Grade Trends

Island Park Elementary

Grades K–5 Public District: Mercer Island School District

5437 Island Crest Way, Mercer Island, WA 98040 Map

Math (met standard)
84%
+35 state 49% · 2025-26
English (met standard)
89%
+38 state 51% · 2025-26
Science (met standard)
88%
+33 state 55% · 2025-26
Low income
2%
free or reduced-price lunch
Students
364
2024-25
Students per teacher
14.9
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 3 90% state 53% · 2025-26 92% state 49% · 2025-26 —
Grade 4 80% state 50% · 2025-26 84% state 50% · 2025-26 —
Grade 5 82% state 43% · 2025-26 92% state 54% · 2025-26 88% state 55% · 2025-26
All grades 84% state 49% · 2025-26 89% state 51% · 2025-26 88% state 55% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 84% state 49% 89% state 51% 88% state 55%
2024-25 88% state 48% 88% state 50% 91% state 53%
2023-24 90% state 48% 92% state 49% —
2022-23 89% state 48% 92% state 51% 83% state 52%
2021-22 88% state 46% 91% state 51% 83% state 52%
2018-19 83% state 54% 87% state 59% 84% state 54%
2017-18 83% state 54% 83% state 58% 81% state 56%
2016-17 85% state 54% 87% state 56% —
2015-16 81% state 56% 82% state 58% —
2014-15 84% state 54% 87% state 56% —

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
West Mercer Elementary
Grades K–5 · Mercer Island School District
1.3 mi
87%
+38 vs state
86%
+35 vs state
93%
+39 vs state
3% Average of math, English and science: 86% in 2022-23 → 89% in 2025-26 8% 431 White 42%
Northwood Elementary School
Grades PK–5 · Mercer Island School District
1.4 mi
75%
+26 vs state
73%
+22 vs state
85%
+30 vs state
Average of math, English and science: 76% in 2022-23 → 78% in 2025-26 10% 398 White 46%
Lakeridge Elementary School
Grades K–5 · Mercer Island School District
1.5 mi
88%
+40 vs state
91%
+40 vs state
94%
+39 vs state
5% Average of math, English and science: 86% in 2022-23 → 91% in 2025-26 3% 401 White 44%
Newport Heights Elementary
Grades PK–5 · Bellevue School District
2.0 mi
76%
+27 vs state
74%
+23 vs state
86%
+31 vs state
Average of math, English and science: 77% in 2022-23 → 78% in 2025-26 27% 549 Asian 51%
Hazelwood Elementary School
Grades K–5 · Renton School District
2.1 mi
81%
+32 vs state
75%
+24 vs state
83%
+29 vs state
13% Average of math, English and science: 67% in 2022-23 → 80% in 2025-26 20% 478 White 42%
Graham Hill Elementary School
Grades PK–5 · Seattle School District No. 1
2.2 mi
39%
−10 vs state
43%
−8 vs state
41%
−14 vs state
3% Average of math, English and science: 38% in 2022-23 → 41% in 2025-26 47% 266 White 27%
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%
Martin Luther King Jr. Elementary School
Grades PK–5 · Seattle School District No. 1
2.7 mi
30%
−19 vs state
31%
−20 vs state
38%
−17 vs state
4% Average of math, English and science: 37% in 2022-23 → 33% in 2025-26 73% 289 Black 49%
Enatai Elementary School
Grades PK–5 · Bellevue School District
2.7 mi
68%
+20 vs state
69%
+18 vs state
73%
+18 vs state
Average of math, English and science: 69% in 2022-23 → 70% in 2025-26 21% 518 Asian 35%
Kennydale Elementary School
Grades K–5 · Renton School District
2.8 mi
58%
+9 vs state
57%
+6 vs state
65%
+10 vs state
Average of math, English and science: 62% in 2022-23 → 60% in 2025-26 39% 511 Hispanic 34%