| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Lammersville Joint Unified School District | Tracy | 10/10 Excellent · 94th pct | 7,520 | 8 | K–12 | 1 |
| Jefferson Elementary School District | Tracy | 9/10 Excellent · 84th pct | 2,623 | 4 | K–8 | 0 |
| Oak View Union Elementary School District | Acampo | 9/10 Excellent · 82nd pct | 379 | 1 | K–8 | 0 |
| Ripon Unified School District | Ripon | 9/10 Excellent · 81st pct | 3,302 | 7 | K–12 | 1 |
| Galt Joint Union High School District | Thornton | 6/10 Average · 59th pct | 2,066 | 3 | 9–12 | 1 |
| Escalon Unified School District | Stockton | 5/10 Average · 49th pct | 2,669 | 7 | K–12 | 3 |
| Lincoln Unified School District | Stockton | 5/10 Average · 46th pct | 8,826 | 14 | K–12 | 1 |
| Lodi Unified School District | Stockton | 5/10 Average · 42nd pct | 27,323 | 49 | K–12 | 11 |
| Linden Unified School District | Linden | 5/10 Average · 41st pct | 2,277 | 6 | K–12 | 1 |
| Tracy Unified School District | Tracy | 5/10 Average · 41st pct | 13,925 | 20 | K–12 | 3 |
| New Hope Elementary School District | Thornton | 4/10 Below Average · 38th pct | 177 | 1 | K–8 | 0 |
| Manteca Unified School District | French Camp | 4/10 Below Average · 33rd pct | 24,667 | 30 | K–12 | 4 |
| New Jerusalem Elementary School District | Tracy | 3/10 Below Average · 23rd pct | 1,651 | 6 | K–12 | 0 |
| Stockton Unified School District | Stockton | 2/10 Poor · 18th pct | 35,424 | 54 | K–12 | 6 |
| Banta Unified School District | Tracy | 1/10 Poor · 7th pct | 199 | 1 | K–12 | 0 |
How San Joaquin County compares
Together they enroll 133,028 students across 211 schools. The largest is Stockton Unified School District with 35,424 students. Districts here average 5.5/10, below the California average of 5.7/10. Ratings range from 1/10 to 10/10.
School Districts in San Joaquin County, California
San Joaquin County has 15 public school districts covering 32 zip codes. The top-rated district in San Joaquin County is Lammersville Joint Unified School District (10/10). Ratings are based on the share of students proficient in reading and math on state assessments (CAASPP 2023–24), ranked against all districts in California. Directory details come from NCES CCD 2024–25.
Enter your zip code on any page to confirm your exact district assignment — district boundaries are address-specific and may not follow county or city lines.
Frequently Asked Questions
How many school districts are in San Joaquin County, CA?
15 school districts serve zip codes in San Joaquin County, CA. This page lists each one with its rating, enrollment, grade span and the zip codes it covers.
What is the best-rated school district in San Joaquin County, CA?
Of the districts serving San Joaquin County, Lammersville Joint Unified School District has the highest rating on this site at 10/10. That places it in the 94th percentile among California school districts.
How are these school district ratings calculated?
Each rating is the share of students scoring proficient or above on California reading and math assessments, ranked against other districts in California and converted to a 1–10 scale. Percentiles compare districts within California only, never across state lines.