Jefferson County Joint District School Calendar 2026-2027

At a Glance

JCJDSD is a rural school district with 12 schools. For the 2026-2027 school year, classes begin August 24 and end May 27. Jefferson Joint School District 251, headquartered in Rigby, Idaho, was described in 2019 as one of the fastest-growing school districts in the region. Calendar dates are confirmed for part of the year; the rest of the 2026-2027 calendar isn't available yet — check back soon. This calendar includes 4 early-release or half days — useful to know when planning childcare.

Source: Jefferson County Joint District

Also known as JCJDSD.

Schools in Jefferson County Joint District

MIDWAY ELEMENTARY SCHOOL (Elementary)
JEFFERSON ELEMENTARY SCHOOL (Elementary)
RIGBY HIGH SCHOOL (High)
ROBERTS ELEMENTARY SCHOOL (Elementary)
JEFFERSON HIGH SCHOOL (High)
HARWOOD ELEMENTARY SCHOOL (Elementary)
SOUTH FORK ELEMENTARY SCHOOL (Elementary)
RIGBY MIDDLE SCHOOL (Middle)
JEFFERSON SCHOOL DISTRICT 251 EARLY CHILDHOOD CENTER (Prekindergarten)
COTTONWOOD ELEMENTARY (Elementary)
FARNSWORTH MIDDLE SCHOOL (Middle)
RIGBY VIRTUAL ACADEMY (Elementary)

Jefferson County Joint District 2026-2027 School Calendar

All schools

2026-08-20 — Back to school night (in session)
2026-08-24 — First Day of School (in session)
2026-09-07 — Labor Day Holiday, No School (closed)
2026-10-14 — Parent Teacher Conferences 4-7 pm. 1-hour early release (partial)
2026-10-15 — Parent Teacher Conferences 4-7 pm. 1-hour early release (partial)
2026-11-12 — End of 1st Trimester (in session)
2026-11-23 to 2026-11-27 — Thanksgiving Break (closed)
2026-12-21 to 2026-12-31 — Christmas Holiday Break, No School (closed)
2027-01-27 — Parent Teacher Conference early release 1-hour early release (partial)
2027-01-28 — Parent Teacher Conference early release 1-hour early release (partial)
2027-02-25 — Last Day of 2nd Trimester (in session)
2027-03-29 to 2027-04-02 — Spring Break (closed)
2027-05-27 — Last Day of School (in session)