The average student-teacher ratio in Idaho public schools is approximately 18:1 (2026).
Student-Teacher Ratio Range: 1:1
8:1
Avg. Student-Teacher Ratio: 6:1
Student-Teacher Ratio Trends (1989-2025)
Public Schools Student-Teacher Ratio Statistics in Idaho (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Student-Teacher Ratio
Grades
Location
Rank: #1 - 21. - 2.
Student-Teacher Ratio: 1:1
Grades: PK-6
3484 Banks Lowman Road
Garden Valley, ID 83622
(208) 259-3333
Garden Valley, ID 83622
(208) 259-3333
Rank: #1 - 21. - 2.
Sandpoint Juvenile Detention
Alternative School
Student-Teacher Ratio: 1:1
Grades: 5-12
4105 North Boyer Avenue
Sandpoint, ID 83864
(208) 263-4213
Sandpoint, ID 83864
(208) 263-4213
Rank: #3 - 43. - 4.
Student-Teacher Ratio: 2:1
Grades: K-5
12081 West Demeyer Street
Boise, ID 83713
(208) 332-6800
Boise, ID 83713
(208) 332-6800
Rank: #3 - 43. - 4.
Mini-cassia Juvenile Detention Center
Alternative School
Student-Teacher Ratio: 2:1
Grades: 3-12
718 H Street
Rupert, ID 83350
(208) 436-9928
Rupert, ID 83350
(208) 436-9928
Rank: #5 - 65. - 6.
Calder School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 3:1
Grades: K-8
#1 Schoolhouse Hill Lane
Avery, ID 83802
(208) 245-2479
Avery, ID 83802
(208) 245-2479
Rank: #5 - 65. - 6.
Ktec School
Vocational School
Student-Teacher Ratio: 3:1
Grades: 9-12
6838 West Lancaster Road
Rathdrum, ID 83858
(208) 712-4733
Rathdrum, ID 83858
(208) 712-4733
Rank: #7 - 97. - 9.
Student-Teacher Ratio: 4:1
Grades: K-2
3512 Little Lost River Highway
Howe, ID 83244
(208) 767-3422
Howe, ID 83244
(208) 767-3422
Rank: #7 - 97. - 9.
Jerome Academy
Special Education School
Student-Teacher Ratio: 4:1
Grades: K-12
125 4th Avenue West
Jerome, ID 83338
(208) 324-2392
Jerome, ID 83338
(208) 324-2392
Rank: #7 - 97. - 9.
Student-Teacher Ratio: 4:1
Grades: K-8
430 South Division Avenue
Sandpoint, ID 83864
(208) 263-2184
Sandpoint, ID 83864
(208) 263-2184
Rank: #10 - 1310. - 13.
Idaho School For The Deaf And The Blind
Special Education School
Student-Teacher Ratio: 5:1
Grades: PK-12
1450 Main Street
Gooding, ID 83330
(208) 934-4457
Gooding, ID 83330
(208) 934-4457
Rank: #10 - 1310. - 13.
Region 2 Juvenile Detention Center
Alternative School
Student-Teacher Ratio: 5:1
Grades: 3-12
3317 12th Street
Lewiston, ID 83501
(208) 748-3000
Lewiston, ID 83501
(208) 748-3000
Rank: #10 - 1310. - 13.
Student-Teacher Ratio: 5:1
Grades: PK-8
49909 Three Creek Road
Rogerson, ID 83302
(208) 857-2281
Rogerson, ID 83302
(208) 857-2281
Rank: #10 - 1310. - 13.
Valley View Alternative High School
Alternative School
(Math: <50%)
Student-Teacher Ratio: 5:1
Grades: 8-12
10 North Cutler
Sugar City, ID 83448
(208) 356-6845
Sugar City, ID 83448
(208) 356-6845
Rank: #14 - 1914. - 19.
Arbon Elementary School
(Math: ≥50% | Reading: ≥50%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: K-6
4405 Arbon Valley Highway
Arbon, ID 83212
(208) 335-2197
Arbon, ID 83212
(208) 335-2197
Rank: #14 - 1914. - 19.
Clark County Jr/sr High School
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: 6-12
43 West 2nd South Street
Dubois, ID 83423
(208) 374-5215
Dubois, ID 83423
(208) 374-5215
Rank: #14 - 1914. - 19.
Cornerstone High School
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: 9-12
882 Valley Road South
Hazelton, ID 83335
(208) 829-5353
Hazelton, ID 83335
(208) 829-5353
Rank: #14 - 1914. - 19.
Fruitland Preparatory Academy
Alternative School
(Math: <50%)
Student-Teacher Ratio: 6:1
Grades: 6-12
401 Iowa Avenue
Fruitland, ID 83619
(208) 452-3360
Fruitland, ID 83619
(208) 452-3360
Rank: #14 - 1914. - 19.
New Horizon High School
Alternative School
(Math: ≤5% | Reading: ≤20%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: 9-12
955 West Alameda
Pocatello, ID 83201
(208) 237-2233
Pocatello, ID 83201
(208) 237-2233
Rank: #14 - 1914. - 19.
Student-Teacher Ratio: 6:1
Grades: K-8
73 Smith Creek Road
Mountain Home, ID 83647
(208) 868-3229
Mountain Home, ID 83647
(208) 868-3229
Rank: #20 - 2920. - 29.
