📊 What this ranking measures
Rankings are based on academic achievement — the share of students scoring proficient or above on state reading and math assessments (CAASPP 2023–24), ranked against other districts in the same state — not on spending, district size, or staffing. See full methodology →
5 Rated Districts in the Napa, CA Metro Area
CAASPP 2023–24 · percentile among California districts
| Metro Rank | District | District Office | Rating | State Percentile |
|---|---|---|---|---|
| #1 | St. Helena Unified School District | St. Helena | 8/10 Good | 77th |
| #2 | Calistoga Joint Unified School District | Calistoga | 6/10 Average | 52nd |
| #3 | Napa Valley Unified School District | Napa | 5/10 Average | 46th |
| #4 | Howell Mountain Elementary School District | Angwin | 5/10 Average | 40th |
| #5 | Pope Valley Union Elementary School District | Pope Valley | 2/10 Poor | 13th |
Best School Districts in the Napa, CA Metro Area (2026)
Counties are assigned to metropolitan areas using the U.S. Census Bureau's 2023 delineation, and each district is placed in the county of its NCES directory listing. Ratings come from CAASPP 2023–24 (California) and are percentile-ranked within the district's own state. Always confirm your assignment by address.
Frequently Asked Questions
What is the best-rated school district in the Napa, CA metro area? ▼
Among the 5 rated districts in the Napa, CA metro area, the highest-rated is St. Helena Unified School District (St. Helena), rated 8/10 (Good) and in the 77th percentile of California districts on CAASPP 2023–24 reading and math proficiency.
How are these rankings calculated? ▼
Each district's rating comes from the share of its students scoring proficient or above on state reading and math assessments, percentile-ranked against all rated districts in its state and converted to a 1–10 scale. Full methodology here.