Lowest Student–Teacher Ratio in Idaho Falls (2025)

Schools with the fewest students per FTE teacher, among schools with at least 100 students. Ranked by the Success Index (US) from official American data; 35 schools in Idaho Falls, Idaho. Rank positions shown on each profile are within United States and Idaho.

1
50
Bonneville Online SchoolIdaho Falls · Public HighStudents per teacher: 15.3
2
49
Eagle Rock Middle SchoolIdaho Falls · Public MiddleStudents per teacher: 16.0
3
27
A H Bush Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 16.6
4
34
Falls Valley Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 17.0
5
65
Alturas Preparatory AcademyIdaho Falls · Charter HighStudents per teacher: 17.1
6
53
Taylorview Middle SchoolIdaho Falls · Public MiddleStudents per teacher: 17.1
7
52
Compass AcademyIdaho Falls · Public HighStudents per teacher: 17.1
8
37
Bridgewater Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 17.1
9
41
Tiebreaker Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 17.2
10
56
Summit Hills Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 17.4
11
53
Rocky Mountain Middle SchoolIdaho Falls · Public MiddleStudents per teacher: 17.5
12
73
Fairview Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 17.6
13
30
Theresa Bunker Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 18.6
14
41
Cloverdale Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 18.7
15
66
Discovery Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 19.0
16
24
Dora Erickson Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 19.0
17
59
Ucon Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 19.4
18
60
Sandcreek Middle SchoolIdaho Falls · Public MiddleStudents per teacher: 19.7
19
34
Fox Hollow Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 19.9
20
23
Linden Park Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 20.2
21
20
Hawthorne Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 20.2
22
52
Black Canyon Middle SchoolIdaho Falls · Public MiddleStudents per teacher: 20.3
23
48
Idaho Falls Senior High SchoolIdaho Falls · Public HighStudents per teacher: 20.6
24
40
Skyline Senior High SchoolIdaho Falls · Public HighStudents per teacher: 20.6
25
39
Temple View Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 21.2
26
35
Ethel Boyes Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 21.5
27
51
Bonneville High SchoolIdaho Falls · Public HighStudents per teacher: 21.8
28
50
Thunder Ridge High SchoolIdaho Falls · Public HighStudents per teacher: 22.0
29
43
Edgemont Gardens Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 22.4
30
58
Alturas International AcademyIdaho Falls · Charter ElementaryStudents per teacher: 22.9
31
68
Westside Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 23.0
32
67
Sunnyside Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 23.7
33
53
Longfellow Elementary SchoolIdaho Falls · Public ElementaryStudents per teacher: 24.0
34
67
Praxium Mastery AcademyIdaho Falls · Public HighStudents per teacher: 27.2
35
36
Bonneville Online ElementaryIdaho Falls · Public ElementaryStudents per teacher: 46.9

