Best Middle Schools in Zip Code 98277

ZIP code 98277 has two middle schools in Oak Harbor, serving grades 5–8 through two campuses in the Oak Harbor School District: Oak Harbor Intermediate School serves grades 5–6, while North Whidbey Middle School serves grades 7–8. Together, they enroll 1,472 students and are part of a district ranked in the 79th percentile statewide.

The schools have different academic strengths. Oak Harbor Intermediate has stronger 2025–2026 mathematics results, at 39.68% proficient compared with 36.79% at North Whidbey, and leads in science, at 55.44% compared with 52.52%. Its science score is above both the district and state averages, making science a notable strength. North Whidbey is stronger in English Language Arts, with 58.55% of students proficient compared with 54.80% at Oak Harbor Intermediate. North Whidbey’s ELA result is slightly above the district average and well above the state average. Its seventh- and eighth-grade ELA results are also nearly identical, suggesting consistent performance across grades.

Mathematics is the main improvement area at both schools. Neither campus reaches the district or state math averages, and North Whidbey’s eighth-grade math proficiency is particularly low at 34.70%. Recent trends favor North Whidbey: ELA and science improved from the previous year, while Oak Harbor Intermediate declined in all three subjects, though Oak Harbor’s science performance remains strong overall. The schools are similar in size, spending per student, and student economic indicators, while North Whidbey has a slightly lower student–teacher ratio—16.2 versus 17.3. Parents comparing the campuses may view Oak Harbor Intermediate as stronger in science and somewhat stronger in math, while North Whidbey offers the stronger ELA profile and more positive recent momentum.