Total enrollment
7,945
+1,550 (+24%) vs SY 2020-21
9 schools in Lammersville Joint Unified
California · 7,945 students · 2 cities
Lammersville Joint Unified is a public-school district inside California, running 9 K-12 schools with combined enrollment of roughly 7,945 students, broken out as 8 elementary and 1 high.
4-year change in Lammersville Joint Unified
SY 2020-21 vs SY 2024-25School count
9
+1 (+13%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How Lammersville Joint Unified ranks
Among districts| Measure | This district | In California | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 72.5% | #37 of 534 | N/A |
| Enrollment ranked largest first | 7,945 | #190 of 587 | #1,181 of 9,234 |
| Number of schools ranked most first | 9 | #260 of 587 | N/A |
| Students per teacher ranked fewest first | 23.7:1 | #527 of 587 | #8,926 of 9,044 |
| Free or reduced-price lunch share ranked highest first | 10.8% | #560 of 587 | #7,922 of 8,164 |
| Diversity index ranked most diverse first | 55.7% | #255 of 530 | #2,240 of 6,853 |
Districts need at least 2 schools and 500 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.
Inside Lammersville Joint Unified
State test results across the district's 9 scored schools run from Julius Cordes Elementary at 85.9% proficient to Lammersville Elementary at 43.1%, a gap of 42.8 points. That is the 109th widest gap among 458 California districts with four or more scored schools.
Since 2017-18, the 6 district schools that reported both years went from 4,907 to 5,526 students (up 13%) and from 216 to 236 full-time teachers (up 9%), as of 2024-25.
Proficient is the average share of students meeting the state standard across each school's state tests in 2023-24 and 2024-25; schools with fewer than 100 students and schools serving specialized populations are left out. Staffing figures come from the NCES Common Core of Data and count only schools that reported students and teachers in both years.
| Name | City | Level | Grades | Enrollment |
|---|---|---|---|---|
| Mountain House High | Mountain House | High | 09-12 | 2,428 |
| Hansen Elementary | Mountain House | Elementary | KG-08 | 930 |
| Julius Cordes Elementary | Mountain House | Elementary | KG-08 | 877 |
| Sebastian Questa Elementary | Mountain House | Elementary | KG-08 | 822 |
| Bethany Elementary | Mountain House | Elementary | KG-08 | 768 |
| Wicklund Elementary | Mountain House | Elementary | KG-08 | 689 |
| Altamont Elementary | Mountain House | Elementary | KG-08 | 616 |
| Evelyn Costa Elementary | Mountain House | Elementary | KG-08 | 612 |
| Lammersville Elementary | Tracy | Elementary | KG-08 | 203 |
About Lammersville Joint Unified
Lammersville Joint Unified is a rural-scale California school district running 9 schools with combined enrollment near 7,945.
In terms of grade levels, Lammersville Joint Unified spans 8 elementary and 1 high school.
On a per-school basis, Lammersville Joint Unified runs about 883 students per school, 53% above the state mean of roughly 578.
Trend over the past 4 years. Across the same 4-year window, public-school enrollment climbed 24%: 6,395 students in SY 2020-21 versus 7,945 in SY 2024-25. The school count climbed from 8 to 9 across the same 4-year window.
On allk12, the community for Lammersville Joint Unified discusses sports rivalries, cross-district programs, and shared facilities. Members of the local community share what they see day-to-day.