Bliss School
(Math: 20-29% | Reading: 40-49%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 7:1
Grades: PK-12
601 East Highway 30
Bliss, ID 83314
(208) 352-4445
Bliss, ID 83314
(208) 352-4445
Rank: #20 - 2920. - 29.
Boise Online School - Elementary School
(Math: 30-39% | Reading: 55-59%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 7:1
Grades: K-6
8169 West Victory Road
Boise, ID 83709
(208) 854-4000
Boise, ID 83709
(208) 854-4000
Rank: #20 - 2920. - 29.
Heartland High School
Alternative School
(Math: <50%)
Student-Teacher Ratio: 7:1
Grades: 9-12
124 Idaho Street
Mccall, ID 83638
(208) 634-3686
Mccall, ID 83638
(208) 634-3686
Rank: #20 - 2920. - 29.
Lindy Ross Elementary School
(Math: 21-39% | Reading: 40-59%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 7:1
Grades: PK-5
526 South Oakley
Dubois, ID 83423
(208) 374-5206
Dubois, ID 83423
(208) 374-5206
Rank: #20 - 2920. - 29.
Midvale Alternative School
Alternative School
Student-Teacher Ratio: 7:1
Grades: 7-12
45 North School Road
Midvale, ID 83645
(208) 355-2234
Midvale, ID 83645
(208) 355-2234
Rank: #20 - 2920. - 29.
Mullan Schools
(Math: 11-19% | Reading: 50-59%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 7:1
Grades: PK-12
325 Park Avenue
Mullan, ID 83846
(208) 744-1126
Mullan, ID 83846
(208) 744-1126
Rank: #20 - 2920. - 29.
North Gem High School
(Math: ≥50% | Reading: ≥50%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 7:1
Grades: 7-12
360 South Main Street
Bancroft, ID 83217
(208) 648-7848
Bancroft, ID 83217
(208) 648-7848
Rank: #20 - 2920. - 29.
Paradise Creek Regional High School
Alternative School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 7:1
Grades: 8-12
1314 South Main
Moscow, ID 83843
(208) 882-3687
Moscow, ID 83843
(208) 882-3687
Rank: #20 - 2920. - 29.
Promise Academy
Alternative School
Charter School
Charter School
Student-Teacher Ratio: 7:1
Grades: 6-12
28371 El Paso Road
Caldwell, ID 83607
(208) 332-6800
Caldwell, ID 83607
(208) 332-6800
Rank: #20 - 2920. - 29.
Special Services Center
Special Education School
Student-Teacher Ratio: 7:1
Grades: PK-12
3549 North Ammon Road
Idaho Falls, ID 83401
(208) 525-4414
Idaho Falls, ID 83401
(208) 525-4414
Rank: #30 - 3730. - 37.
Camas County High School
(Math: 21-39% | Reading: ≥80%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 8:1
Grades: 9-12
610 Soldier Road
Fairfield, ID 83327
(208) 764-2472
Fairfield, ID 83327
(208) 764-2472
Rank: #30 - 3730. - 37.
Cda Juvenile Detention Center
Alternative School
Student-Teacher Ratio: 8:1
Grades: 4-12
210 East Dalton Avenue
Coeur D Alene, ID 83815
(208) 664-3024
Coeur D Alene, ID 83815
(208) 664-3024
Rank: #30 - 3730. - 37.
Cossa Academy
Alternative School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 8:1
Grades: 7-12
109 Penny Lane
Wilder, ID 83676
(208) 482-6074
Wilder, ID 83676
(208) 482-6074
Rank: #30 - 3730. - 37.
Crossroads Middle School
Alternative School
(Math: 30-34% | Reading: 20-24%)
Rank:
Rank:
2/
Bottom 50%10
Student-Teacher Ratio: 8:1
Grades: 6-8
650 North Nola
Meridian, ID 83642
(208) 855-4275
Meridian, ID 83642
(208) 855-4275
Rank: #30 - 3730. - 37.
Culdesac School
(Math: 11-19% | Reading: 40-49%)
Rank:
Rank:
2/
Bottom 50%10
Student-Teacher Ratio: 8:1
Grades: PK-12
600 Culdesac Avenue
Culdesac, ID 83524
(208) 843-5413
Culdesac, ID 83524
(208) 843-5413
Rank: #30 - 3730. - 37.
Horseshoe Bend Middle/sr High School
(Math: 30-34% | Reading: 45-49%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 8:1
Grades: 6-12
398 School Drive
Horseshoe Bend, ID 83629
(208) 793-2225
Horseshoe Bend, ID 83629
(208) 793-2225
Show 100 more public schools in ID (out of 747 total schools)
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Frequently Asked Questions
What is the Idaho average public schools student-teacher ratio?
The Idaho average public schools student-teacher ratio is 18:1 for 2026.
What are the public schools with the lowest student-teacher ratio in Idaho?
The best top-ranked public schools in Idaho include Lowman Elementary School, Sandpoint Juvenile Detention and Flyers Center.
What is public high school and public elementary school with the lowest student-teacher ratio in Idaho?
The public high school with the lowest student-teacher ratio in Idaho is Sandpoint Juvenile Detention, with a value of 1:1. The public elementary school with the lowest student-teacher ratio is Lowman Elementary School, with a value of 1:1.
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