Welcome to Jefferson High School
(208) 754-4550
Fax: (208) 754-4581
529 North 3470 East Menan, Idaho 83434
Our Mission
The mission of Jefferson High School is to provide each student with a high-quality education.
Our Vision
Preparing every student for Enrollment, Enlistment, or Employment.
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Academic Schedules
6-Block System
Our curriculum operates on an intensive 6-block schedule. Students earn 2.25 credits per block, totaling 13.5 credits per academic year.
Block 1
Aug 24 - Oct 1
Block 2
Oct 5 - Nov 12
Block 3
Nov 16 - Jan 14
Block 4
Jan 18 - Feb 25
Block 5
Mar 1 - Apr 15
Block 6
Apr 19 - May 27
Daily Bell Schedule
Regular School hours are from 8:15 AM to 3:45 PM.
8:15 - 9:15
Intervention/Enrichment
9:20 - 11:50
1st Credit Class
11:50 - 12:25
Lunch
12:30 - 3:00
2nd Credit Class
3:05 - 3:45
Mentorship / Community Time
Graduation Requirements
A comprehensive checklist of credits and completion requirements necessary for graduation from Jefferson High School.
Credit Requirements
English
8 Credits (2 from each grade)
Speech
1 Credit
Health
1 Credit
Government
2 Credits
Humanities
2 Credits
Math
6 Credits (2 Algebra 1, 2 Geometry, and 2 of choice)
Science
6 Credits
US History
2 Credits
Economics
1 Credit
Digital Literacy
1 Credit (2028 and beyond)
Elective Credits
16 Credits (17 for class of 2027)
Completion Requirements
Civics Test
Passing score required on the state civics exam.
Future Readiness Project
Completion of a senior project.
ISAT / SAT
Participation and valid attempt on standardized state assessments.

School History
Jefferson High School is the alternative high school in Jefferson Joint School District #251, located in rural Southeast Idaho. We began as a school in 1997 at the National Guard Armory in Rigby, Idaho, then moved to the Jefferson County Fair Grounds in 1998 to 2001, and finally moved to the current location (the old Midway Middle School Building) in 2002. The school is situated between a potato processing plant and agricultural farm land. The community that Jefferson High School serves, is focused around the town of Rigby with a population close to 3,500 people in city limits and nearly 25,000 more people living within a few miles.