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Richardson ISD ADSY Calendar 2026-2027

Audelia Creek, Dover and RISD Academy start August 11 with four hours of instruction from 7:50 to 11:50 a.m. Later dates match the regular RISD calendar.

Richardson ISD's ADSY calendar applies to Audelia Creek Elementary, Dover Elementary and RISD Academy. Students begin Tuesday, August 11, 2026, one day before most RISD campuses, with a four-hour instructional day from 7:50 to 11:50 a.m. After August 11, their breaks, early-release dates, grading periods and last day on May 26 match the regular district calendar.

Official calendar checked Oct 6, 2026Official district source

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Official calendar

Richardson ISD 2026–2027 Additional Days School Year (ADSY) key dates

Key dates for Richardson Independent School District 2026-2027 school calendar
Event	Date	Status
First ADSY Student Day	Aug 11, 2026	School opens
Early Release	Aug 26, 2026	Early dismissal
Labor Day	Sep 7, 2026	No classes
Early Release	Sep 23, 2026	Early dismissal
Fall Break	Oct 8, 2026 through Oct 12, 2026	No school
Thanksgiving Holiday	Nov 26, 2026 through Nov 27, 2026	No school
Early Release	Dec 18, 2026	Early dismissal
Winter Break	Dec 21, 2026 through Jan 4, 2027	No school
Martin Luther King Jr. Day	Jan 18, 2027	No classes
Early Release	Feb 3, 2027	Early dismissal
Spring Break	Mar 15, 2027 through Mar 19, 2027	No school
Possible Make-Up Day	Mar 26, 2027	If needed
Possible Make-Up Day	Apr 23, 2027	If needed
Early Release	May 5, 2027	Early dismissal
Last Day of School	May 26, 2027	School closes

Month by month

Richardson ISD 2026–2027 Additional Days School Year (ADSY) monthly calendar

Highlighted dates follow the published calendar; grouped or inferred entries are labelled. Today is determined in Central Time (America/Chicago).

School Day
Weekend
Holiday (No School)
School Break
First / Last Day
Important Date

August 2026

Richardson Independent School District calendar for August 2026
Mon	Tue	Wed	Thu	Fri	Sat	Sun
					1	2
3	4	5	6	7	8	9
10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
31

Aug 11 First ADSY Student Day

September 2026

Richardson Independent School District calendar for September 2026
Mon	Tue	Wed	Thu	Fri	Sat	Sun
	1	2	3	4	5	6
7	8	9	10	11	12	13
14	15	16	17	18	19	20
21	22	23	24	25	26	27
28	29	30

Sep 7 Labor Day

October 2026

Richardson Independent School District calendar for October 2026
Mon	Tue	Wed	Thu	Fri	Sat	Sun
			1	2	3	4
5	6	7	8	9	10	11
12	13	14	15	16	17	18
19	20	21	22	23	24	25
26	27	28	29	30	31

Oct 8–12 Fall Break

November 2026

Richardson Independent School District calendar for November 2026
Mon	Tue	Wed	Thu	Fri	Sat	Sun
						1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	29
30

Nov 2–3 Student Holiday / Staff Professional Learning Day
Nov 23–25 Student Holiday / Staff Exchange Days
Nov 26–27 Thanksgiving Holiday

December 2026

Richardson Independent School District calendar for December 2026
Mon	Tue	Wed	Thu	Fri	Sat	Sun
	1	2	3	4	5	6
7	8	9	10	11	12	13
14	15	16	17	18	19	20
21	22	23	24	25	26	27
28	29	30	31

Dec 21 – Jan 4 Winter Break

January 2027

Richardson Independent School District calendar for January 2027
Mon	Tue	Wed	Thu	Fri	Sat	Sun
				1	2	3
4	5	6	7	8	9	10
11	12	13	14	15	16	17
18	19	20	21	22	23	24
25	26	27	28	29	30	31

Jan 5 Student Holiday / Staff Professional Learning Day
Jan 18 Martin Luther King Jr. Day

February 2027

Richardson Independent School District calendar for February 2027
Mon	Tue	Wed	Thu	Fri	Sat	Sun
1	2	3	4	5	6	7
8	9	10	11	12	13	14
15	16	17	18	19	20	21
22	23	24	25	26	27	28