#	School	Sector	Students per teacher	Success Index (US)	Key result	Students
1	Bonneville Online School Idaho Falls · High · Grades 6–12	Public	15.3	49.6 Top 50%	32% Math proficiency	290
2	Eagle Rock Middle School Idaho Falls · Middle · Grades 7–8	Public	16.0	48.5 Lower 50%	40% Math proficiency	704
3	A H Bush Elementary School Idaho Falls · Elementary · Grades PK–6	Public	16.6	27.0 Lower 50%	28% Math proficiency	315
4	Falls Valley Elementary School Idaho Falls · Elementary · Grades PK–6	Public	17.0	33.7 Lower 50%	30% Math proficiency	443
5	Alturas Preparatory Academy Idaho Falls · High · Grades 6–12	Charter	17.1	65.4 Top 50%	26.8% Free/reduced-price lunch	463
6	Taylorview Middle School Idaho Falls · Middle · Grades 7–8	Public	17.1	53.2 Top 50%	41% Math proficiency	753
7	Compass Academy Idaho Falls · High · Grades 9–12	Public	17.1	51.8 Top 50%	32% Math proficiency	393
8	Bridgewater Elementary School Idaho Falls · Elementary · Grades PK–6	Public	17.1	37.4 Lower 50%	29% Math proficiency	480
9	Tiebreaker Elementary School Idaho Falls · Elementary · Grades PK–6	Public	17.2	41.0 Lower 50%	42% Math proficiency	379
10	Summit Hills Elementary School Idaho Falls · Elementary · Grades K–6	Public	17.4	56.0 Top 50%	47% Math proficiency	471
11	Rocky Mountain Middle School Idaho Falls · Middle · Grades 7–8	Public	17.5	53.0 Top 50%	37% Math proficiency	524
12	Fairview Elementary School Idaho Falls · Elementary · Grades PK–6	Public	17.6	73.4 Top 25%	72% Math proficiency	299
13	Theresa Bunker Elementary School Idaho Falls · Elementary · Grades PK–6	Public	18.6	30.2 Lower 50%	32% Math proficiency	297
14	Cloverdale Elementary School Idaho Falls · Elementary · Grades PK–6	Public	18.7	40.7 Lower 50%	37% Math proficiency	542
15	Discovery Elementary School Idaho Falls · Elementary · Grades PK–6	Public	19.0	66.2 Top 50%	62% Math proficiency	607
16	Dora Erickson Elementary School Idaho Falls · Elementary · Grades PK–6	Public	19.0	24.3 Lower 50%	28% Math proficiency	436
17	Ucon Elementary School Idaho Falls · Elementary · Grades PK–6	Public	19.4	58.7 Top 50%	55% Math proficiency	447
18	Sandcreek Middle School Idaho Falls · Middle · Grades 7–8	Public	19.7	59.7 Top 50%	44% Math proficiency	592
19	Fox Hollow Elementary School Idaho Falls · Elementary · Grades PK–6	Public	19.9	34.0 Lower 50%	39% Math proficiency	458
20	Linden Park Elementary School Idaho Falls · Elementary · Grades PK–6	Public	20.2	23.2 Lower 50%	30% Math proficiency	404
21	Hawthorne Elementary School Idaho Falls · Elementary · Grades PK–6	Public	20.2	20.0 Lower 50%	27% Math proficiency	383
22	Black Canyon Middle School Idaho Falls · Middle · Grades 7–8	Public	20.3	52.1 Top 50%	35.2% Free/reduced-price lunch	810
23	Idaho Falls Senior High School Idaho Falls · High · Grades 9–12	Public	20.6	48.3 Lower 50%	30% Math proficiency	1,298
24	Skyline Senior High School Idaho Falls · High · Grades 9–12	Public	20.6	39.6 Lower 50%	25% Math proficiency	1,336
25	Temple View Elementary School Idaho Falls · Elementary · Grades PK–6	Public	21.2	39.0 Lower 50%	33% Math proficiency	275
26	Ethel Boyes Elementary School Idaho Falls · Elementary · Grades PK–6	Public	21.5	35.0 Lower 50%	38% Math proficiency	516
27	Bonneville High School Idaho Falls · High · Grades 9–12	Public	21.8	50.6 Top 50%	30% Math proficiency	1,176
28	Thunder Ridge High School Idaho Falls · High · Grades 9–12	Public	22.0	49.7 Top 50%	28% Math proficiency	1,693
29	Edgemont Gardens Elementary School Idaho Falls · Elementary · Grades PK–6	Public	22.4	42.6 Lower 50%	36% Math proficiency	560
30	Alturas International Academy Idaho Falls · Elementary · Grades K–5	Charter	22.9	58.0 Top 50%	48% Math proficiency	572
31	Westside Elementary School Idaho Falls · Elementary · Grades PK–6	Public	23.0	67.7 Top 50%	66% Math proficiency	483
32	Sunnyside Elementary School Idaho Falls · Elementary · Grades PK–6	Public	23.7	66.9 Top 50%	58% Math proficiency	568
33	Longfellow Elementary School Idaho Falls · Elementary · Grades PK–6	Public	24.0	52.9 Top 50%	47% Math proficiency	577
34	Praxium Mastery Academy Idaho Falls · High · Grades 6–12	Public	27.2	66.5 Top 25%	22.1% Free/reduced-price lunch	136
35	Bonneville Online Elementary Idaho Falls · Elementary · Grades PK–8	Public	46.9	35.7 Lower 50%	32% Math proficiency	375

Bonneville Online School in Idaho Falls leads the 2025 list of lowest student–teacher ratio in Idaho Falls with Students per teacher 15.3. Of the 35 schools shown, 33 are public, 2 are charter.

For the full picture see the wider Idaho lowest student–teacher ratio rankings, every school on the Idaho Falls page, or the comparison tool to put a shortlist side by side.

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Frequently asked questions

What is the best ratio school in Idaho Falls?

Bonneville Online School in Idaho Falls, Idaho ranks first among lowest student–teacher ratio in Idaho Falls with Students per teacher 15.3 (Enrollment: 290).

How are lowest student–teacher ratio in Idaho Falls ranked?

Schools with the fewest students per FTE teacher, among schools with at least 100 students. Only schools eligible for the Success Index (US) are included; the index is shown alongside for context.

Are these 2025 rankings official?

No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.