Grade Trends

Del Rey Elementary

Grades K–5 Public District: San Lorenzo Unified

1510 Via Sonya, San Lorenzo, CA 94580 Map

Math (met standard)
30%
−12 state 42% · 2025-26
English (met standard)
29%
−18 state 47% · 2025-26
Science (met standard)
22%
−14 state 35% · 2025-26
Low income
69%
free or reduced-price lunch
Students
373
2024-25
Students per teacher
23.3
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 3 32% state 47% · 2025-26 22% state 44% · 2025-26 —
Grade 4 38% state 42% · 2025-26 37% state 46% · 2025-26 —
Grade 5 20% state 37% · 2025-26 26% state 49% · 2025-26 22% state 35% · 2025-26
All grades 30% state 42% · 2025-26 29% state 47% · 2025-26 22% state 35% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 30% state 42% 29% state 47% 22% state 35%
2024-25 32% state 41% 31% state 46% 25% state 33%
2023-24 37% state 41% 33% state 45% 14% state 33%
2022-23 33% state 40% 34% state 44% 22% state 32%
2021-22 27% state 38% 31% state 44% 16% state 31%
2018-19 27% state 45% 29% state 50% 9% state 32%
2017-18 26% state 43% 26% state 49% —
2016-17 19% state 40% 26% state 45% —
2015-16 21% state 39% 24% state 45% —
2014-15 21% state 35% 24% state 41% —

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
Bay Elementary
Grades K–5 · San Lorenzo Unified
0.6 mi
44%
+2 vs state
36%
−11 vs state
36%
±0 vs state
5% Average of math, English and science: 43% in 2022-23 → 38% in 2025-26 70% 422 Hispanic 52%
KIPP Summit Academy
Grades 5–8 Charter · KIPP Summit Academy District
0.8 mi
73%
+36 vs state
82%
+33 vs state
73%
+38 vs state
21% Average of math, English and science: 55% in 2022-23 → 76% in 2025-26 76% 427 Asian 56%
Grant Elementary
Grades K–5 · San Lorenzo Unified
0.9 mi
31%
−11 vs state
38%
−8 vs state
21%
−14 vs state
Average of math, English and science: 29% in 2022-23 → 30% in 2025-26 69% 322 Hispanic 52%
Lorenzo Manor Elementary
Grades K–5 · San Lorenzo Unified
1.1 mi
28%
−14 vs state
24%
−22 vs state
11%
−24 vs state
Average of math, English and science: 21% in 2022-23 → 21% in 2025-26 77% 447 Hispanic 77%
Colonial Acres Elementary
Grades K–5 · San Lorenzo Unified
1.5 mi
13%
−29 vs state
13%
−33 vs state
6%
−29 vs state
Average of math, English and science: 12% in 2022-23 → 11% in 2025-26 86% 458 Hispanic 78%
Longwood Elementary
Grades K–6 · Hayward Unified
1.7 mi
19%
−22 vs state
27%
−20 vs state
19%
−17 vs state
7% Average of math, English and science: 14% in 2022-23 → 21% in 2025-26 82% 517 Hispanic 78%
Dayton Elementary
Grades K–5 · San Lorenzo Unified
1.7 mi
48%
+6 vs state
39%
−7 vs state
34%
−1 vs state
10% Average of math, English and science: 30% in 2022-23 → 40% in 2025-26 71% 340 Asian 50%
Hesperian Elementary
Grades K–5 · San Lorenzo Unified
1.9 mi
9%
−33 vs state
12%
−34 vs state
11%
−24 vs state
7% Average of math, English and science: 18% in 2022-23 → 11% in 2025-26 81% 500 Hispanic 67%
Corvallis Elementary
Grades K–5 · San Lorenzo Unified
2.2 mi
28%
−15 vs state
26%
−21 vs state
25%
−10 vs state
3% Average of math, English and science: 29% in 2022-23 → 26% in 2025-26 70% 349 Hispanic 51%
Knowledge Enlightens You (KEY) Academy
Grades K–8 Charter · Knowledge Enlightens You (KEY) Academy District
2.2 mi
30%
−10 vs state
31%
−16 vs state
28%
−8 vs state
5% Average of math, English and science: 25% in 2022-23 → 30% in 2025-26 82% 645 Hispanic 66%