⚠Unofficial calendar. Always confirm with your district before making plans. Some dates are estimated from nearby districts or past years — those are marked below.
Byron Union Elementary
California · 1,227 students · 2026–27 school year
Showing the 2026–27 school year. Past years & forecasts are in our API.
Thanksgiving
Nov 25 – Nov 27
Winter
Dec 24 – Jan 1
Spring
Mar 23 – Mar 26
Last day
May 28
Breaks & no-school days
Day off
Starts
Ends
Staff Development
—
Staff Development
—
Staff Development
—
Conference Days K-5
—
Conference Days K-5
—
Conference Days K-5
—
No School - Labor Day
—
Staff Development
—
End Quarter 1
—
No School Professional Day
—
Thanksgiving Break
Winter Break
End Quarter 2
—
No School Professional Day
—
No School Staff Development
—
No School President'S Day
—
End Quarter 3
—
No School Professional Day
—
Spring Break
Memorial Day
—
Professional Day
—
Staff Development
—
Juneteenth Observed
—
School dayDay offHalf dayEstimated — not yet confirmed by the district