| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Meridian Joint School District 2 | Eagle | 10/10 Excellent · 90th pct | 39,496 | 61 | PK–12 | 6 |
| Boise City Independent School District 1 | Boise | 8/10 Good · 76th pct | 22,809 | 51 | PK–12 | 10 |
| Kuna Joint School District 3 | Kuna | 3/10 Below Average · 27th pct | 5,825 | 11 | PK–12 | 1 |
How Ada County compares
Together they enroll 68,130 students across 123 schools. The largest is Meridian Joint School District 2 with 39,496 students. Districts here average 7.0/10, above the Idaho average of 5.6/10. Ratings range from 3/10 to 10/10.
School Districts in Ada County, Idaho
Ada County has 3 public school districts covering 17 zip codes. The top-rated district in Ada County is Meridian Joint School District 2 (10/10). Ratings are based on the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts), ranked against all districts in Idaho. 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 Ada County, ID?
3 school districts serve zip codes in Ada County, ID. 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 Ada County, ID?
Of the districts serving Ada County, Meridian Joint School District 2 has the highest rating on this site at 10/10. That places it in the 90th percentile among Idaho school districts.
How are these school district ratings calculated?
Each rating is the share of students scoring proficient or above on Idaho reading and math assessments, ranked against other districts in Idaho and converted to a 1–10 scale. Percentiles compare districts within Idaho only, never across state lines.