Total Students3,127
Student/Teacher23.38:1
Math Prof.20.51%
Reading Prof.58.75%
Graduation Rate87.4%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySan Bernardino
School DistrictChaffey Joint Union High School District
Principal / AdminChristina Martinez(909) 988-5560
Founded1980
Free/Reduced Lunch81.45% Eligible
Acceptance Rate100%
Student Demographics
White2.8%
Hispanic88.8%
Black3.2%
Asian2.6%
Native American0.6%
Pacific Islander0.3%
Two Or More1.8%
Gender Distribution
50.9%
49%
Male Female
Students per Grade
Grade 9773
Grade 10820
Grade 11784
Grade 12750
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
Sun
Mon
Tue
Wed
Thu
Fri
Sat
28
29
30
1
2
3
Independence Day Holiday
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Chaffey High School
Academic Calendar (2026-2027)
July 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
August 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
September 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
October 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
November 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
December 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
January 2027
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
February 2027
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
March 2027
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
April 2027
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
May 2027
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
June 2027
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Key Dates & Holidays
Independence Day HolidayJul 3
First Day of School for StudentsAug 5
Labor Day HolidaySep 7
First Quarter EndsOct 2
Floating HolidayOct 5
Veterans Day ObservanceNov 11
Thanksgiving RecessNov 23
Second Quarter and First Semester EndDec 17
Winter Recess BeginsDec 21
New Year's Day HolidayJan 1
Martin Luther King Jr. Day ObservanceJan 18
Abraham Lincoln's Day HolidayFeb 8
Presidents Day ObservanceFeb 15
Third Quarter EndsMar 5
Spring Break BeginsMar 29
Spring Break EndsApr 1
Fourth Quarter and Second Semester EndMay 20
Memorial Day HolidayMay 31
Juneteenth HolidayJun 18
Key Dates & Holidays
2026-2027Community Reviews
Real experiences from parents, students, and alumni. Your feedback helps families make informed decisions about Chaffey High School.
0.0
Overall Rating
Based on 0 reviews