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Pettis County

Missouri · Public K-12

Pettis County in Missouri has 20 public K-12 schools in service today, collectively responsible for roughly 6,820 students with Sedalia 200 the largest district. By grade band, the county runs 11 elementary, 2 middle, and 6 high schools.

7-year change in Pettis County

SY 2017-18 vs SY 2024-25
Total enrollment
6,820
-138 (-2%) vs SY 2017-18
School count
19
0 (0%) vs SY 2017-18
% White
70%
was 75%
% Hispanic
19%
was 15%
% Black
3%
was 4%
% Asian
1%
was 1%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Schools
20
8 districts
Enrollment
6,820
NCES CCD
Median income
$60,430
Below Missouri avg
Free/reduced lunch
61.2%
Above Missouri avg
Elementary
11
3,020 students
Middle
2
1,529 students
High
6
2,260 students
Combined / other
1
11 students
LARGEST DISTRICT
SEDALIA 200
5,209 students · 8 districts in Pettis County

County vs. school enrollment demographics

Left bar is the racial makeup of Pettis County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".

County residents
White
84%
Hispanic
10%
Black
3%
Asian
1%
Two or more
8%
Native American
1%
Pacific Islander
0%
School enrollment
White
70%
Hispanic
19%
Black
3%
Asian
1%
Two or more
7%
Native American
0%
Pacific Islander
0%
Bachelor's+
18.4%
adults 25+
Poverty rate
10.0%
ACS 5-year
Unemployment
3.8%
civilian labor
Median age
38
25.1% under 18

Test scores in Pettis County

Latest 2024-25 ELA proficiency, 13 schools ranked. Missouri state average: 49.5%.

Top 5 schools (ELA)
  1. HORACE MANN ELEM.· 70.0%
  2. SKYLINE ELEM.· 70.0%
  3. SMITHTON ELEM.· 55.7%
  4. NORTHWEST ELEM.· 48.5%
  5. GREEN RIDGE HIGH· 43.5%
Lowest 5 schools (ELA)
  1. GREEN RIDGE ELEM.· 24.1%
  2. SMITH COTTON JUNIOR HIGH SCHL· 25.2%
  3. HEBER HUNT ELEM.· 27.0%
  4. LA MONTE ELEM.· 32.0%
  5. SMITHTON HIGH· 33.7%

See all 13 schools in Pettis County ranked by score →

All schools (20)

NameCityLevelGradesEnrollmentRating
SMITH-COTTON HIGH SCHOOLSedaliaHigh09-121,551·
SMITH COTTON JUNIOR HIGH SCHLSedaliaMiddle06-081,133·
SKYLINE ELEM.SedaliaElementaryKG-04483·
HEBER HUNT ELEM.SedaliaElementaryKG-04448·
PARKVIEW ELEM.SedaliaElementaryKG-04447·
SEDALIA MIDDLE SCHOOLSedaliaMiddle05-05396·
SMITHTON ELEM.SmithtonElementaryPK-06288·
HORACE MANN ELEM.SedaliaElementaryKG-04276·
EARLY CHILDHOOD CTR.SedaliaElementaryPK-PK260·
SMITHTON HIGHSmithtonHigh07-12217·
WASHINGTON ELEM.SedaliaElementaryKG-04215·
GREEN RIDGE HIGHGreen RidgeHigh07-12181·
GREEN RIDGE ELEM.Green RidgeElementaryKG-06171·
NORTHWEST HIGHHughesvilleHigh07-12167·
LA MONTE ELEM.La MonteElementaryPK-06161·
NORTHWEST ELEM.HoustoniaElementaryPK-06161·
LA MONTE HIGHLa MonteHigh07-12144·
PETTIS CO. ELEM.SedaliaElementaryPK-08110·
E W ThompsonSedaliaCombinedKG-1211·
STATE FAIRSedaliaHigh09-120·

Cities in Pettis County

Sedalia12 schoolsGreen Ridge2 schoolsLa Monte2 schoolsSmithton2 schoolsHoustonia1 schoolHughesville1 school

About Pettis County

In Missouri, Pettis County is a compact county of about 43,397 residents. 20 public schools across the county teaches about 6,820 students between them.

Looking at the wider area, census numbers show the median household earns about $60,430 a year, about 18% of adults have a bachelor's degree or above, and the federal-poverty share is near 10%.

Looking at the level breakdown, Pettis County comprises 11 elementary schools (3,020 students), 2 middle schools (1,529), 6 high schools (2,260), and 1 combined or other schools.

The largest single district in Pettis County is SEDALIA 200, which alone enrolls about 5,209 students.

Trend over the past 7 years. Across the same 7-year window, public-school enrollment held roughly steady: 6,958 students in SY 2017-18 versus 6,820 in SY 2024-25. On the demographic side, White enrollment moved from 75% to 70% over the same window.

On this page, the community for Pettis County discusses enrollment trends, district policy changes, and bus-route updates. Parents, students, and educators in the area can post or comment.

Frequently asked questions

How many public schools are in Pettis County?
Pettis County, Missouri has 20 public K-12 schools serving approximately 6,820 students.
How many high schools are in Pettis County?
Pettis County, Missouri has 6 public high schools, serving approximately 2,260 students.
How many middle schools are in Pettis County?
Pettis County, Missouri has 2 public middle schools, serving approximately 1,529 students.
How many elementary schools are in Pettis County?
Pettis County, Missouri has 11 public elementary schools, serving approximately 3,020 students.
What is the largest school district in Pettis County?
SEDALIA 200 is the largest school district in Pettis County, serving approximately 5,209 students. The county contains 8 school districts overall.
What is the population of Pettis County?
Pettis County, Missouri has a population of approximately 43,397, with a median age of 38. About 25.1% of residents are under 18.
What is the median household income in Pettis County?
Median household income in Pettis County is $60,430, below the Missouri average of $61,285. About 10.0% of residents live below the federal poverty line.
How educated are residents of Pettis County?
Approximately 18.4% of adults 25 and older in Pettis County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Pettis County qualify for free or reduced lunch?
Roughly 61.2% of students in Pettis County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is higher than the Missouri county average of 54.0%.
What is the student-teacher ratio in Pettis County schools?
Across Pettis County public schools, the enrollment-weighted student-teacher ratio is approximately 13.2 to 1.

Pettis County school rankings

Largest schoolsAll rankings →
DATA · Census ACS 5-year · NCES Common Core of Data