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MESNIER PRIMARY SCH. — School Calendar 2026-27

Primary|ST LOUIS, Missouri|AFFTON 101

ST LOUIS, MO 63123

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Upcoming Events

Aug
17
Mon
First Day Back for TeachersEvent
Aug
17
Mon
First Day Back for TeachersEvent
Aug
24
Mon
First Day of School Event

Confirm bus route and pickup time. Early dismissal may apply.

Aug
24
Mon
Classes BeginEvent
Aug
24
Mon
Classes BeginEvent
Aug
24
Mon
First Day of School Event

Confirm bus route and pickup time. Early dismissal may apply.

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School Profile

Grades
PK–2
Enrollment
723
Student:Teacher
14.8:1
Locale
Suburban
District
AFFTON 101
Econ. Disadvantaged
29.9%

School Statistics

Programs & Activities (SY 2021-22)

Gifted & Talented
22 students enrolled
Student-Teacher Ratio: 16.8:1
Worse than average in MO

Technology & Internet Access (SY 2021-22)

1:1 Devices
Student devices available
Wi-Fi
Campus-wide wireless
Fiber Internet
High-speed connection
597
Connected devices

Staff & Support Services (SY 2021-22)

Teachers (FTE)
44
100% fully certified
Counselors
2
Nurses
2
Anti-Bullying Policy

District Finance (FY 2023)

Per-Pupil Spending
$12,103
Total current expenditure
Instruction Spending
$7,234
Per pupil, classroom only
Total Revenue/Pupil
$16,561
All funding sources
Funding Sources
Federal 6%State 13%Local 81%
District-level data from NCES F-33 Survey

Community Context

Median Home Value
$265,644
+2.5% 1yr+31.0% 5yr
St. Louis, MO metro area
Community Need Level
Moderate
CDC/ATSDR Social Vulnerability Index 2022
Neighborhood Indicators (Census Tract)
15.6%
Below 150% poverty line
4.4%
Unemployment rate
5.9%
Uninsured residents
5.9%
No HS diploma (25+)

Special Education (IDEA)

District-level data from IDEA Part B · Students ages 3-21 served under IDEA

Total Students Served
437
Ages 3-21 under IDEA
School-Age (6-21)
437
Receiving special ed services
Est. % of Enrollment
60%
District rate, school may vary
Disability Categories (District)
Other Health Impairment
117 (27%)
Specific Learning Disability
89 (20%)
Autism
79 (18%)
Speech/Language Impairment
68 (16%)
Emotional Disturbance
37 (8%)
Intellectual Disability
19 (4%)

Source: U.S. Department of Education, IDEA Section 618 Data · District-level counts · Individual school figures may differ

Enrollment Trend (2014-2025)

741
Current enrollment
Growing(+19% 5yr)

Coming Up

Mon, Aug 17, 2026
First Day Back for Teachers
Event
Mon, Aug 17, 2026
First Day Back for Teachers
Event
Mon, Aug 24, 2026
First Day of School
Event

