Lone Tree Elementary Calendar — Antioch, CA · Chaos CoordinatorFollow Lone Tree Elementary and get a push when its calendar changes.
Anyone can read the verified public calendar below. Sign in only if you want alerts or district-claim access.
Antioch Unified calendar (district-wide)
Published by Antioch Unified. Last verified November 12, 2026. View the original calendar
- Fri, Nov 13 · All day — Progress Reports for Middle and High Schools
- Mon, Nov 16 · All day — Elementary Conference Week
- Tue, Nov 17 · All day — Elementary Conference Week
- Wed, Nov 18 · All day — 7:00 p.m. Regular Board of Education Meeting · 510 G St, Antioch, CA 94509, USA
- Wed, Nov 18 · All day — Elementary Conference Week
- Thu, Nov 19 · All day — Elementary Conference Week
- Fri, Nov 20 · All day — Elementary Conference Week
- Fri, Nov 20 · All day — Elementary Report Cards
- Fri, Nov 20 · 1:00 AM — 2026 - 2027 Community Partnership Collaborative 2nd Meeting (Friendsgiving Edition) · 1 Spartan Way, Antioch, CA 94509, USA
- Mon, Nov 23 · All day — Thanksgiving Break - We are closed. We will open on November 30, 2026.
- Tue, Nov 24 · All day — Thanksgiving Break - We are closed. We will open on November 30, 2026.
- Wed, Nov 25 · All day — Thanksgiving Break - We are closed. We will open on November 30, 2026.
- Thu, Nov 26 · All day — Thanksgiving Day Observance - We are closed. We will open on November 30, 2026.
- Fri, Nov 27 · All day — Day After Thanksgiving Observance - We are closed. We will open on November 30, 2026.
- Thu, Dec 10 · 5:00 PM — DELAC III
- Wed, Dec 16 · All day — 7:00 p.m. Regular Board of Education Meeting
· 510 G St, Antioch, CA 94509, USA
Fri, Dec 18 · All day — Minimum Day Schedule for all School SitesFri, Dec 18 · All day — Report Cards/End of Semester 1 for Middle and High SchoolsMon, Dec 21 · All day — Winter Break - We are closed. We will open on January 6, 2027.Tue, Dec 22 · All day — Winter Break - We are closed. We will open on January 6, 2027.Wed, Dec 23 · All day — Winter Break - We are closed. We will open on January 6, 2027.Thu, Dec 24 · All day — Christmas Eve Observance - We are closed. We will open on January 6, 2027.Fri, Dec 25 · All day — Christmas Day Observance- We are closed. We will open on January 6, 2027.Mon, Dec 28 · All day — Admission Day - We are closed. We will open on January 6, 2027.Tue, Dec 29 · All day — Winter Break - We are closed. We will open on January 6, 2027.Wed, Dec 30 · All day — Floating Holiday - We are closed. We will open on January 6, 2027.Thu, Dec 31 · All day — New Year's Eve Observance - We are closed. We will open on January 6, 2027.Fri, Jan 1 · All day — New Year's Day - We are closed. We will open on January 6, 2027.Mon, Jan 4 · All day — New Teacher Workday - No school for students.Tue, Jan 5 · All day — AUSD Staff Development Day - No school for students.Mon, Jan 18 · All day — Martin Luther King Jr. Holiday - The district office and all school sites are closed.Wed, Jan 20 · All day — Elementary Progress ReportsWed, Jan 27 · All day — 7:00 p.m. Regular Board of Education Meeting · 510 G St, Antioch, CA 94509, USAMon, Feb 8 · All day — Abraham Lincoln's Birthday Holiday - The district office and all school sites are closed.