Delta Elementary Charter vs Stone Lake Elementary
A head-to-head comparison of two elementary schools in California, United States, 5.9 km apart, using official American 2025 data. The better value in each row is highlighted.
Delta Elementary Charter
Clarksburg · Charter elementary · Grades K–6
325 students
Stone Lake Elementary
Elk Grove · Public elementary · Grades K–6
690 students
| Measure | Delta Elementary Charter Clarksburg, California | Stone Lake Elementary Elk Grove, California |
|---|---|---|
| Success Index (US) | 61 Top 50% | 69 Top 25% |
| State rank | #1317 of 5,693 | #869 of 5,693 |
| National rank | #17577 of 50,301 | #11901 of 50,301 |
| Sector | Charter | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–6 | Grades K–6 |
| Students | 325 | 690 |
| Enrollment | 325 | 690 |
| Free/reduced-price lunch | 25.8% | 38.3% |
| Students per teacher | 18.1 | 23.8 |
| Reading proficiency | 58% | 74% |
| Math proficiency | 50% | 66% |
| city | Clarksburg | Elk Grove |
| state | California | California |
| Website | – | – |
The verdict
- •Stone Lake Elementary scores higher on the Success Index (US) (69.2 vs 60.9).
- •Stone Lake Elementary does better on math proficiency (66% vs 50%).
- •Stone Lake Elementary does better on reading proficiency (74% vs 58%).
- •Delta Elementary Charter does better on community advantage (fewer free/reduced-price lunch) (25.8% vs 38.3%).
- •Delta Elementary Charter does better on students per teacher (18.1 vs 23.8).
- •Stone Lake Elementary is the larger school with 690 students compared with 325.
- •Delta Elementary Charter is a charter school while Stone Lake Elementary is a public school, so fees and admission rules differ.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Delta Elementary Charter better than Stone Lake Elementary?
On the Success Index (US), Stone Lake Elementary ranks higher (69.2 vs 60.9 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Delta Elementary Charter and Stone Lake Elementary?
About 5.9 km in a straight line, between Clarksburg and Elk Grove in California.
Which has the better Enrollment?
Delta Elementary Charter: 325. Stone Lake Elementary: 690. Students enrolled in the latest NCES directory year.
How do Delta Elementary Charter and Stone Lake Elementary rank in California?
Delta Elementary Charter is 1317th of 5,693 and Stone Lake Elementary is 869th of 5,693 among elementary schools in California on the 2025 Success Index (US).