 264-7166
Grades: PK-8
| 400 students
St. Mary School
(Catholic)
16 Harrison Ave
East Islip, NY 11730
(631) 581-3423
Grades: PK-8
| 523 students
St. Patrick Elementary School
(Catholic)
(1)
284 E Main St
Smithtown, NY 11787
(631) 724-0285
Grades: PK-8
| 463 students
St. Patrick School
(Catholic)
Montauk Hwy
Bay Shore, NY 11706
(631) 665-0569
Grades: PK-8
| 574 students
St. Patrick's School
(Catholic)
(1)
360 Main St
Huntington, NY 11743
(631) 385-3311
Grades: PK-8
| 608 students
Southampton Montessori School
Southampton Montessori School Photo
Montessori School
(1)
135 Saint Andrews Rd
Southampton, NY 11968
(631) 283-2223
Grades: NS-3
| 63 students
The Stony Brook School
The Stony Brook School Photo - The Stony Brook School, founded in 1922, is an independent college preparatory school (grades 7-12) that exists to challenge young men and women to know Jesus Christ as Lord, to love others as themselves, and to grow in knowledge and skill, in order that they may serve the world through their character and leadership. "Character Before Career"
(Christian)
1 Chapman Parkway
Stony Brook, NY 11790
(631) 751-1800
Grades: 7-12
| 454 students
1025 5th Ave
East Northport, NY 11731
(631) 261-5130
Grades: PK-8
| 394 students
Upper Room Christian School
Upper Room Christian School Photo - Several students are going to The School of Visual Arts after graduating this year.
(Christian)
(4)
722 Deer Park Rd
Huntington Station, NY 11746
(631) 242-5359
Grades: K-12
| 212 students
The Whole Child Academy
The Whole Child Academy Photo
Special Education School
(9)
175 Wolf Hill Road
Melville, NY 11747
(631) 423-2658
Grades: K-12
| 25 students
Ascent School For Individuals With Autism
Special Education School
819 Grand Blvd Ste 2
Deer Park, NY 11729
(631) 254-6100
Grades: 2-12
| 21 students
B.e.s.t. Learning Center
Daycare / Preschool
525 Veterans Memorial Highway
Smithtown, NY 11787
(631) 864-4064
Grades: NS-PK
| 159 students
Bay Shore Christian School
Bay Shore Christian School Photo - Bay Shore Assembly of God Church Bay Shore Christian School/Happy Days Preschool
(Church of God)
211 Bay Shore Rd
Bay Shore, NY 11706
(631) 665-5241
Grades: PK-6
| 187 students
Bethesda Junior Academy
(Seventh Day Adventist)
76 Parkway Ave
Amityville, NY 11701
(631) 842-3321
Grades: PK-8
| 49 students
Bohemia KinderCare
Bohemia KinderCare Photo - Bohemia KinderCare Front
Daycare / Preschool
3502 Veterans Memorial Hwy # 3504
Bohemia, NY 11716
(631) 580-5221
Grades: NS-PK
| n/a students
Brookhaven country day school
Daycare / Preschool
79 Long Island Ave
Yaphank, NY 11980
(631) 924-4033
Grades: NS
| 136 students
Ca Montessori Children's Center
Montessori School
1 Ca Plaza
Islandia, NY 11749
(631) 342-3000
Grades: NS
| 80 students
Cdlt Ctr-kiddi Academy Of E Setau
Daycare / Preschool
10 Research Way
East Setauket, NY 11733
(631) 941-2100
Grades: PK-K
| 175 students
The Children's Center At Ucp
Special Education School
250 Marcus Blvd
Hauppauge, NY 11788
(631) 543-2338
Grades: K-12
| 51 students
Cleary School For The Deaf
Special Education School
301 Smithtown Blvd
Nesconset, NY 11767
(631) 588-0530
Grades: PK-12
| 86 students
Copiague Christian Academy
(Christian)
2675 Great Neck Road
Copiague, NY 11726
(631) 842-5993
Grades: PK-2
| 35 students
Show 44 more private schools in Suffolk County, NY (out of 79 total schools)
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[+] Show Closed Private Schools in Suffolk County, New York

Suffolk County Private Schools (Closed)

School
Location
Grades
Students
1225 Ostrander Ave
Riverhead, NY 11901
(631) 727-5900
Grades: 7-12
| 467 students
52 Hawthorne Ave
East Islip, NY 11730
(631) 581-4756
Grades: PK-1
| 63 students
74 Suffolk Lane
East Islip, NY 11730
(631) 581-1035
Grades: PK-12
| 63 students
74 Hauppauge Rd
Commack, NY 11725
(631) 368-2600
Grades: K-8
| 70 students
Lake Grove School (Closed 2020)
Special Education School
Moriches Road
Lake Grove, NY 11755
(516) 585-8776
Grades: 8-12
| 60 students
821 Hawkins Ave
Lake Grove, NY 11755
(631) 585-0521
Grades: PK-8
| 26 students
180 Lawrence Rd
Kings Park, NY 11754
(631) 544-0830
Grades: K
| 127 students
240 S Wellwood Ave
Lindenhurst, NY 11757
(631) 226-0208
Grades: PK-8
| 263 students
82 Carleton Ave
Central Islip, NY 11722
(631) 234-6324
Grades: PK-8
| 308 students
200 W Main St
Sayville, NY 11782
(631) 589-3426
Grades: PK-8
| 187 students
320 Broadway-greenlawn Rd.
Huntington, NY 11743
(631) 427-6300
Grades: PK-K
| 64 students
500 W Montauk Hwy
Bay Shore, NY 11706
(631) 666-0908
Grades: PK-8
| 220 students
Trinity Regional School (Closed 2004)
Daycare / Preschool (Catholic)
1450 New York Ave
Huntington Station, NY 11745
(631) 549-7450
Grades: PK-K
| 96 students
21 Sweet Hollow Road
Huntington, NY 11743
(631) 760-7992
Grades: NS
| 58 students

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