What grades does MARK TWAIN JR. HIGH serve?

MARK TWAIN JR. HIGH operates as a Middle school within the local district. The school serves families in the CENTER area.

Where is MARK TWAIN JR. HIGH located?

MARK TWAIN JR. HIGH is a rural school in CENTER, MO.

What is the student-teacher ratio at MARK TWAIN JR. HIGH?

The student-teacher ratio at MARK TWAIN JR. HIGH is 15:1. Lower ratios generally indicate smaller class sizes.

What schools are in CENTER, MO?

Schools in CENTER include MARK TWAIN JR. HIGH and others operated by the local district. The district serves families throughout the CENTER area.

MOMiddleCalendar available · 100 events · Auto-updating

MARK TWAIN JR. HIGH — School Calendar 2026-27

Middle|CENTER, Missouri|RALLS CO. R-II

CENTER, MO 63436

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Upcoming Events

Aug

Mon

No school/Offices ClosedEvent

Aug

Tue

First Day of School!!Event

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

Aug

Mon

No school/Offices ClosedEvent

Sep

Mon

No school/Offices ClosedEvent

Sep

Thu

MT Senior Picture DayEvent

Sep

Mon

No School / PD for StaffEvent

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School Profile

Grades

6–8

Enrollment

195

Student:Teacher

15:1

Locale

Rural

District

RALLS CO. R-II

Econ. Disadvantaged

30.8%

Phone

(573)267-3397

School Statistics

Academics (SY 2020-21)

ELA Proficiency

40-44%

Math Proficiency

30-34%

Chronic Absenteeism

9.3%

SY 2019-20

Programs & Activities (SY 2021-22)

Gifted & Talented

14 students enrolled

Student-Teacher Ratio: 8.8:1

Better 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

193

Connected devices

Staff & Support Services (SY 2021-22)

Teachers (FTE)

95% fully certified

Counselors

Nurses

0.25

School Resource Officers

0.25

Anti-Bullying Policy

District Finance (FY 2023)

Per-Pupil Spending

$10,693

Total current expenditure

Instruction Spending

$6,542

Per pupil, classroom only

Total Revenue/Pupil

$12,570

All funding sources

Funding Sources

Federal 11%State 32%Local 57%

District-level data from NCES F-33 Survey

Community Context

Median Home Value

$204,451

+4.9% 1yr+45.8% 5yr

Hannibal, MO metro area

Community Need Level

Moderate

CDC/ATSDR Social Vulnerability Index 2022

Neighborhood Indicators (Census Tract)

20.9%

Below 150% poverty line

5.2%

Unemployment rate

8.1%

Uninsured residents

8.7%

No HS diploma (25+)

Special Education (IDEA)

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

Total Students Served

142

Ages 3-21 under IDEA

School-Age (6-21)

126

Receiving special ed services

Est. % of Enrollment

65%

District rate, school may vary

Disability Categories (District)

Specific Learning Disability

39 (31%)

Other Health Impairment

35 (28%)

Speech/Language Impairment

28 (22%)

Intellectual Disability

9 (7%)

Autism

5 (4%)

Emotional Disturbance

4 (3%)

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

Enrollment Trend (2014-2025)

194

Current enrollment

Growing(+10% 5yr)

Coming Up

Mon, Aug 24, 2026

No school/Offices Closed

Event

Tue, Aug 25, 2026

First Day of School!!

