Lowest Student–Teacher Ratio in Gilbert Unified District (4239) (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; 38 schools in Gilbert Unified District (4239), Arizona. Rank positions shown on each profile are within United States and Arizona.

1
78
Pioneer Elementary SchoolGilbert · Public ElementaryStudents per teacher: 10.0
2
49
Harris Elementary SchoolMesa · Public ElementaryStudents per teacher: 10.9
3
62
Burk Elementary SchoolGilbert · Public ElementaryStudents per teacher: 11.6
4
76
Sonoma Ranch Elementary SchoolGilbert · Public ElementaryStudents per teacher: 11.9
5
48
Oak Tree ElementaryGilbert · Public ElementaryStudents per teacher: 12.0
6
67
Playa del Rey Elementary SchoolGilbert · Public ElementaryStudents per teacher: 12.3
7
47
Boulder Creek ElementaryMesa · Public ElementaryStudents per teacher: 12.8
8
71
Spectrum ElementaryGilbert · Public ElementaryStudents per teacher: 13.1
9
76
Quartz Hill ElementaryGilbert · Public ElementaryStudents per teacher: 13.4
10
38
Gilbert Elementary SchoolGilbert · Public ElementaryStudents per teacher: 13.7
11
79
Carol Rae Ranch ElementaryGilbert · Public ElementaryStudents per teacher: 14.0
12
62
Islands Elementary SchoolGilbert · Public ElementaryStudents per teacher: 14.1
13
75
Ashland ElementaryGilbert · Public ElementaryStudents per teacher: 14.5
14
65
Val Vista Lakes Elementary SchoolGilbert · Public ElementaryStudents per teacher: 14.5
15
62
Augusta Ranch ElementaryMesa · Public ElementaryStudents per teacher: 14.5
16
65
Settlers Point ElementaryGilbert · Public ElementaryStudents per teacher: 14.6
17
73
Patterson Elementary SchoolGilbert · Public ElementaryStudents per teacher: 14.8
18
64
Superstition Springs ElementaryMesa · Public ElementaryStudents per teacher: 14.9
19
50
Canyon Valley High SchoolGilbert · Public HighStudents per teacher: 14.9
20
77
Highland Park ElementaryGilbert · Public ElementaryStudents per teacher: 15.4
21
32
Mesquite Jr High SchoolGilbert · Public MiddleStudents per teacher: 15.4
22
62
MeridianMesa · Public ElementaryStudents per teacher: 15.5
23
62
Finley Farms ElementaryGilbert · Public ElementaryStudents per teacher: 15.9
24
67
Mesquite Elementary SchoolGilbert · Public ElementaryStudents per teacher: 16.2
25
85
Neely Traditional AcademyGilbert · Public ElementaryStudents per teacher: 16.4
26
66
Towne Meadows Elementary SchoolGilbert · Public ElementaryStudents per teacher: 16.6
27
69
Canyon Rim ElementaryMesa · Public ElementaryStudents per teacher: 16.8
28
51
Mesquite High SchoolGilbert · Public HighStudents per teacher: 17.8
29
76
Greenfield Elementary SchoolGilbert · Public ElementaryStudents per teacher: 18.4
30
79
Gilbert Classical Academy 7-12Gilbert · Public HighStudents per teacher: 18.5
31
56
Highland Jr High SchoolMesa · Public MiddleStudents per teacher: 18.5
32
53
Gilbert High SchoolGilbert · Public HighStudents per teacher: 19.5
33
42
Desert Ridge Jr. HighMesa · Public MiddleStudents per teacher: 19.7
34
48
Desert Ridge HighMesa · Public HighStudents per teacher: 19.8
35
69
Campo Verde High SchoolGilbert · Public HighStudents per teacher: 20.3
36
56
Greenfield Junior High SchoolGilbert · Public MiddleStudents per teacher: 20.7
37
58
South Valley Jr. HighGilbert · Public MiddleStudents per teacher: 20.8
38
67
Highland High SchoolGilbert · Public HighStudents per teacher: 21.7

