Rialto Unified School District

182 East Walnut Ave.
Rialto, CA 92376-3530
(District boundaries shown in map)
3/
10
Bottom 50%

Top Rankings

Rialto Unified School District ranks among the top 20% of public school district in California for:

Category
Attribute
Graduation Rate
Highest graduation rate (Top 20%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2026 school year, there are 24 public elementary schools serving 16,138 students in Rialto Unified School District. This district's average elementary testing ranking is 3/10, which is in the bottom 50% of public elementary schools in California.
Public Elementary Schools in Rialto Unified School District have an average math proficiency score of 19% (versus the California public elementary school average of 36%), and reading proficiency score of 31% (versus the 46% statewide average).
Minority enrollment is 98% of the student body (majority Hispanic), which is more than the California public elementary school average of 80% (majority Hispanic).

Overview

This School District
This State (CA)
# Schools
30 Schools
7,677 Schools
# Students
23,067 Students
3,817,118 Students
# Teachers
997 Teachers
173,969 Teachers
Student-Teacher Ratio
23:1
23:1

Student By Grade

District Rank

Rialto Unified School District, which is ranked #1492 of all 1,904 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 92% has increased from 89% over five school years.
This School District
State Average (CA)
#1422 out of 1932 school districts
(Bottom 50%)
18%
34%
32%
47%
15%
29%
92%
87%

Students by Ethnicity:

0.24
0.64
% American Indian
n/a
n/a
% Asian
1%
12%
% Hispanic
87%
56%
% Black
8%
5%
% White
3%
20%
% Hawaiian
n/a
n/a
% Two or more races
1%
7%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $19,598 in this school district is less than the state median of $20,100. The school district revenue/student has grown by 30% over four school years.
The school district's spending/student of $16,412 is less than the state median of $18,511. The school district spending/student has grown by 13% over four school years.
This School District
This State (CA)
Total Revenue
$452 MM
$116,387 MM
Spending
$379 MM
$107,188 MM
Revenue / Student
$19,598
$20,100
Spending / Student
$16,412
$18,511