Full School Calendar 2026-27

DateEvent
Mon, Sep 7, 2026
No School - Labor Day
Mon, Sep 7, 2026
Labor Day - No School
Mon, Sep 7, 2026
Labor Day - No School
Mon, Sep 7, 2026
No School - Labor Day
Tue, Sep 8, 2026
Board of Education Meeting
Tue, Sep 8, 2026
Board of Education Meeting
Wed, Sep 16, 2026
Meet Me at the Pitch- Kindergarten Event
Game time: 6:00 pmCeremony: 6:40 pm
Wed, Sep 16, 2026
Meet Me at the Pitch- Kindergarten Event
Game time: 6:00 pmCeremony: 6:40 pm
Tue, Sep 29, 2026
Board of Education Meeting
Tue, Sep 29, 2026
Board of Education Meeting
Tue, Oct 13, 2026
Board of Education Meeting
Tue, Oct 13, 2026
Board of Education Meeting
Fri, Oct 16, 2026
PK-12 Early Dismissal
Fri, Oct 16, 2026
Early Dismissal (1/2 record day for teachers)
Fri, Oct 16, 2026
End of First Quarter
Fri, Oct 16, 2026
Half Record Day
Fri, Oct 16, 2026
Half Record Day
Fri, Oct 16, 2026
PK-12 Early Dismissal
Fri, Oct 16, 2026
Early Dismissal (1/2 record day for teachers)
Fri, Oct 16, 2026
End of First Quarter
Fri, Oct 23, 2026
End of First Quarter
Fri, Oct 23, 2026
End of First Quarter
Fri, Oct 30, 2026
No School / All
Fri, Oct 30, 2026
No School (Compensation Day)
Fri, Oct 30, 2026
No School (Compensation Day)
Fri, Oct 30, 2026
No School / All
Mon, Nov 2, 2026
No school- Fall break
Mon, Nov 2, 2026
No School - Fall Break
Mon, Nov 2, 2026
No school- Fall break
Mon, Nov 2, 2026
No School - Fall Break
Tue, Nov 3, 2026
Election Day
Tue, Nov 3, 2026
No School - Professional Development day for teachers
Tue, Nov 3, 2026
PD Day - No School
Tue, Nov 3, 2026
Election Day
Tue, Nov 3, 2026
No School - Professional Development day for teachers
Tue, Nov 3, 2026
PD Day - No School
Tue, Nov 10, 2026
Board of Education Meeting
Tue, Nov 10, 2026
Board of Education Meeting
Wed, Nov 25, 2026
Thanksgiving Break
Wed, Nov 25, 2026
Thanksgiving Break - No School
Wed, Nov 25, 2026
Thanksgiving Break
Wed, Nov 25, 2026
Thanksgiving Break - No School
Tue, Dec 8, 2026
Board of Education Meeting
Tue, Dec 8, 2026
Board of Education Meeting
Mon, Dec 14, 2026
Rogers Middle and Affton High School Choir Concert
Mon, Dec 14, 2026
Rogers Middle and Affton High School Choir Concert
Mon, Dec 21, 2026
Early Dismissal / Record Day 9th - 12th grade
Mon, Dec 21, 2026
9-12 Early Dismissal for Students
Mon, Dec 21, 2026
9-12 Early Dismissal for Students
Mon, Dec 21, 2026
Early Dismissal / Record Day 9th - 12th grade
Tue, Dec 22, 2026
PK-12 Early Dismissal / Record Day
Tue, Dec 22, 2026
Prek-12 - Early Dismissal for Students
Tue, Dec 22, 2026
End of Second Quarter
Tue, Dec 22, 2026
Prek-12 - Early Dismissal for Students
Tue, Dec 22, 2026
End of Second Quarter
Tue, Dec 22, 2026
PK-12 Early Dismissal / Record Day
Wed, Dec 23, 2026
Winter Break
Wed, Dec 23, 2026
Winter break
Wed, Dec 23, 2026
Winter break
Wed, Dec 23, 2026
Winter Break
Mon, Jan 4, 2027
PD Day - No School
Mon, Jan 4, 2027
PD Day for Staff
Mon, Jan 4, 2027
PD Day for Staff
Mon, Jan 4, 2027
PD Day - No School
Tue, Jan 5, 2027
Classes Resume
Tue, Jan 5, 2027
Classes resume
Tue, Jan 5, 2027
Classes resume
Tue, Jan 5, 2027
Classes Resume
Tue, Jan 12, 2027
Board of Education Meeting
Tue, Jan 12, 2027
Board of Education Meeting
Mon, Jan 18, 2027
Martin Luther King Jr. Day - No School
Mon, Jan 18, 2027
No School - Martin Luther King Jr. Day
Mon, Jan 18, 2027
Martin Luther King Jr. Day - No School
Mon, Jan 18, 2027
No School - Martin Luther King Jr. Day
Tue, Feb 9, 2027
Board of Education Meeting
Tue, Feb 9, 2027
Board of Education Meeting
Thu, Feb 11, 2027
Parent Teacher Conferences
