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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
Enrollment
282
Combined
DISTRICT 361 · STATE 602
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
Grade 9
47
Grade 10
37
Grade 11
96
Grade 12
102
Student demographics
White
7426%
DISTRICT 29% · STATE 20%
Hispanic
14351%
DISTRICT 53% · STATE 56%
Black
166%
DISTRICT 5% · STATE 5%
Asian
2710%
DISTRICT 5% · STATE 12%
Two+
197%
DISTRICT 7% · STATE 6%
Native American
10%
DISTRICT 0% · STATE 0%
Pacific Islander
21%
DISTRICT 1% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
13146%
Female
15154%

Discussions

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Test scores

CAASPP 2023-24 . % met or exceeded standard
English Language Arts
31.3%
CA avg 47.1% . -3.0pp since 2017
Math
16.2%
CA avg 35.6% . -2.4pp since 2017
Source: CAASPP. All students, all grades. See all years and grades →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
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

About Delta Charter Online

Delta Charter Online, a modestly sized K-12 campus in Tracy, California, one of the schools within New Jerusalem Elementary, works with 282 students, covering grades K through 12. Compared to the state average of about 602 students per school, that is 53% smaller than typical.

New Jerusalem Elementary comprises 6 schools with combined enrollment of 1,680 students; Delta Charter Online is among them.

Looking at the student body, Delta Charter Online records that the most-represented group is Hispanic (51%), with the rest of the student body spread across multiple groups. Beyond that, the school lists 26% White, 10% Asian, 7% multiracial, 6% Black. By comparison, San Joaquin County as a whole is about 43% Hispanic, so the school skews considerably more Hispanic than its surroundings.

In terms of school funding signals, The school employs 12 full-time-equivalent teachers, for a student-teacher ratio near 23.0:1. That figure is higher than the state norm's 18.6:1 average. Roughly 57% of students at Delta Charter Online qualify for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. By comparison, San Joaquin County runs at roughly 66%, so the school's eligibility rate is somewhat below the surrounding baseline.

Around the school, community-level numbers for San Joaquin County indicate median household income runs about $92,179, 23% of adults hold a bachelor's degree or higher, and the poverty rate sits near 10%. Across San Joaquin County's 251 public schools (combined enrollment of about 153,026 students), Delta Charter Online is one campus in the mix.

Nearest neighbor: Delta Home Charter, around 0.0 miles off. 8 of the 8 nearest public schools sit inside a five-mile radius.

Delta Charter Online operates from a rural location. As a public charter, Delta Charter Online runs on public funding but with greater curricular and operational autonomy than a typical district school. Delta Charter Online delivers learning online rather than in a traditional classroom setting.

Looking at the recent track record. Over the past 7-year window, the student count grew 143%: 116 students in 2018 compared to 282 in 2025. Hispanic enrollment moved from 27% to 51% across the same window. Class-load math has tightened: from 25.8:1 in 2018 to 23.0:1 in 2025.

In the discussion threads here, the feed for Delta Charter Online typically covers fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.

San Joaquin County at a glance

View full county profile
Population
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

School name
Delta Charter Online
District
New Jerusalem Elementary
Address
31400 South Koster Rd., Tracy, CA 95304
Phone
(209) 830-6363
County
San Joaquin County
Level
Combined
Grade range
KG–12
Total enrollment
282
Teachers (FTE)
12
Student–teacher ratio
23.0:1
Free/Reduced lunch
162 (57%)
Locale
41-Rural: Fringe
NCES ID
062703014183
Charter school
Yes
Virtual school
Yes

Related schools

Other schools in New Jerusalem Elementary
Other schools in Tracy
Nearby schools

Frequently asked questions

About Delta Charter Online
How 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.
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