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Mason City — District Profile & Schools

Mason, Ohio · Warren County

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Key Dates — Mason City School Calendar

The last day of school in Mason City is Fri, May 22, 2026, according to the district's published calendar.

Last day of school
Fri, May 22, 2026
Memorial Day
Mon, May 25, 2026
10,289
Students
4
Schools
21.7:1
Student-Teacher
475 teachers
-1 - 12
Grades

Quick Facts

2,572
Avg. School Size
1,865
Total Staff

Mason City Calendar

22 events

Mon, Aug 11

PD Day

Professional Work Day

No School for students

Tue, Aug 12

Event

Family Welcome Day

Mason Early Childhood Center

Wed, Aug 13

Event

Family Welcome Day

MECC, MI, MMS, MHS

Thu, Aug 14

Event

MCS Day 1 - Staggered Start

K-6 Last Names A-L, Grades 7, 9, & 12

Fri, Aug 15

Event

MCS Day 1 - Staggered Start

K-6 Last Names M-Z, Grades 8, 10, & 11

Mon, Aug 18

Event

First Day of School

MCS Day 2 - All Students

Mon, Sep 1

Holiday

Labor Day

No School

Fri, Sep 26

Event

Journey Day

No In-Person Learning

Oct 13 - 14

PD Day

Professional Work Day

No School for students

Fri, Nov 21

Event

Journey Day

No In-Person Learning

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Data source: official Mason City website · Last verified Jul 2, 2026 · How we verify this data

Contact

Address
211 N East St
Mason, OH 45040
Phone
(513)398-0474

Staff & Students

Teachers (FTE)
475
Total Staff
1,865
Data Source
NCES Common Core of Data
School Year 2023-24

Frequently Asked Questions about Mason City

The last day of school in Mason City is Fri, May 22, 2026, according to the district's published calendar.

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