Best Rialto Unified School District Public Elementary Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Samuel W. Simpson Elementary School
(Math: 41% | Reading: 44%)
Rank:
7/
10
Top 50%
1050 South Lilac Ave.
Rialto, CA 92376
(909) 820-7954
Gr: K-5 | 638 students Student-teacher ratio: 25:1 Minority enrollment: 96%
Rank: #22.
W.j.c. Trapp Elementary School
(Math: 39% | Reading: 45%)
Rank:
7/
10
Top 50%
2750 North Riverside Ave.
Rialto, CA 92377
(909) 820-7911
Gr: K-5 | 537 students Student-teacher ratio: 24:1 Minority enrollment: 95%
Rank: #33.
Nancy R. Kordyak Elementary School
(Math: 36% | Reading: 39%)
Rank:
6/
10
Top 50%
4580 Mango Ave.
Fontana, CA 92336
(909) 421-4203
Gr: K-5 | 718 students Student-teacher ratio: 22:1 Minority enrollment: 91%
Rank: #44.
Georgia F. Morris Elementary School
(Math: 27% | Reading: 35%)
Rank:
5/
10
Bottom 50%
1900 West Randall Ave.
Colton, CA 92324
(909) 820-6864
Gr: K-5 | 604 students Student-teacher ratio: 25:1 Minority enrollment: 99%
Rank: #55.
Dr. Ernest Garcia Elementary School
(Math: 29% | Reading: 32%)
Rank:
5/
10
Bottom 50%
1390 West Randall Ave.
Colton, CA 92324
(909) 421-7620
Gr: K-5 | 608 students Student-teacher ratio: 25:1 Minority enrollment: 98%
Rank: #66.
A. H. Morgan Elementary School
(Math: 28% | Reading: 31%)
Rank:
4/
10
Bottom 50%
1571 North Sycamore Ave.
Rialto, CA 92376
(909) 820-7882
Gr: K-5 | 487 students Student-teacher ratio: 23:1 Minority enrollment: 99%
Rank: #77.
Ben F. Kolb Middle School
(Math: 18% | Reading: 42%)
Rank:
4/
10
Bottom 50%
2351 North Spruce St.
Rialto, CA 92377
(909) 820-7849
Gr: 6-8 | 917 students Student-teacher ratio: 25:1 Minority enrollment: 97%
Rank: #88.
Helen L. Dollahan Elementary School
(Math: 23% | Reading: 32%)
Rank:
4/
10
Bottom 50%
1060 West Etiwanda Ave.
Rialto, CA 92376
(909) 820-7943
Gr: K-5 | 608 students Student-teacher ratio: 23:1 Minority enrollment: 97%
Rank: #99.
Sam V. Curtis Elementary School
(Math: 21% | Reading: 35%)
Rank:
4/
10
Bottom 50%
451 South Lilac Ave.
Rialto, CA 92376
(909) 421-7366
Gr: K-5 | 702 students Student-teacher ratio: 24:1 Minority enrollment: 98%
Rank: #1010.
Lida M. Henry Elementary School
(Math: 20-24% | Reading: 32%)
Rank:
4/
10
Bottom 50%
470 East Etiwanda Ave.
Rialto, CA 92376
(909) 820-7909
Gr: K-5 | 391 students Student-teacher ratio: 23:1 Minority enrollment: 99%
Rank: #1111.
Elizabeth T. Hughbanks Elementary School
(Math: 20% | Reading: 34%)
Rank:
4/
10
Bottom 50%
2241 North Apple Ave.
Rialto, CA 92377
(909) 820-7970
Gr: K-5 | 436 students Student-teacher ratio: 23:1 Minority enrollment: 97%
Rank: #1212.
Winn A. Myers Elementary School
(Math: 18% | Reading: 36%)
Rank:
4/
10
Bottom 50%
975 North Meridian Ave.
Rialto, CA 92376
(909) 820-7921
Gr: K-5 | 461 students Student-teacher ratio: 23:1 Minority enrollment: 99%
Rank: #1313.
Dr. Edward Fitzgerald Elementary School
(Math: 20-24% | Reading: 29%)
Rank:
4/
10
Bottom 50%
2568 West Terra Vista Dr.
Rialto, CA 92377
(909) 854-3800
Gr: K-5 | 414 students Student-teacher ratio: 24:1 Minority enrollment: 95%
Rank: #1414.
William G. Jehue Middle School
(Math: 17% | Reading: 31%)
Rank:
3/
10
Bottom 50%
1500 North Eucalyptus Ave.
Colton, CA 92324
(909) 421-7377
Gr: 6-8 | 1,444 students Student-teacher ratio: 25:1 Minority enrollment: 98%
Rank: #1515.
Ethel Kucera Middle School
(Math: 15% | Reading: 32%)
Rank:
3/
10
Bottom 50%
2140 West Buena Vista Dr.
Rialto, CA 92377
(909) 574-7044
Gr: 6-8 | 978 students Student-teacher ratio: 25:1 Minority enrollment: 96%
Rank: #1616.
Rialto Middle School
(Math: 14% | Reading: 33%)
Rank:
3/
10
Bottom 50%
1262 West Rialto Ave.
Rialto, CA 92376
(909) 879-7308
Gr: 6-8 | 1,017 students Student-teacher ratio: 22:1 Minority enrollment: 99%
Rank: #1717.
Lena M. Preston Elementary School
(Math: 19% | Reading: 23%)
Rank:
2/
10
Bottom 50%
1750 North Willow Ave.
Rialto, CA 92376
(909) 820-7932
Gr: K-5 | 471 students Student-teacher ratio: 24:1 Minority enrollment: 99%
Rank: #1818.
Levi Bemis Elementary School
(Math: 20% | Reading: 20%)
Rank:
2/
10
Bottom 50%
774 East Etiwanda Ave.
Rialto, CA 92376
(909) 820-7916
Gr: K-5 | 566 students Student-teacher ratio: 23:1 Minority enrollment: 97%
Rank: #1919.
J.p. Kelley Elementary School
(Math: 17% | Reading: 22%)
Rank:
2/
10
Bottom 50%
380 South Meridian Ave.
Rialto, CA 92376
(909) 820-7923
Gr: K-5 | 661 students Student-teacher ratio: 24:1 Minority enrollment: 99%
Rank: #2020.
Merle S. Casey Elementary School
(Math: 17% | Reading: 19%)
Rank:
2/
10
Bottom 50%
219 North Eucalyptus Ave.
Rialto, CA 92376
(909) 820-7904
Gr: K-5 | 563 students Student-teacher ratio: 23:1 Minority enrollment: 98%
Rank: #2121.
J. Calvin Boyd Elementary School
(Math: 9% | Reading: 25%)
Rank:
1/
10
Bottom 50%
310 East Merrill St.
Rialto, CA 92376
(909) 820-7929
Gr: K-5 | 569 students Student-teacher ratio: 25:1 Minority enrollment: 98%
Rank: #2222.
George H. Dunn Elementary School
(Math: 15% | Reading: 15%)
Rank:
1/
10
Bottom 50%
830 North Lilac Ave.
Rialto, CA 92376
(909) 820-7873
Gr: K-5 | 609 students Student-teacher ratio: 23:1 Minority enrollment: 99%
Rank: #2323.
Warren F. Frisbie Middle School
(Math: 9% | Reading: 24%)
Rank:
1/
10
Bottom 50%
1442 North Eucalyptus Ave.
Rialto, CA 92376
(909) 820-7887
Gr: 6-8 | 1,000 students Student-teacher ratio: 25:1 Minority enrollment: 99%
Rank: #2424.
Charlotte N. Werner Elementary School
(Math: 10% | Reading: 19%)
Rank:
1/
10
Bottom 50%
1050 West Rialto Ave.
Rialto, CA 92376
(909) 820-6830
Gr: K-5 | 739 students Student-teacher ratio: 24:1 Minority enrollment: 99%

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Quick Facts (2026)

  • District size: 30 schools
  • Grades: K-12
  • Enrollment: 23,067 students
  • Student-Teacher Ratio: 23:1
  • Minority Enrollment: 98%
  • : 92% (Top 20% in CA)
  • : Bottom 50%
  • : 18% (Btm 50%)
  • : 32% (Btm 50%)
  • : 15% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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