Grade Trends

Islander Middle School

Grades 6–8 Public District: Mercer Island School District

8225 SE 72nd, Mercer Island, WA 98040 Map

Math (met standard)
79%
+39 state 40% · 2025-26
English (met standard)
84%
+33 state 51% · 2025-26
Science (met standard)
76%
+27 state 49% · 2025-26
Low income
8%
free or reduced-price lunch
Students
960
2024-25
Students per teacher
21.3
2024-25

Test score trends

Share of students who met or exceeded the state standard each year.

Latest results by grade

Grade Math English Science
Grade 6 76% state 40% · 2025-26 84% state 48% · 2025-26 —
Grade 7 83% state 41% · 2025-26 87% state 53% · 2025-26 —
Grade 8 78% state 39% · 2025-26 82% state 51% · 2025-26 76% state 49% · 2025-26
All grades 79% state 40% · 2025-26 84% state 51% · 2025-26 76% state 49% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 79% state 40% 84% state 51% 76% state 49%
2024-25 78% state 40% 82% state 51% 75% state 44%
2023-24 73% state 38% 79% state 50% 69% state 43%
2022-23 74% state 37% 79% state 50% 76% state 44%
2021-22 76% state 36% 80% state 51% 77% state 43%
2018-19 82% state 48% 84% state 60% 78% state 53%
2017-18 81% state 49% 85% state 60% 84% state 55%
2016-17 80% state 50% 85% state 59% —
2015-16 80% state 50% 85% state 59% —
2014-15 79% state 48% 79% state 57% —

Students

Race and ethnicity, 2024-25

Year-by-year history is loaded from the NCES Common Core of Data (2017-18 onward).

Nearby schools

Subject percentages show the share of students who met or exceeded the state standard.

Pick to compare
Vera Risdon Middle School
Grades 6–8 · Renton School District
2.1 mi
50%
+10 vs state
59%
+9 vs state
62%
+13 vs state
11% Average of math, English and science: 46% in 2022-23 → 57% in 2025-26 39% 751 Asian 28%
South Shore PK-8 School
Grades PK–8 · Seattle School District No. 1
2.2 mi
34%
−11 vs state
42%
−9 vs state
32%
−20 vs state
Average of math, English and science: 37% in 2022-23 → 36% in 2025-26 64% 546 Black 45%
Rainier Valley Leadership Academy
Grades 6–12 Charter · Rainier Valley Leadership Academy
2.3 mi
10%
23%
−28 vs state
31%
−18 vs state
Average of math, English and science: 22% in 2022-23 → 21% in 2025-26 56% 121 Black 70%
Orca K-8 School
Grades K–8 Alternative · Seattle School District No. 1
2.5 mi
48%
+2 vs state
49%
−2 vs state
46%
−6 vs state
5% Average of math, English and science: 42% in 2022-23 → 47% in 2025-26 39% 278 White 37%
Aki Kurose Middle School
Grades 6–8 · Seattle School District No. 1
2.6 mi
37%
−3 vs state
46%
−5 vs state
42%
−7 vs state
7% Average of math, English and science: 34% in 2022-23 → 41% in 2025-26 57% 817 Black 30%
McKnight Middle School
Grades 6–8 · Renton School District
3.0 mi
40%
±0 vs state
43%
−8 vs state
42%
−6 vs state
Average of math, English and science: 41% in 2022-23 → 42% in 2025-26 49% 811 Hispanic 37%
Dimmitt Middle School
Grades 6–8 · Renton School District
3.1 mi
32%
−8 vs state
38%
−13 vs state
32%
−16 vs state
11% Average of math, English and science: 23% in 2022-23 → 34% in 2025-26 62% 605 Hispanic 28%
Talley High School
Grades 6–12 Alternative · Renton School District
3.6 mi
13%
−20 vs state · 2023-24
25%
−39 vs state
32%
−16 vs state
Average of math, English and science: 30% in 2022-23 → 29% in 2025-26 65% 248 Hispanic 27%
Tyee Middle School
Grades 6–8 · Bellevue School District
4.1 mi
84%
+44 vs state
83%
+32 vs state
78%
+30 vs state
Average of math, English and science: 80% in 2022-23 → 82% in 2025-26 19% 1,007 Asian 67%
Mercer International Middle School
Grades 6–8 · Seattle School District No. 1
4.3 mi
57%
+17 vs state
65%
+14 vs state
58%
+10 vs state
11% Average of math, English and science: 49% in 2022-23 → 60% in 2025-26 60% 753 Asian 40%