Feb 15 Student Holiday / Staff Professional Learning Day

March 2027

Richardson Independent School District calendar for March 2027
Mon	Tue	Wed	Thu	Fri	Sat	Sun
1	2	3	4	5	6	7
8	9	10	11	12	13	14
15	16	17	18	19	20	21
22	23	24	25	26	27	28
29	30	31

Mar 15–19 Spring Break
Mar 26 Possible Make-Up Day

April 2027

Richardson Independent School District calendar for April 2027
Mon	Tue	Wed	Thu	Fri	Sat	Sun
			1	2	3	4
5	6	7	8	9	10	11
12	13	14	15	16	17	18
19	20	21	22	23	24	25
26	27	28	29	30

Apr 23 Possible Make-Up Day

May 2027

Richardson Independent School District calendar for May 2027
Mon	Tue	Wed	Thu	Fri	Sat	Sun
					1	2
3	4	5	6	7	8	9
10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
31

May 26 Last Day of School

Planning notes

Richardson ISD 2026–2027 Additional Days School Year (ADSY) calendar notes

School calendar overview

The 2026–2027 Additional Days School Year (ADSY) school calendar begins Aug 11, 2026 and ends May 26, 2027.

Before you plan

This independent reference is not operated by Richardson ISD. Families should confirm make-up-day decisions, Pre-K hours, transportation and emergency changes with their child's ADSY campus.

Major school breaks

Fall BreakOct 8 – 12, 2026
Thanksgiving-Week BreakNov 23 – 27, 2026
Winter Break and January Student HolidayDec 21, 2026 – Jan 5, 2027
Spring BreakMar 15 – 19, 2027

School year by the numbers

Student attendance days: 175 days; Calculated from official datesCalculated from 207 weekdays between the first and last student days, adjusting for 30 confirmed no-school weekdays, 2 conditional make-up weekdays currently listed without regular classes. The scheduled attendance dates may change if the district activates a make-up day.
Total no-school weekdays: 30 weekdays; Calculated from official datesCounted from published no-class events between the first and last student days. Weekends and shortened school days are excluded, and overlapping events count once.
Student no-school days: 7 days; Calculated from official datesCounts weekdays represented by NON_STUDENT_DAY events, including staff professional-learning and exchange days. Named holidays and official school breaks are excluded.
Listed early-release dates: 6 dates; Calculated from official datesCounted from official early-release entries; some dates apply only to the grades or campuses named in the calendar.
Longest listed break: 18 consecutive days; Calculated from official datesDec 19, 2026–Jan 5, 2027, including weekends. The stretch contains 12 confirmed no-school weekdays.
Long weekends: 4; Calculated from official datesCounts three- or four-day no-school stretches formed by a weekend plus one or two confirmed weekday closures. Longer school breaks are excluded.
Full-week breaks: 3 breaks; Calculated from official datesCounts continuous no-school stretches containing at least five confirmed weekdays without regular classes. Adjacent holidays and weekends remain part of the same break.

What to know

ADSY students begin August 11, one day before the regular Richardson ISD calendar starts.
The three ADSY campuses publish four hours of instruction on August 11, from 7:50–11:50 a.m., with attendance taken at 9 a.m.
After August 11, the ADSY and regular calendars use the same student holidays, early releases, grading periods and final day.
Students return January 6 after Winter Break and the separate January 5 student holiday.
March 26 and April 23 are conditional make-up dates for ADSY campuses as well as other RISD schools.

School schedules

Richardson ISD 2026–2027 Additional Days School Year (ADSY) school hours & bell times

Elementary school
Regular hours
7:50 a.m.–3:10 p.m.
Early release
7:50 a.m.–1:10 p.m.
Junior high and middle school
Regular hours
8:15 a.m.–3:50 p.m.
Early release
8:15 a.m.–1:50 p.m.
High school
Regular hours
9:00 a.m.–4:20 p.m.
Early release
9:00 a.m.–2:20 p.m.
Pre-K programs
Regular hours
Check with the student's campus
Early release
Check with the student's campus

Editorial summary

How the Richardson ISD ADSY calendar differs

Richardson ISD's ADSY calendar applies to Audelia Creek Elementary, Dover Elementary and RISD Academy. These three campuses begin Tuesday, August 11, 2026, one day before the regular district calendar. Their campus notices list a four-hour instructional day from 7:50 to 11:50 a.m. on August 11.

