Enrollment
282
Combined
DISTRICT 361 · STATE 602
SCHOOL COMMUNITY·NEW JERUSALEM ELEMENTARY·NCES 062703014183
Delta Charter Online
31400 South Koster Rd., Tracy, CA 95304 · (209) 830-6363 · San Joaquin County
GRADES KG–12COMBINED41-RURALCHARTERVIRTUALTITLE IREGULAR SCHOOL282 STUDENTS
Student : Teacher
23.0:1
12 FTE teachers
DISTRICT 19.9:1 · STATE 18.6:1
Free / Reduced Lunch
57%
162 students
DISTRICT 56% · STATE 65%
Community
0
0 members
Enrollment and student:teacher ratio compared against other combined schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 47 | 17% |
| Grade 10 | 37 | 13% |
| Grade 11 | 96 | 34% |
| Grade 12 | 102 | 36% |
Student demographics
66%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 63% · STATE 62% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
CAASPP 2024-25 . % met or exceeded standardEnglish Language Arts
40.9%
CA avg 49.1% . +6.6pp since 2017
Math
24.6%
CA avg 37.7% . +6.0pp since 2017
What this means: On the CAASPP, California's statewide test, about 41 of every 100 students at this school read and write at grade level and about 25 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are up about 7 points since 2017, while math scores are up about 6 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 7.8% | 33.0% | 30.4% | 28.7% |
| Math | 12.3% | 12.3% | 21.1% | 54.4% |
Share of tested students at each CAASPP level. Each student counts in one level, so a row adds to about 100%.
CAASPP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 40.9% | 24.6% |
| 2023-24 | 31.3% | 16.2% |
| 2022-23 | 34.1% | 14.1% |
| 2021-22 | 37.8% | 9.9% |
| 2020-21 | 54.3% | 16.3% |
| 2018-19 | 41.9% | 4.7% |
| 2017-18 | 34.3% | 18.6% |
% met or exceeded standard, all students and all tested grades.
Source: CAASPP. All students, all grades. See all years and grades →
7-year change
SY 2017-18 vs SY 2024-25Enrollment
282
+166 (+143%) vs 2017
Student : Teacher
23.0:1
was 25.8:1
% White
26%
was 34%
% Hispanic
51%
was 27%
% Black
6%
was 1%
% Asian
10%
was 17%
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free or reduced lunch |
|---|---|---|---|---|
| 2024-25 | 282 | 12.2 | 23.0:1 | 57% (162) |
| 2023-24 | 228 | 8.4 | 27.3:1 | 54% (122) |
| 2022-23 | 232 | 8.9 | 25.9:1 | 50% (115) |
| 2017-18 | 116 | 4.5 | 25.8:1 | 38% (44) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Delta Charter Online.
About Delta Charter Online
Delta Charter Online is a school serving multiple grade levels with a street address in Tracy, California. The school offers kindergarten through 12 and enrolls 282 students. That puts enrollment 53% below the 602-student average for combined schools in California.
The 6 schools of New Jerusalem Elementary, including Delta Charter Online, enroll 1,680 students.
At Delta Charter Online, 51% of students are Hispanic. Other students are 26% White, 10% Asian, 7% multiracial, and 6% Black. That is higher than the 43% Hispanic share among all San Joaquin County residents. Measured by the diversity index, the student body scores 66%.
Delta Charter Online has 12.2 full-time-equivalent teachers on staff and a student-to-teacher ratio of 23.0:1. The gap from the 18.6:1 average for combined schools in California is 4.4 students per teacher. At Delta Charter Online, 57% of students qualify for free or reduced-price lunch in 2024-25. The 66% average for public schools in San Joaquin County is 9 points higher.
In the wider San Joaquin County area, the median household earns about $92,179 a year, a bachelor's degree or higher is held by about 23% of adults, and the share of residents below the poverty line is 10%. Delta Charter Online shares San Joaquin County with 250 other public schools.
Valley View Charter Prep is the nearest public school to Delta Charter Online, less than a tenth of a mile away. Counting only straight-line distance, at least 8 other public schools are within five miles.
The school's setting, by NCES definition, is Rural: Fringe: in rural territory close to an urban area. The school is a charter school, funded with public money and operated under a charter agreement. Delta Charter Online is listed as a virtual school by the National Center for Education Statistics.
Enrollment records show 116 in 2017-18 and 282 in 2024-25. Because schools sometimes add or drop grades, the two numbers may not be directly comparable. The percentage of Hispanic students rose from 27% to 51% between 2017-18 and 2024-25. Its ratio of students to teachers was 25.8:1 in 2017-18, and 23.0:1 in 2024-25.
This page is set up for the Delta Charter Online community to discuss special education services, counseling, and support programs. Current and former families are welcome to add their experience.
San Joaquin County at a glance
View full county profilePopulation
797,334
Census ACS
Median income
$92,179
Household, ACS
Bachelor's+
23%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
251
153,026 students
Quick facts
Related schools
Other schools in New Jerusalem Elementary
- Delta CharterCombined · 772 students
- Delta Home CharterCombined · 265 students
- New JerusalemElementary · 217 students
- Delta Keys CharterCombined · 125 students
- New Jerusalem ElementaryElementary · 19 students
Other schools in Tracy
- Merrill F. West HighHigh · 1,920 students
- Tracy HighHigh · 1,739 students
- John C. Kimball HighHigh · 1,587 students
- George Kelly ElementaryElementary · 929 students
- Corral Hollow ElementaryElementary · 806 students
- South/West Park ElementaryElementary · 806 students
Nearby schools
- Valley View Charter Prep0.0 mi · 655
- Delta Keys Charter0.0 mi · 125
- New Jerusalem Elementary0.0 mi · 19
- Delta Charter0.0 mi · 772
- Delta Home Charter0.0 mi · 265
- New Jerusalem0.0 mi · 217
Frequently asked questions
About Delta Charter OnlineHow large is Delta Charter Online?
Delta Charter Online enrolls approximately 282 students in grades KG-12.
What age range does Delta Charter Online serve?
Delta Charter Online serves students from grade KG through grade 12.
How many students per teacher at Delta Charter Online?
Approximately 23.0:1 students per teacher at Delta Charter Online.
How diverse is Delta Charter Online?
Delta Charter Online reports a student body of 26% White, 51% Hispanic, 6% Black, 10% Asian, 7% Two or more.
Is Delta Charter Online public or private?
Delta Charter Online is a public K-12 school operated as a charter, overseen by New Jerusalem Elementary.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.