Lewisville ISD
Lewisville Independent School District
Calendars
December 2025
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday,
November
30
Monday,
December
1
Tuesday,
December
2
Wednesday,
December
3
Thursday,
December
4
Friday,
December
5
Saturday,
December
6
Sunday,
December
7
Monday,
December
8
Tuesday,
December
9
Wednesday,
December
10
Thursday,
December
11
Friday,
December
12
Saturday,
December
13
Sunday,
December
14
Monday,
December
15
Tuesday,
December
16
Wednesday,
December
17
Thursday,
December
18
Saturday,
December
20
Sunday,
December
21
Saturday,
December
27
Sunday,
December
28
Thursday,
January
1
Holiday- Winter Break
All Day
School Board Appreciation Month
All Day
School Board Appreciation Month
All Day
Saturday,
January
3
Calendar & Category Legend:
- Academic Calendar Academic Calendar
- Board of Trustees Calendar Board of Trustees Calendar
- District Events District Events
Additional Information
Please refer to the Student Handbook for our Holy Day policy.
Testing Calendars
LISD qualifies for a flexible start date due to its District of Innovation status. (start date not mandated to be fourth Monday in August)