#	School	Sector	Students per teacher	Success Index (US)	Key result	Students
1	Pioneer Elementary School Gilbert · Elementary · Grades PK–8	Public	10.0	78.3 Top 25%	62% Math proficiency	310
2	Harris Elementary School Mesa · Elementary · Grades PK–6	Public	10.9	48.5 Lower 50%	39% Math proficiency	383
3	Burk Elementary School Gilbert · Elementary · Grades PK–6	Public	11.6	62.1 Top 50%	53% Math proficiency	440
4	Sonoma Ranch Elementary School Gilbert · Elementary · Grades PK–6	Public	11.9	75.9 Top 25%	62% Math proficiency	466
5	Oak Tree Elementary Gilbert · Elementary · Grades PK–6	Public	12.0	48.2 Lower 50%	43% Math proficiency	384
6	Playa del Rey Elementary School Gilbert · Elementary · Grades PK–6	Public	12.3	66.6 Top 50%	53% Math proficiency	431
7	Boulder Creek Elementary Mesa · Elementary · Grades PK–6	Public	12.8	47.2 Lower 50%	38% Math proficiency	461
8	Spectrum Elementary Gilbert · Elementary · Grades PK–6	Public	13.1	71.1 Top 25%	60% Math proficiency	578
9	Quartz Hill Elementary Gilbert · Elementary · Grades PK–6	Public	13.4	75.7 Top 25%	66% Math proficiency	469
10	Gilbert Elementary School Gilbert · Elementary · Grades PK–6	Public	13.7	38.4 Lower 50%	37% Math proficiency	563
11	Carol Rae Ranch Elementary Gilbert · Elementary · Grades PK–6	Public	14.0	79.0 Top 25%	70% Math proficiency	561
12	Islands Elementary School Gilbert · Elementary · Grades PK–6	Public	14.1	62.0 Top 50%	54% Math proficiency	451
13	Ashland Elementary Gilbert · Elementary · Grades PK–6	Public	14.5	75.3 Top 25%	67% Math proficiency	741
14	Val Vista Lakes Elementary School Gilbert · Elementary · Grades PK–6	Public	14.5	64.7 Top 50%	55% Math proficiency	506
15	Augusta Ranch Elementary Mesa · Elementary · Grades PK–6	Public	14.5	61.7 Top 50%	49% Math proficiency	855
16	Settlers Point Elementary Gilbert · Elementary · Grades PK–6	Public	14.6	65.1 Top 50%	58% Math proficiency	524
17	Patterson Elementary School Gilbert · Elementary · Grades PK–6	Public	14.8	72.9 Top 25%	68% Math proficiency	518
18	Superstition Springs Elementary Mesa · Elementary · Grades PK–6	Public	14.9	64.0 Top 50%	58% Math proficiency	731
19	Canyon Valley High School Gilbert · High · Grades 7–12	Public	14.9	50.4 Top 50%	–	283
20	Highland Park Elementary Gilbert · Elementary · Grades PK–6	Public	15.4	77.4 Top 25%	74% Math proficiency	787
21	Mesquite Jr High School Gilbert · Middle · Grades 6–8	Public	15.4	32.0 Lower 50%	38% Math proficiency	648
22	Meridian Mesa · Elementary · Grades PK–6	Public	15.5	62.4 Top 50%	55% Math proficiency	850
23	Finley Farms Elementary Gilbert · Elementary · Grades PK–6	Public	15.9	62.4 Top 50%	55% Math proficiency	588
24	Mesquite Elementary School Gilbert · Elementary · Grades PK–8	Public	16.2	66.5 Top 50%	62% Math proficiency	584
25	Neely Traditional Academy Gilbert · Elementary · Grades PK–6	Public	16.4	84.7 Top 10%	87% Math proficiency	805
26	Towne Meadows Elementary School Gilbert · Elementary · Grades PK–6	Public	16.6	65.5 Top 50%	58% Math proficiency	647
27	Canyon Rim Elementary Mesa · Elementary · Grades PK–6	Public	16.8	69.0 Top 25%	67% Math proficiency	905
28	Mesquite High School Gilbert · High · Grades 8–12	Public	17.8	51.2 Top 50%	52% Math proficiency	1,303
29	Greenfield Elementary School Gilbert · Elementary · Grades PK–6	Public	18.4	75.5 Top 25%	77% Math proficiency	919
30	Gilbert Classical Academy 7-12 Gilbert · High · Grades 7–12	Public	18.5	79.1 Top 10%	88% Math proficiency	572
31	Highland Jr High School Mesa · Middle · Grades 6–8	Public	18.5	55.7 Top 50%	52% Math proficiency	961
32	Gilbert High School Gilbert · High · Grades 7–12	Public	19.5	52.7 Top 50%	54% Math proficiency	2,418
33	Desert Ridge Jr. High Mesa · Middle · Grades 7–8	Public	19.7	42.4 Lower 50%	38% Math proficiency	925
34	Desert Ridge High Mesa · High · Grades 8–12	Public	19.8	47.6 Lower 50%	51% Math proficiency	2,103
35	Campo Verde High School Gilbert · High · Grades 8–12	Public	20.3	69.3 Top 25%	79% Math proficiency	1,863
36	Greenfield Junior High School Gilbert · Middle · Grades 6–8	Public	20.7	55.5 Top 50%	61% Math proficiency	1,160
37	South Valley Jr. High Gilbert · Middle · Grades 7–8	Public	20.8	57.6 Top 50%	59% Math proficiency	875
38	Highland High School Gilbert · High · Grades 8–12	Public	21.7	67.4 Top 25%	78% Math proficiency	2,992

Pioneer Elementary School in Gilbert leads the 2025 list of lowest student–teacher ratio in Gilbert Unified District (4239) with Students per teacher 10.0. Of the 38 schools shown, 38 are public.

For the full picture see the wider Arizona lowest student–teacher ratio rankings, every school on the Gilbert Unified District (4239) 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 Gilbert Unified District (4239)?

Pioneer Elementary School in Gilbert, Arizona ranks first among lowest student–teacher ratio in Gilbert Unified District (4239) with Students per teacher 10.0 (Enrollment: 310).

How are lowest student–teacher ratio in Gilbert Unified District (4239) 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.