Latest News

Delta Dental is coming to JMS!

Delta Dental will be coming to our school between August 24th and September 3rd! 🦷Please watch for paperwork coming home. More information will be included with the forms.
2026-27 School Supplies List

Click the headline to enlarge the lists! English and Spanish versions available.
Wednesday, August 19th --- First Day of School! (Early Release)

The first day of school is Wednesday, 8/19 at 8:00 a.m! Early Release at 1:15 p.m. We're looking forward to seeing everyone!
Back to School Night at JMS! Monday, August 17th

We'd love to see all of our families in attendance! We'll be hosting from 4:30- 6:30 p.m. Come by and enjoy the evening with us!
New Parent Links Section!

We've added videos about Powerschool and Standards Based Grading as well as the parent newsletter for your convenience!

About Jefferson Middle School

The Caldwell School District Board of Trustees adopts, revises and amends the policies that guide the public education of Caldwell students. All policies established by the Board of Trustees must be consistent with the laws covering public education in the State of Idaho and the United States and must follow guidelines established by the Idaho Legislature and State Board of Education.