After August 11, ADSY families follow the same academic calendar as other RISD campuses. Fall Break is October 8–12, students have no classes November 23–27, and they return January 6 after Winter Break and the January 5 student holiday. The last day is May 26 and is an early-release day.

March 26 and April 23 remain conditional make-up days and are used only if needed. For August 11, all three ADSY campuses list attendance at 9 a.m., breakfast for all students, and sack lunches for students who receive lunch at school. Families should use their campus communications for transportation or other campus-specific instructions.

Common questions

Richardson ISD 2026–2027 Additional Days School Year (ADSY) calendar FAQs

Which Richardson ISD schools use the ADSY calendar?

The ADSY calendar applies only to Audelia Creek Elementary, Dover Elementary and RISD Academy. Other Richardson ISD campuses begin on the regular August 12 start date.

What does ADSY mean in Richardson ISD?

ADSY stands for Additional Days School Year, a Texas Education Agency initiative that provides participating campuses with additional instructional time and support. Richardson ISD's 2026–27 ADSY calendar applies to Audelia Creek Elementary, Dover Elementary and RISD Academy.

When is the first day for Richardson ISD ADSY students?

ADSY students begin Tuesday, August 11, 2026. That is one day earlier than the regular district calendar.

What are the August 11 hours for Richardson ISD ADSY campuses?

Audelia Creek Elementary, Dover Elementary and RISD Academy have a four-hour instructional day from 7:50 to 11:50 a.m. on August 11, 2026. Attendance is taken at 9 a.m.; breakfast is served, and students who receive lunch at school receive a sack lunch that day.

When is the last day for Richardson ISD ADSY campuses?

The last day is Wednesday, May 26, 2027. ADSY campuses dismiss early that day, just like other Richardson ISD schools.

How is the RISD ADSY calendar different from the regular calendar?

The ADSY campuses begin August 11 instead of August 12. After that opening day, their holidays, breaks, early releases, grading periods and May 26 ending date match the district calendar.

When is Fall Break for Richardson ISD ADSY schools?

Fall Break runs October 8–12, 2026. Students return Tuesday, October 13.

Do ADSY students have the full Thanksgiving week off?

Yes. ADSY students have no classes November 23–27, 2026, and return Monday, November 30.

When is Winter Break for Richardson ISD ADSY schools?

Winter Break runs December 21, 2026, through January 4, 2027. January 5 is a student holiday for staff professional learning, and ADSY students return January 6.

When do ADSY students return after winter break?

ADSY students return Wednesday, January 6, 2027. Winter Break ends January 4, and January 5 is a student holiday for staff professional learning.

When is Spring Break for the three RISD ADSY campuses?

Spring Break runs March 15–19, 2027, with students returning Monday, March 22.

Are the ADSY make-up days confirmed attendance days?

No. March 26 and April 23 are used only if needed and remain subject to change. Families should watch RISD and campus announcements.

What are the ADSY early-release dates?

Early release is scheduled August 26, September 23, December 18, February 3, May 5 and May 26. ADSY elementary campuses dismiss two hours earlier than normal.

What time do ADSY elementary students leave on early-release days?

The published elementary schedule is 7:50 a.m.–1:10 p.m. on early-release days. Pre-K families and RISD Academy families should confirm program-specific times with their campus.

Do ADSY campuses use different grading periods?

No. ADSY grading periods end October 7, December 18, March 12 and May 26, the same dates used on the regular district calendar.

Where can families download the Richardson ISD ADSY calendar?

The official ADSY PDF is linked on this page and on Richardson ISD's district calendars page, alongside the regular English calendars.

Reference

Richardson ISD 2026–2027 Additional Days School Year (ADSY) resources

Richardson ISD official website

District news, schools, enrollment, transportation, meals and family resources.

View official source →

Richardson ISD district calendars

Official regular, ADSY and future calendar downloads.

View official source →

Official 2026-2027 ADSY Calendar PDF

The campus-specific calendar for Audelia Creek Elementary, Dover Elementary and RISD Academy.

View official source →

Calendar approval announcement

The Board announcement explaining the ADSY opening day and campus scope.

View official source →

Audelia Creek Elementary 2026-2027 Back-to-School Notice

Official August 11 instructional hours, attendance and meal arrangements.

View official source →

Dover Elementary 2026-2027 Back-to-School Notice

Official August 11 instructional hours, attendance and meal arrangements.

