The average private high school in Idaho has 212 students (2024-25).
The largest private high school in Idaho is Cole Valley Christian High School with 1,337 students.
School Size Range: 46
1,337
Avg. School Size: 340
Largest Idaho Private High Schools (2024-25)
School
# Students
Grades
Location
Rank: #11.
Students: 1,337
Grades: NS-12
200 E Carlton Ave
Meridian, ID 83642
(208) 947-1212
Meridian, ID 83642
(208) 947-1212
Rank: #22.
Nampa Christian Schools![Nampa Christian Schools Photo - The class of 2016 celebrates commencement. 100% of these students when onto higher education. They have blessed our school beyond measure and will be missed.]( "Nampa Christian Schools Photo - The class of 2016 celebrates commencement. 100% of these students when onto higher education. They have blessed our school beyond measure and will be missed.")
(Christian)
Students: 1,159
Grades: PK-12
11920 W. Flamingo Avenue
Nampa, ID 83651
(208) 475-1697
Nampa, ID 83651
(208) 475-1697
Rank: #33.
Bishop Kelly High School![Bishop Kelly High School Photo]( "Bishop Kelly High School Photo")
(Catholic)
Students: 945
Grades: 9-12
7009 Franklin Rd
Boise, ID 83709
(208) 375-6010
Boise, ID 83709
(208) 375-6010
Rank: #44.
Students: 761
Grades: PK-12
6100 N. Locust Grove Rd.
Meridian, ID 83646
(208) 323-3888
Meridian, ID 83646
(208) 323-3888
Rank: #55.
Logos School![Logos School Photo]( "Logos School Photo")
(Christian)
Students: 634
Grades: PK-12
110 Baker St
Moscow, ID 83843
(208) 882-1226
Moscow, ID 83843
(208) 882-1226
Rank: #66.
Genesis Prep Academy
(Christian)
Students: 567
Grades: PK-12
1866 N Cecil Rd
Post Falls, ID 83854
(208) 691-0712
Post Falls, ID 83854
(208) 691-0712
Rank: #77.
Cole Valley Christian School
(Christian)
Students: 513
Grades: 7-12
8775 W Ustick Rd
Boise, ID 83704
(208) 947-1212
Boise, ID 83704
(208) 947-1212
Rank: #88.
Students: 501
Grades: PK-12
1866 N Cecil Rd Bldg 2
Post Falls, ID 83854
(208) 691-0712
Post Falls, ID 83854
(208) 691-0712
Rank: #99.
Grace Lutheran School
(Lutheran Church Missouri Synod)
Students: 494
Grades: PK-12
1350 Baldy Ave
Pocatello, ID 83201
(208) 237-4142
Pocatello, ID 83201
(208) 237-4142
Rank: #1010.
Watersprings School![Watersprings School Photo - One of our 3rd Grade Classes]( "Watersprings School Photo - One of our 3rd Grade Classes")
(Christian)
Students: 472
Grades: PK-12
4250 South 25th East
Idaho Falls, ID 83404
(208) 542-6250
Idaho Falls, ID 83404
(208) 542-6250
Rank: #1111.
Students: 446
Grades: PK-12
Po Box 2118
Sun Valley, ID 83353
(208) 622-3960
Sun Valley, ID 83353
(208) 622-3960
Rank: #1212.
Students: 416
Grades: NS-12
5521 E Warm Springs Ave
Boise, ID 83716
(208) 424-5000
Boise, ID 83716
(208) 424-5000
Rank: #1313.
Lighthouse Christian School
(Christian)
Students: 391
Grades: PK-12
960 Eastland Dr
Twin Falls, ID 83301
(208) 737-1425
Twin Falls, ID 83301
(208) 737-1425
Rank: #1414.
Crestline Academy
Special Program Emphasis (Christian)
Students: 330
Grades: PK-12
299 S 3rd St
Mccall, ID 83638
(208) 546-9202
Mccall, ID 83638
(208) 546-9202
Rank: #1515.
Greenleaf Friends Academy![Greenleaf Friends Academy Photo - .......a place to belong and be known]( "Greenleaf Friends Academy Photo - .......a place to belong and be known")
(Friends)
Students: 307
Grades: PK-12
20565 Academy Rd
Greenleaf, ID 83626
(208) 459-6346
Greenleaf, ID 83626
(208) 459-6346
Rank: #1616.
Centennial Baptist School
(Christian)
Students: 240
Grades: NS-12
3610 E. Ustick Rd
Caldwell, ID 83605
(208) 454-1997
Caldwell, ID 83605
(208) 454-1997
Rank: #1717.
Students: 234
Grades: PK-12
3639 W Prairie Ave
Hayden, ID 83835
(208) 772-7542
Hayden, ID 83835
(208) 772-7542
Rank: #1818.
St. Dominic School
All-girls (Catholic)
Students: 228
Grades: K-12
20274 W Riverview Dr
Post Falls, ID 83854
(208) 773-7598
Post Falls, ID 83854
(208) 773-7598
Rank: #1919.
