Grade Trends

Challenger Elementary

Grades K–5 Public District: Issaquah School District

25200 SE Klahanie Blvd, Issaquah, WA 98029 Map

Math (met standard)
70%
+21 state 49% · 2025-26
English (met standard)
71%
+20 state 51% · 2025-26
Science (met standard)
69%
+14 state 55% · 2025-26
Low income
17%
free or reduced-price lunch
Students
350
2024-25
Students per teacher
12.4
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 75% state 53% · 2025-26 61% state 49% · 2025-26 —
Grade 4 71% state 50% · 2025-26 74% state 50% · 2025-26 —
Grade 5 64% state 43% · 2025-26 77% state 54% · 2025-26 69% state 55% · 2025-26
All grades 70% state 49% · 2025-26 71% state 51% · 2025-26 69% state 55% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 70% state 49% 71% state 51% 69% state 55%
2024-25 73% state 48% 72% state 51% 81% state 53%
2023-24 71% state 48% 71% state 51% 77% state 57%
2022-23 74% state 48% 75% state 51% 82% state 52%
2021-22 77% state 46% 79% state 51% 78% state 52%
2018-19 70% state 55% 71% state 58% 80% state 54%
2017-18 75% state 54% 78% state 58% 68% state 56%
2016-17 73% state 54% 77% state 56% —
2015-16 76% state 56% 78% state 58% —
2014-15 78% state 54% 84% 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
Endeavour Elementary School
Grades K–5 · Issaquah School District
0.9 mi
88%
+39 vs state
86%
+35 vs state
87%
+33 vs state
4% Average of math, English and science: 91% in 2022-23 → 87% in 2025-26 10% 473 Asian 47%
Sunny Hills Elementary
Grades K–5 · Issaquah School District
1.1 mi
84%
+36 vs state
83%
+32 vs state
88%
+33 vs state
3% Average of math, English and science: 88% in 2022-23 → 85% in 2025-26 11% 574 Asian 50%
Cedar Trails Elementary
Grades K–5 · Issaquah School District
1.3 mi
76%
+27 vs state
72%
+21 vs state
77%
+22 vs state
3% Average of math, English and science: 78% in 2022-23 → 75% in 2025-26 16% 374 Asian 48%
Discovery Elementary
Grades PK–5 · Issaquah School District
1.6 mi
88%
+40 vs state
81%
+30 vs state
88%
+33 vs state
3% Average of math, English and science: 83% in 2022-23 → 86% in 2025-26 5% 508 Asian 62%
Cascade Ridge Elementary
Grades K–5 · Issaquah School District
1.7 mi
93%
+44 vs state
91%
+40 vs state
90%
+35 vs state
Average of math, English and science: 89% in 2022-23 → 91% in 2025-26 4% 391 Asian 57%
Grand Ridge Elementary
Grades K–5 · Issaquah School District
2.1 mi
90%
+42 vs state
85%
+34 vs state
92%
+37 vs state
6% Average of math, English and science: 83% in 2022-23 → 89% in 2025-26 9% 558 Asian 48%
Issaquah Special Services
Grades PK–12 Special education · Issaquah School District
2.5 mi —
27%
— 19% Average of math, English and science: 46% in 2018-19 → 27% in 2022-23 16% 67 White 48%
Rachel Carson Elementary
Grades PK–5 · Lake Washington School District
3.0 mi
80%
+31 vs state
85%
+33 vs state
84%
+29 vs state
6% Average of math, English and science: 89% in 2022-23 → 83% in 2025-26 2% 486 Asian 62%
Creekside Elementary
Grades K–5 · Issaquah School District
3.0 mi
83%
+34 vs state
81%
+30 vs state
81%
+26 vs state
6% Average of math, English and science: 87% in 2022-23 → 81% in 2025-26 6% 555 Asian 45%
Samantha Smith Elementary
Grades K–5 · Lake Washington School District
3.2 mi
88%
+39 vs state
88%
+37 vs state
90%
+35 vs state
Average of math, English and science: 89% in 2022-23 → 88% in 2025-26 3% 545 Asian 70%