Event

Mon, Aug 31, 2026

No school/Offices Closed

Event

Full School Calendar 2026-27

Date	Event	Type	Level
Mon, Sep 7, 2026	No school/Offices Closed	Event	—
Thu, Sep 10, 2026	MT Senior Picture Day	Event	—
Mon, Sep 14, 2026	No School / PD for Staff	Event	—
Mon, Sep 14, 2026	No school/Offices Closed	Event	—
Mon, Sep 21, 2026	No school/Offices Closed	Event	—
Tue, Sep 22, 2026	MT School Picture Day	Event	—
Mon, Sep 28, 2026	No school/Offices Closed	Event	—
Mon, Oct 5, 2026	No school/Offices Closed	Event	—
Sat, Oct 10, 2026	Ralls County Honor Flight Ride	Event	—
Mon, Oct 12, 2026	No school/Offices Closed	Event	—
Mon, Oct 12, 2026	No School / PD for Staff	Event	—
Mon, Oct 19, 2026	End of 1st Quarter	Event	—
Mon, Oct 19, 2026	No school/Offices Closed	Event	—
Wed, Oct 21, 2026	Parent Teacher Conferences	Staff Day	—
Fri, Oct 23, 2026	No School / Offices Closed	Event	—
Mon, Oct 26, 2026	No school/Offices Closed	Event	—
Mon, Nov 2, 2026	No school/Offices Closed	Event	—
Tue, Nov 3, 2026	MT Absentee / Retake Picture Day	Event	—
Mon, Nov 9, 2026	No School / PD for Staff	Event	—
Mon, Nov 9, 2026	No school/Offices Closed	Event	—
Mon, Nov 16, 2026	No school/Offices Closed	Event	—
Mon, Nov 23, 2026	No school/Offices Closed	Event	—
Wed, Nov 25, 2026	No School Fall Break	Break	—
Mon, Nov 30, 2026	No school/Offices Closed	Event	—
Mon, Dec 7, 2026	No school/Offices Closed	Event	—
Mon, Dec 14, 2026	No school/Offices Closed	Event	—
Mon, Dec 14, 2026	No School / PD for Staff	Event	—
Fri, Dec 18, 2026	End of 2nd Quarter	Event	—
Mon, Dec 21, 2026	No school/Offices Closed	Event	—
Tue, Dec 22, 2026	No School Winter Break	Break	—
Mon, Dec 28, 2026	No school/Offices Closed	Event	—
Mon, Jan 4, 2027	No school/Offices Closed	Event	—
Mon, Jan 4, 2027	No School / PD for Staff	Event	—
Mon, Jan 11, 2027	No school/Offices Closed	Event	—
Mon, Jan 18, 2027	No school/Offices Closed	Event	—
Mon, Jan 25, 2027	No school/Offices Closed	Event	—
Mon, Feb 1, 2027	No school/Offices Closed	Event	—
Mon, Feb 8, 2027	No school/Offices Closed	Event	—
Mon, Feb 8, 2027	No School / PD for Staff	Event	—
Mon, Feb 15, 2027	No school/Offices Closed	Event	—
Wed, Feb 17, 2027	End of 3rd Quarter	Event	—
Mon, Feb 22, 2027	No school/Offices Closed	Event	—
Mon, Mar 1, 2027	No school/Offices Closed	Event	—
Mon, Mar 8, 2027	No school/Offices Closed	Event	—
Mon, Mar 8, 2027	No School / PD for Staff	Event	—
Mon, Mar 15, 2027	No school/Offices Closed	Event	—
Mon, Mar 22, 2027	No school/Offices Closed	Event	—
Mon, Mar 29, 2027	No school/Offices Closed	Event	—
Mon, Apr 5, 2027	Snow Day Make up #1	Event	—
Mon, Apr 5, 2027	No school/Offices Closed	Event	—
Mon, Apr 12, 2027	No School / PD for Staff	Event	—
Mon, Apr 12, 2027	No school/Offices Closed	Event	—
Mon, Apr 19, 2027	No school/Offices Closed	Event	—
Mon, Apr 19, 2027	Snow Day Make up #2	Event	—
Mon, Apr 26, 2027	Snow Day Make up #3	Event	—
Mon, Apr 26, 2027	No school/Offices Closed	Event	—
Mon, May 3, 2027	No school/Offices Closed	Event	—
Mon, May 10, 2027	No school/Offices Closed	Event	—
Mon, May 17, 2027	No school/Offices Closed	Event	—
Tue, May 18, 2027	Senior Awards Night	Event	—
Wed, May 19, 2027	Senior Baccalaureate	Event	—
Wed, May 19, 2027	Senior Tea	Event	—
Sun, May 23, 2027	Graduation	Event	—
Mon, May 24, 2027	No school/Offices Closed	Event	—
Mon, May 24, 2027	No School / PD for Staff	Event	—
Fri, May 28, 2027	Last Day of School	Event	—
Fri, May 28, 2027	End of 4th Quarter	Event	—
Mon, May 31, 2027	No school/Offices Closed	Event	—
Mon, Jun 7, 2027	No school/Offices Closed	Event	—
Mon, Jun 14, 2027	No school/Offices Closed	Event	—
Mon, Jun 21, 2027	No school/Offices Closed	Event	—
Mon, Jun 28, 2027	No school/Offices Closed	Event	—