North Idaho Christian School![North Idaho Christian School Photo - Girls Varsity Basketball Champions 2024]( "North Idaho Christian School Photo - Girls Varsity Basketball Champions 2024")
Alternative School
Students: 223
Grades: K-12
251 W Miles Ave
Hayden, ID 83835
(208) 772-7546
Hayden, ID 83835
(208) 772-7546
Rank: #2020.
Students: 195
Grades: PK-12
754 Silver Birch Ln
Oldtown, ID 83822
(208) 437-2184
Oldtown, ID 83822
(208) 437-2184
Rank: #2121.
Immaculate Conception Academy
All-boys (Catholic)
Students: 176
Grades: K-12
495 Lincoln St
Post Falls, ID 83854
(208) 773-2312
Post Falls, ID 83854
(208) 773-2312
Rank: #2222.
Classical Christian Academy![Classical Christian Academy Photo - Classical Christian Academy students on the 1st day of school.]( "Classical Christian Academy Photo - Classical Christian Academy students on the 1st day of school.")
Special Program Emphasis (Christian)
Students: 167
Grades: PK-12
4810 N. Ramsey Road
Coeur D Alene, ID 83815
(208) 777-4400
Coeur D Alene, ID 83815
(208) 777-4400
Rank: #2323.
Foothills School of Arts & Sciences![Foothills School of Arts & Sciences Photo - Foothills students become capable and confident learners during their time at Foothills! Foothills allows students to share their voice, empowers them to become critical thinkers and open-minded listeners, and promotes a positive school culture where everyone is valued.]( "Foothills School of Arts & Sciences Photo - Foothills students become capable and confident learners during their time at Foothills! Foothills allows students to share their voice, empowers them to become critical thinkers and open-minded listeners, and promotes a positive school culture where everyone is valued.")
Special Program Emphasis
Students: 158
Grades: PK-9
601 South 9th Street
Boise, ID 83702
(208) 331-9260
Boise, ID 83702
(208) 331-9260
Rank: #2424.
Twin Falls Christian Academy
(Baptist)
Students: 133
Grades: NS-12
798 Eastland Drive N
Twin Falls, ID 83301
(208) 733-1452
Twin Falls, ID 83301
(208) 733-1452
Rank: #2525.
One Stone
Alternative School
Students: 126
Grades: 9-12
1151 W Miller St
Boise, ID 83702
(208) 451-3825
Boise, ID 83702
(208) 451-3825
Rank: #2626.
St. John Bosco Academy
(Catholic)
Students: 108
Grades: PK-12
122 Substation Rd
Cottonwood, ID 83522
(208) 962-5650
Cottonwood, ID 83522
(208) 962-5650
Rank: #2727.
Students: 104
Grades: K-12
498 W Idaho Blvd
Emmett, ID 83617
(208) 365-2485
Emmett, ID 83617
(208) 365-2485
Rank: #2828.
The Sage School
Alternative School
Students: 83
Grades: 6-12
1451 Aviation Dr
Hailey, ID 83333
(208) 788-0120
Hailey, ID 83333
(208) 788-0120
Rank: #2929.
Calvary Christian School![Calvary Christian School Photo - Coach giving direction]( "Calvary Christian School Photo - Coach giving direction")
(Christian)
Students: 81
Grades: K-11
1210 N Middleton Rd
Nampa, ID 83651
(208) 467-9114
Nampa, ID 83651
(208) 467-9114
Rank: #3030.
Students: 79
Grades: PK-12
5771 N Discovery Way
Boise, ID 83713
(208) 991-4376
Boise, ID 83713
(208) 991-4376
Rank: #3131.
Students: 75
Grades: PK-12
800 17th Ave N
Payette, ID 83661
(208) 642-4416
Payette, ID 83661
(208) 642-4416
Rank: #3232.
Gem State Adventist Academy
(Seventh Day Adventist)
Students: 60
Grades: 9-12
16115 S Montana Ave
Caldwell, ID 83607
(208) 459-1627
Caldwell, ID 83607
(208) 459-1627
Rank: #3333.
Northwest Childrens Home Education Center
Special Education School
Students: 55
Grades: 1-12
602 13th St
Lewiston, ID 83501
(208) 746-8206
Lewiston, ID 83501
(208) 746-8206
Rank: #3434.
Northwest Children's Home
Special Education School
Students: 53
Grades: 3-12
419 22nd Ave
Lewiston, ID 83501
(208) 746-8206
Lewiston, ID 83501
(208) 746-8206
Rank: #3535.
Treasure Valley Baptist School
(Baptist)
Students: 46
Grades: PK-11
1300 S Teare Ave
Meridian, ID 83642
(208) 898-9023
Meridian, ID 83642
(208) 898-9023
Show 24 more private schools in ID (out of 59 total schools)
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Frequently Asked Questions
What is the Idaho average private high schools student size?
The Idaho average private high schools student size is 212 for 2024-25.
What are the private high schools with the largest student size in Idaho?
The top ranked private high schools in Idaho include Cole Valley Christian High School, Nampa Christian Schools and Bishop Kelly High School.
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