📊 What this ranking measures
Rankings are based on academic achievement — the share of students scoring proficient or above on state reading and math assessments (SBAC 2024–25), ranked against other districts in the same state — not on spending, district size, or staffing. See full methodology →
All 15 Rated Districts in Snohomish County, WA
Sorted by rating, then state percentile
| County Rank | District | District Office | Rating | State Percentile |
|---|---|---|---|---|
| #1 | Northshore School District | Bothell | 10/10 Excellent | 97th |
| #2 | Everett School District | Everett | 10/10 Excellent | 90th |
| #3 | Lake Stevens School District | Lake Stevens | 9/10 Excellent | 87th |
| #4 | Snohomish School District | Snohomish | 9/10 Excellent | 85th |
| #5 | Edmonds School District | Lynnwood | 8/10 Good | 75th |
| #6 | Monroe School District | Monroe | 8/10 Good | 72nd |
| #7 | Stanwood-Camano School District | Stanwood | 7/10 Good | 65th |
| #8 | Sultan School District | Sultan | 7/10 Good | 63rd |
| #9 | Mukilteo School District | Everett | 6/10 Average | 59th |
| #10 | Arlington School District | Arlington | 6/10 Average | 56th |
| #11 | Granite Falls School District | Granite Falls | 3/10 Below Average | 27th |
| #12 | Lakewood School District | North Lakewood | 3/10 Below Average | 23rd |
| #13 | Marysville School District | Marysville | 3/10 Below Average | 23rd |
| #14 | Index School District | Index | 2/10 Poor | 16th |
| #15 | Darrington School District | Darrington | 2/10 Poor | 15th |
Best School Districts in Snohomish County, Washington (2026)
This page lists the 15 public school districts headquartered in Snohomish County, Washington that have a SchoolDistrictFinder rating, scored using SBAC 2024–25 state assessment data. The county rank is simply their order here; the state percentile compares each district with every rated district in Washington, which is how the 1–10 rating is set. Ratings are not comparable with districts in other states.
Districts are placed in the county of their NCES directory listing. A district's boundaries can cross county lines, and a home in Snohomish County may be served by a district headquartered next door — search your address or zip code to confirm.
Frequently Asked Questions
What is the best-rated school district in Snohomish County, Washington? ▼
Among the 15 rated districts in Snohomish County, Washington, the highest-rated is Northshore School District (Bothell), rated 10/10 (Excellent) and in the 97th percentile of Washington districts on SBAC 2024–25 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 (SBAC 2024–25), percentile-ranked against all rated districts in Washington and converted to a 1–10 scale. Full methodology here.