SchoolDates
Read from the district on October 8, 2026

Miamisburg City school calendar, 2026–2027

Key dates for 2026–2027: first day of school August 12; fall break and one more day off October 12–19; Thanksgiving break November 25–27; winter break and two more days off December 21 to January 6; spring break March 26 to April 2; last day of school May 26.

Next time off Oct 12 Fall break + 1 more day off · October 12–19 As of October 8, 2026, the day this calendar was read
School days off this year 36 across 10 separate closures
Last day of school May 26 Wednesday
First day of school August 12; Fall break + 1 more day off October 12–19; Thanksgiving break November 25–27; Winter break + 2 more days off December 21 to January 6; Spring break March 26 to April 2; Last day of school May 26;
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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
  • 6Bear Preschool Open House
  • 7Middle School Open House
  • 10High School Open House
  • 12First day
  • 13First day for some students
  • 17First day for some grades

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
  • 7Labor Day
  • 18Staff day
  • 24Conferences

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
  • 6Conferences
  • 8Conferences
  • 12–16Fall break
  • 19Staff day

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
  • 3Staff day
  • 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
  • 9MHS Holiday Hop Art Show
  • 16Testing
  • 17Testing
  • 18Testing
  • 21 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 4Winter break
  • 5Staff day
  • 6Staff day
  • 18MLK Day

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
  • 2Conferences
  • 4Conferences
  • 10Conferences
  • 11Staff day
  • 12No school
  • 15Presidents Day
  • 23Testing

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
  • 9Testing
  • 15Staff day
  • 26 onSpring 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
  • to 2Spring break
  • 27Testing
  • 28Testing
  • 29Testing

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
  • 22Graduation
  • 23Graduation
  • 24Testing
  • 25Testing
  • 26Testing
School break Holiday, no school Staff day, no students Term milestone

Key dates

Key dates · 2026–2027
WhatDatesSchool daysBack to schoolSame dates in Ohio
First day of schoolAugust 12——1 of 28 · Ohio first day of school 2026, by district
Fall break + 1 more day offOctober 12–196Tuesday, October 201 of 3 · Ohio fall break 2026, by district
Thanksgiving breakNovember 25–273Monday, November 3018 of 37 · Ohio Thanksgiving break 2026, by district
Winter break + 2 more days offDecember 21 to January 613Thursday, January 75 of 36 · Ohio winter break 2026–27, by district
Spring breakMarch 26 to April 26Monday, April 511 of 36 · Ohio spring break 2027, by district
Last day of schoolMay 26——11 of 34 · Ohio last day of school 2027, by district
Longest closure
Winter break + 2 more days off, December 21 to January 6 (13 school days)
One-day closures
5
Closures starting Tuesday to Thursday
3
Staff days, no students
7: Sep 18, Oct 19, Nov 3, Jan 5, Jan 6, Feb 11 and 1 more
Early-release days
none published
Most days off in one month
December, 9 school days
Months with no day off
August and May
Longest run of school days
38, April 5 to May 26
Nearly the same breaks as
Bay Village City and Reading Community City

Earliest first day of school of the 28 Ohio districts we read: Wednesday, August 12.

Most school days off of the 35 Ohio districts we read with a complete calendar: 36.

Every date

Every published date · Miamisburg City · 2026–2027
DateWhat it isTime offDistrict’s own wording
August 6Bear Preschool Open House—Bear Preschool Open House
August 7Middle School Open House—Middle School Open House
August 7Open House—Open House
August 7Primary (K-2) Building Open Houses—Primary (K-2) Building Open Houses
August 10High School Open House—High School Open House
August 10Intermediate (3-5) Buildings Open Houses—Intermediate (3-5) Buildings Open Houses
August 12First day of school—First Day of School for grades K-5, 6, & 9
August 13First day for some students—First Day of School for grades
August 17First day for some grades—First Day of Preschool
September 7Labor Day1 school dayLabor Day - No School
September 18Teacher work day, no students1 school dayPD Day - No School
September 24Parent-teacher conferences—MHS Parent-Teacher Conferences
October 6Parent-teacher conferences—Parent-Teacher Conferences
October 8Parent-teacher conferences—Parent-Teacher Conferences
October 12–16Fall break5 school daysFall Break
October 19Teacher work day, no students1 school dayStaff In Service Day - No School
November 3Teacher work day, no students1 school dayPD Day - No School
November 25–27Thanksgiving break3 school daysThanksgiving Vacation - No School
December 9MHS Holiday Hop Art Show—MHS Holiday Hop Art Show
December 16Testing—MHS Semester Exams
December 17Testing—MHS Semester Exams
December 18Testing—MHS Semester Exams
December 21 to January 4Winter break11 school daysWinter Break
January 5Teacher work day, no students1 school dayTeacher Work Day - No School
January 6Teacher work day, no students1 school dayPD Day - No School
January 18Martin Luther King Jr. Day1 school dayMLK Day - No School
February 2Parent-teacher conferences—Parent-Teacher Conferences
February 4Parent-teacher conferences—Parent-Teacher Conferences
February 10Parent-teacher conferences—MHS Parent-Teacher Conferences
February 11Teacher work day, no students1 school dayPD Day - No School
February 12No school1 school dayNo School
February 15Presidents Day1 school dayPresident's Day - No School
February 23Testing—ACT (Juniors)
March 9Testing—ACT Make-Up (Juniors)
March 15Teacher work day, no students1 school dayTeacher Work Day - No School
March 26 to April 2Spring break6 school daysSpring Break
April 27Testing—MHS State Testing Make-Up Testing
April 28Testing—MHS State Testing Make-Up Testing
April 29Testing—MHS State Testing Make-Up Testing
May 22Graduation—Graduation Class of 2027 (Plan A)
May 23Graduation—Graduation Class of 2027 (Plan C)
May 24Testing—MHS Final Exams
May 25Testing—MHS Final Exams
May 26Testing—MHS Final Exams
May 26Last day of school—Student's Last Day of School

Sources

  1. District’s calendar: https://www.miamisburgcityschools.org/events (the source)
  2. District website: https://www.miamisburgcityschools.org
  3. Calendar feed read on October 8, 2026: https://thrillshare-cmsv2.services.thrillshare.com/api/v4/o/11437/cms/events
  4. Ohio Revised Code § 3313.48 — instructional hours rather than days — 910 hours in grades one to six and 1,001 in grades seven to twelve

How these dates are read and labeled: Methodology.

Other Ohio districts

Reading Community City: 35 school days off Westfall Local: 34 school days off Mogadore Local: 31 school days off Bay Village City: 29 school days off