Read from the district on October 8, 2026
Platteville school calendar, 2026–2027
Key dates for 2026–2027: first day of school September 1; Thanksgiving break November 25–27; winter break December 23 to January 1; spring break March 19–26; last day of school May 28.
Next time off
Nov 25
Thanksgiving break · November 25–27
As of October 8, 2026, the day this calendar was read
School days off this year
21
across 7 separate closures
Last day of school
May 28
Friday
First day of school September 1; Thanksgiving break November 25–27; Winter break December 23 to January 1; Spring break March 19–26; Last day of school May 28;
Key dates and the month grids, on one or two sheets
Add these dates to your phoneEvery date below, in your calendar app.
Month by month
Days off: school breaks, holidays and staff days. Not days off: term milestones.
August 2026
SMTWTFS
26
27
28
29
30
31
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
1
2
3
4
5
- 19Staff day
- 27Middle School Open House
September 2026
SMTWTFS
30
31
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
1
2
3
- 1First day
- 7Labor Day
October 2026
SMTWTFS
27
28
29
30
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
November 2026
SMTWTFS
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
1
2
3
4
5
- 25–27Thanksgiving break
December 2026
SMTWTFS
29
30
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
1
2
- 23 onWinter break
January 2027
SMTWTFS
27
28
29
30
31
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
1
2
3
4
5
6
- to 1Winter break
- 18MLK Day
- 22No school
February 2027
SMTWTFS
31
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
1
2
3
4
5
6
- 18No school
March 2027
SMTWTFS
28
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
1
2
3
- 16Testing
- 19–26Spring break
April 2027
SMTWTFS
28
29
30
31
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
1
May 2027
SMTWTFS
25
26
27
28
29
30
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
1
2
3
4
5
- 21Graduation
- 28Last day
- 31Memorial Day
School break
Holiday, no school
Staff day, no students
Term milestone
Key dates
| What | Dates | School days | Back to school | Same dates in Wisconsin |
|---|---|---|---|---|
| First day of school | September 1 | — | — | 9 of 11 · Wisconsin first day of school 2026, by district |
| Thanksgiving break | November 25–27 | 3 | Monday, November 30 | 10 of 13 · Wisconsin Thanksgiving break 2026, by district |
| Winter break | December 23 to January 1 | 8 | Monday, January 4 | 10 of 14 · Wisconsin winter break 2026–27, by district |
| Spring break | March 19–26 | 6 | Monday, March 29 | 1 of 14 · Wisconsin spring break 2027, by district |
| Last day of school | May 28 | — | — | 2 of 14 · Wisconsin last day of school 2027, by district |
- Longest closure
- Winter break, December 23 to January 1 (8 school days)
- One-day closures
- 4
- Closures starting Tuesday to Thursday
- 3
- Staff days, no students
- none published
- Early-release days
- none published
- Most days off in one month
- December, 7 school days
- Months with no day off
- October, April and May
- Longest run of school days
- 56, September 8 to November 24
Earliest last day of school of the 14 Wisconsin districts we read, tied with School District of Denmark: Friday, May 28.
Every date
| Date | What it is | Time off | District’s own wording |
|---|---|---|---|
| August 19 | Teacher work day, no students | — | Professional Learning - Platteville School District |
| August 27 | Middle School Open House | — | Middle School Open House |
| August 27 | Neal Wilkins Open House | — | Neal Wilkins Open House |
| September 1 | First day of school | — | First Day of School |
| September 7 | Labor Day | 1 school day | Holiday - No School |
| November 25–27 | Thanksgiving break | 3 school days | Fall Break |
| December 23 to January 1 | Winter break | 8 school days | Winter Break - No School |
| January 18 | Martin Luther King Jr. Day | 1 school day | Holiday - No School |
| January 22 | No school | 1 school day | No School |
| February 18 | No school | 1 school day | No School for Current 4K Students |
| March 16 | Testing | — | ACT and PRE-ACT SECURE TEST DAY |
| March 19–26 | Spring break | 6 school days | Spring Break - No School; Mar 19: No School |
| May 21 | Graduation | — | High School Graduation |
| May 28 | Last day of school | — | Last Day of School |
| May 31 | Memorial Day | — | Holiday - No School |
Sources
- District’s calendar: https://www.platteville.k12.wi.us/events (the source)
- District website: https://www.platteville.k12.wi.us
- Calendar feed read on October 8, 2026:
https://thrillshare-cmsv2.services.thrillshare.com/api/v4/o/13796/cms/events
How these dates are read and labeled: Methodology.