View official source →

RISD Academy 2026-2027 Back-to-School Notice

Official August 11 instructional hours, attendance and meal arrangements.

View official source →

Source and scope

About the Richardson ISD 2026–2027 Additional Days School Year (ADSY) calendar

Data source

This route uses Richardson ISD's official 2026-2027 ADSY School Calendar PDF updated July 22, 2026, the district calendars page, the Board approval announcement and the 2026-2027 back-to-school notices from all three ADSY campuses.

How dates are handled

The date list, month grids, symbols key and school-hours panel were checked together. Events retain separate official entries for staff exchange days, Thanksgiving Holiday, Winter Break and January 5. Continuous student breaks are grouped in breaks. Staff-only holidays outside the student year, recognition dates and enrollment notices are excluded from events.

Updates

The three ADSY campuses publish August 11 instruction from 7:50–11:50 a.m., attendance at 9 a.m., breakfast and sack lunches for students who receive lunch at school. Campus communications provide transportation and any later campus-specific updates.

Disclaimer

This independent reference is not operated by Richardson ISD. Families should confirm make-up-day decisions, Pre-K hours, transportation and emergency changes with their child's ADSY campus.

Read the full methodology

Richardson ISD 2026–2027 Additional Days School Year (ADSY) sources & verification

Source confirmed

District: Richardson Independent School District
Richardson ISD ADSY 2026-2027 School Calendar: View official source
Richardson ISD District Calendars: View official source
RISD Board Approves 2026-2027 and 2027-2028 Calendars: View official source
Audelia Creek Elementary 2026-2027 Back-to-School Notice: View official source
Dover Elementary 2026-2027 Back-to-School Notice: View official source
RISD Academy 2026-2027 Back-to-School Notice: View official source
Calendar published: Dec 11, 2025
Source last checked: Oct 6, 2026
Revision count: 0

Report an error

Mon	Tue	Wed	Thu	Fri	Sat	Sun
					1	2
3	4	5	6	7	8	9
10	11First ADSY Student Day — Aug 11. Four hours of instruction from 7:50–11:50 a.m. Attendance is taken at 9 a.m.; breakfast is served to all students, and students who receive lunch at school get a sack lunch.	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26Early Release — Aug 26. ADSY campuses dismiss two hours earlier than normal.	27	28	29	30
31

Mon	Tue	Wed	Thu	Fri	Sat	Sun
	1	2	3	4	5	6
7Labor Day — Sep 7. Student and staff holiday.	8	9	10	11	12	13
14	15	16	17	18	19	20
21	22	23Early Release — Sep 23. ADSY campuses dismiss two hours earlier than normal.	24	25	26	27
28	29	30

Mon	Tue	Wed	Thu	Fri	Sat	Sun
			1	2	3	4
5	6	7First Grading Period Ends — Oct 7. Final day of the first grading period.	8Fall Break — Oct 8–12. Students return Tuesday, October 13.	9Fall Break — Oct 8–12. Students return Tuesday, October 13.	10Fall Break — Oct 8–12. Students return Tuesday, October 13.	11Fall Break — Oct 8–12. Students return Tuesday, October 13.
12Fall Break — Oct 8–12. Students return Tuesday, October 13.	13	14	15	16	17	18
19	20	21	22	23	24	25
26	27	28	29	30	31

Mon	Tue	Wed	Thu	Fri	Sat	Sun
						1
2Student Holiday / Staff Professional Learning Day — Nov 2–3. Students do not attend while staff participate in professional learning.	3Student Holiday / Staff Professional Learning Day — Nov 2–3. Students do not attend while staff participate in professional learning.	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23Student Holiday / Staff Exchange Days — Nov 23–25	24Student Holiday / Staff Exchange Days — Nov 23–25	25Student Holiday / Staff Exchange Days — Nov 23–25	26Thanksgiving Holiday — Nov 26–27	27Thanksgiving Holiday — Nov 26–27	28	29
30

