Buhach Colony High

Grades 9–12 Public District: Merced Union High

1800 Buhach Rd., Atwater, CA 95301 Map

Math (met standard)
25%
−7 state 32% · 2025-26
English (met standard)
53%
−4 state 57% · 2025-26
Science (met standard)
32%
−6 state 39% · 2025-26
Low income
78%
free or reduced-price lunch
Students
1,704
2024-25
Students per teacher
22.5
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 11 25% state 32% · 2025-26 53% state 57% · 2025-26 —
All grades 25% state 32% · 2025-26 53% state 57% · 2025-26 32% state 39% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 25% state 32% 53% state 57% 32% state 39%
2024-25 15% state 31% 53% state 57% 32% state 34%
2023-24 9% state 28% 46% state 56% 18% state 32%
2022-23 9% state 27% 42% state 55% 19% state 32%
2021-22 12% state 27% 44% state 55% 20% state 31%
2020-21 22% state 34% 46% state 59% 20% state 30%
2018-19 21% state 32% 50% state 57% 22% state 28%
2017-18 18% state 31% 52% state 56% —
2016-17 19% state 32% 55% state 60% —
2015-16 26% state 32% 63% state 59% —
2014-15 24% state 30% 59% state 56% —

Graduation & college

4-year graduation rate
97%
state 88% · 2025-26
Graduates meeting UC/CSU (A–G)
39%
state 55% · 2025-26
College-going rate
42%
state 66% · 2022-23

Graduation rate: students who earned a regular diploma within four years. UC/CSU: share of graduates who completed the A–G courses required by the University of California and California State University. College-going: share of high school completers who enrolled in any college within 12 months.

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
Valley Atwater Community
Grades 6–12 Alternative · Merced County Office of Education
2.4 mi
0%
−34 vs state
9%
−45 vs state
9%
−29 vs state
Average of math, English and science: 4% in 2023-24 → 6% in 2025-26 94% 122 Hispanic 82%
Atwater High
Grades 9–12 · Merced Union High
2.6 mi
16%
−16 vs state
40%
−17 vs state
28%
−10 vs state
3% Average of math, English and science: 25% in 2022-23 → 28% in 2025-26 82% 2,029 Hispanic 82%