Thu, Feb 11, 2027
Parent Teacher Conferences
Fri, Feb 12, 2027
PK-12 Early Dismissal
Fri, Feb 12, 2027
Early dismissal for all
Fri, Feb 12, 2027
Early dismissal for all
Fri, Feb 12, 2027
PK-12 Early Dismissal
Mon, Feb 15, 2027
No School - Presidents' Day
Mon, Feb 15, 2027
Presidents' Day - No School
Mon, Feb 15, 2027
No School - Presidents' Day
Mon, Feb 15, 2027
Presidents' Day - No School
Wed, Mar 3, 2027
Senior Year Prep Night for Class of 2028
Tue, Mar 9, 2027
PD Day - No School
Tue, Mar 9, 2027
Board of Education Meeting
Tue, Mar 9, 2027
No School for Students / PD day for staff
Tue, Mar 9, 2027
Board of Education Meeting
Tue, Mar 9, 2027
No School for Students / PD day for staff
Tue, Mar 9, 2027
PD Day - No School
Fri, Mar 12, 2027
End of Third Quarter
Fri, Mar 12, 2027
Early Dismissal for students
Fri, Mar 12, 2027
Half record day for staff
Fri, Mar 12, 2027
Half record day for staff
Fri, Mar 12, 2027
Early Dismissal for students
Fri, Mar 12, 2027
PK- 12 Early Dismissal
Fri, Mar 12, 2027
Half Records Day
Fri, Mar 12, 2027
End of third Quarter
Fri, Mar 12, 2027
PK- 12 Early Dismissal
Fri, Mar 12, 2027
Half Records Day
Fri, Mar 12, 2027
End of third Quarter
Fri, Mar 12, 2027
End of Third Quarter
Mon, Mar 15, 2027
Spring Break
Mon, Mar 15, 2027
Spring Break - No School
Mon, Mar 15, 2027
Spring Break - No School
Mon, Mar 15, 2027
Spring Break
Fri, Mar 26, 2027
Spring Holiday - No School
Fri, Mar 26, 2027
No School - Spring Holiday
Fri, Mar 26, 2027
No School - Spring Holiday
Fri, Mar 26, 2027
Spring Holiday - No School
Tue, Apr 13, 2027
Board of Education Meeting
Tue, Apr 13, 2027
Board of Education Meeting
Fri, Apr 16, 2027
No School - Spring Weekend
Fri, Apr 16, 2027
No school - Spring Weekend
Fri, Apr 16, 2027
No School - Spring Weekend
Fri, Apr 16, 2027
No school - Spring Weekend
Fri, Apr 30, 2027
Rogers Middle and Affton High School Choir Concert
Fri, Apr 30, 2027
Rogers Middle and Affton High School Choir Concert
Tue, May 11, 2027
Board of Education Meeting
Tue, May 11, 2027
Board of Education Meeting
Fri, May 21, 2027
PK-8 Early Dismissal / Record Day
Fri, May 21, 2027
PK-8 Early Dismissal / Record Day
Thu, May 27, 2027
9-12 Early Dismissal / Record Day for staff
Thu, May 27, 2027
9-12 Early Dismissal / Record Day for staff
Thu, May 27, 2027
9th - 12th Early Dismissal
Thu, May 27, 2027
9th - 12th Early Dismissal
Fri, May 28, 2027
Possible Last Day of Classes
Fri, May 28, 2027
PreK - 12 Early Dismissal
Fri, May 28, 2027
End of Fourth Quarter
Fri, May 28, 2027
Possible Last Day of Classes
Fri, May 28, 2027
PreK - 12 Early Dismissal
Fri, May 28, 2027
PK - 12 Early Dismissal
Fri, May 28, 2027
PK - 12 Early Dismissal
Fri, May 28, 2027
End of Fourth Quarter
Mon, May 31, 2027
Memorial Day - No School
Mon, May 31, 2027
Memorial Day - No School
Tue, Jun 8, 2027
Board of Education Meeting
Tue, Jun 8, 2027
Board of Education Meeting
Fri, Jun 18, 2027
Juneteenth Observed - No School
Fri, Jun 18, 2027
Juneteenth Observed - No School
Sat, Jun 26, 2027
Board of Education Meeting
Sat, Jun 26, 2027
Board of Education Meeting

Showing 145 events for the 2026-27 school year

Frequently Asked Questions about MESNIER PRIMARY SCH.

MESNIER PRIMARY SCH. has a total enrollment of 723 students and serves grades Primary. The school is part of the local school district in ST LOUIS, MO.

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School profiles: Data from NCES Common Core of Data. Calendar events from district calendar sources, updated automatically. · How we verify this data