Mon	Tue	Wed	Thu	Fri	Sat	Sun
	1	2	3	4	5	6
7	8	9	10	11	12	13
14	15	16	17	18Early Release — Dec 18. ADSY campuses dismiss two hours earlier than normal. The second grading period also ends. • Second Grading Period Ends — Dec 18. The grading period closes on an early-release day.	19	20
21Winter Break — Dec 21 – Jan 4	22Winter Break — Dec 21 – Jan 4	23Winter Break — Dec 21 – Jan 4	24Winter Break — Dec 21 – Jan 4	25Winter Break — Dec 21 – Jan 4	26Winter Break — Dec 21 – Jan 4	27Winter Break — Dec 21 – Jan 4
28Winter Break — Dec 21 – Jan 4	29Winter Break — Dec 21 – Jan 4	30Winter Break — Dec 21 – Jan 4	31Winter Break — Dec 21 – Jan 4

Mon	Tue	Wed	Thu	Fri	Sat	Sun
				1Winter Break — Dec 21 – Jan 4	2Winter Break — Dec 21 – Jan 4	3Winter Break — Dec 21 – Jan 4
4Winter Break — Dec 21 – Jan 4	5Student Holiday / Staff Professional Learning Day — Jan 5	6Second Semester Begins — Jan 6. ADSY students return from winter break and begin the second semester.	7	8	9	10
11	12	13	14	15	16	17
18Martin Luther King Jr. Day — Jan 18. Student and staff holiday.	19	20	21	22	23	24
25	26	27	28	29	30	31

Mon	Tue	Wed	Thu	Fri	Sat	Sun
1	2	3Early Release — Feb 3. ADSY campuses dismiss two hours earlier than normal.	4	5	6	7
8	9	10	11	12	13	14
15Student Holiday / Staff Professional Learning Day — Feb 15. Students do not attend while staff participate in professional learning.	16	17	18	19	20	21
22	23	24	25	26	27	28

Mon	Tue	Wed	Thu	Fri	Sat	Sun
1	2	3	4	5	6	7
8	9	10	11	12Third Grading Period Ends — Mar 12. Final day of the third grading period.	13	14
15Spring Break — Mar 15–19. Students return Monday, March 22.	16Spring Break — Mar 15–19. Students return Monday, March 22.	17Spring Break — Mar 15–19. Students return Monday, March 22.	18Spring Break — Mar 15–19. Students return Monday, March 22.	19Spring Break — Mar 15–19. Students return Monday, March 22.	20	21
22	23	24	25	26Possible Make-Up Day — Mar 26. Used only if needed and subject to change.	27	28
29	30	31

Mon	Tue	Wed	Thu	Fri	Sat	Sun
			1	2	3	4
5	6	7	8	9	10	11
12	13	14	15	16	17	18
19	20	21	22	23Possible Make-Up Day — Apr 23. Used only if needed and subject to change.	24	25
26	27	28	29	30

Mon	Tue	Wed	Thu	Fri	Sat	Sun
					1	2
3	4	5Early Release — May 5. ADSY campuses dismiss two hours earlier than normal.	6	7	8	9
10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26Early Release — May 26. ADSY campuses dismiss two hours earlier than normal. • Last Day of School — May 26 • Fourth Grading Period Ends — May 26	27	28	29	30
31

Richardson ISD 2026–2027 Additional Days School Year (ADSY) key dates

Richardson ISD 2026–2027 Additional Days School Year (ADSY) monthly calendar

August 2026

September 2026

October 2026

November 2026

December 2026

January 2027

February 2027

March 2027

April 2027

May 2027

Richardson ISD 2026–2027 Additional Days School Year (ADSY) calendar notes

School calendar overview

Before you plan

Major school breaks

School year by the numbers

What to know

Richardson ISD 2026–2027 Additional Days School Year (ADSY) school hours & bell times

Elementary school

Junior high and middle school

High school

Pre-K programs

How the Richardson ISD ADSY calendar differs

Richardson ISD 2026–2027 Additional Days School Year (ADSY) calendar FAQs

Richardson ISD 2026–2027 Additional Days School Year (ADSY) resources

Richardson ISD official website

Richardson ISD district calendars

Official 2026-2027 ADSY Calendar PDF

Calendar approval announcement

Audelia Creek Elementary 2026-2027 Back-to-School Notice

Dover Elementary 2026-2027 Back-to-School Notice

RISD Academy 2026-2027 Back-to-School Notice

About the Richardson ISD 2026–2027 Additional Days School Year (ADSY) calendar

Data source

How dates are handled

Updates

Disclaimer

Richardson ISD 2026–2027 Additional Days School Year (ADSY) sources & verification