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Unofficial calendar. Always confirm with your district before making plans. Some dates are estimated from nearby districts or past years — those are marked below.

Lake Dallas ISD

Texas · 3,811 students · 2026–27 school year

Showing the 2026–27 school year. Past years & forecasts are in our API.

Spring
Mar 15 – Mar 19
Last day
May 26

Breaks & no-school days

Day offStartsEnds
1/2 Pd / 1/2 Work Day / Student Holiday
Professional Development (Pd) / Student Holiday
Professional Development (Pd) / Student Holiday
Professional Development (Pd) / Student Holiday
Teacher Work Days / Student Holiday
Teacher Work Days / Student Holiday
Student / Staff Non-School Day
Fall Break
Pd / Student Holiday
Pd / Student Holiday
Student / Staff Non-School Day
Student / Staff Non-School Day
Student / Staff Non-School Day
Student / Staff Non-School Day
Student / Staff Non-School Day
Student / Staff Non-School Day
Student / Staff Non-School Day
Student / Staff Non-School Day
Pd / Student Holiday
Student / Staff Non-School Day
Spring Break
District Holiday
District Holiday

School dayDay offHalf dayEstimated — not yet confirmed by the district
August 2026
SMTWTFS
September 2026
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October 2026
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November 2026
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December 2026
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January 2027
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February 2027
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March 2027
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April 2027
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May 2027
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June 2027
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