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Jefferson County

Missouri · Public K-12

Public education in Jefferson County reaches 36,216 students across 69 schools. Fox C-6 is the largest district at 10,258 students. By grade band, the county runs 37 elementary, 15 middle, and 14 high schools.

7-year change in Jefferson County

SY 2017-18 vs SY 2024-25
Total enrollment
36,216
+1,818 (+5%) vs SY 2017-18
School count
67
+3 (+5%) vs SY 2017-18
% White
86%
was 93%
% Hispanic
5%
was 2%
% Black
5%
was 2%
% Asian
1%
was 1%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Schools
69
14 districts
Enrollment
36,216
NCES CCD
Median income
$82,851
Above Missouri avg
Free/reduced lunch
37.8%
Below Missouri avg
Elementary
37
14,258 students
Middle
15
7,755 students
High
14
10,266 students
Combined / other
3
3,937 students
LARGEST DISTRICT
FOX C-6
10,258 students · 14 districts in Jefferson County

County vs. school enrollment demographics

Left bar is the racial makeup of Jefferson 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
89%
Hispanic
3%
Black
1%
Asian
1%
Two or more
8%
Native American
0%
Pacific Islander
0%
School enrollment
White
86%
Hispanic
5%
Black
5%
Asian
1%
Two or more
4%
Native American
0%
Pacific Islander
0%
Bachelor's+
24.7%
adults 25+
Poverty rate
6.2%
ACS 5-year
Unemployment
3.2%
civilian labor
Median age
40
22.5% under 18

Test scores in Jefferson County

Latest 2024-25 ELA proficiency, 42 schools ranked. Missouri state average: 49.5%.

Lowest 5 schools (ELA)
  1. NORTHWEST VALLEY SCH.· 8.5%
  2. BRENNAN WOODS ELEM.· 12.6%
  3. Missouri Virtual Academy· 15.5%
  4. FOX MIDDLE· 20.5%
  5. PEVELY ELEM.· 30.4%

See all 42 schools in Jefferson County ranked by score →

All schools (69)

NameCityLevelGradesEnrollmentRating
Missouri Virtual AcademyHillsboroCombinedKG-123,895·
NORTHWEST HIGHCedar HillHigh09-121,788·
SECKMAN SR. HIGHImperialHigh09-121,737·
FOX SR. HIGHArnoldHigh09-121,660·
HILLSBORO HIGHHillsboroHigh09-121,050·
FESTUS ELEM.FestusElementaryKG-031,045·
FESTUS SR. HIGHFestusHigh09-121,019·
WINDSOR HIGHImperialHigh09-12887·
DESOTO SR. HIGHDesotoHigh09-12862·
FESTUS INTERMEDIATEFestusMiddle04-06804·
PEVELY ELEM.PevelyElementaryKG-05714·
SECKMAN MIDDLEImperialMiddle06-08687·
NORTHWEST VALLEY SCH.House SpringsMiddle06-08686·
HILLSBORO MIDDLE ELEM.HillsboroMiddle04-06682·
VINELAND ELEM.DesotoElementaryKG-06653·
WINDSOR INTERMEDIATEImperialElementary03-05626·
WINDSOR MIDDLEImperialMiddle06-08608·
FOX MIDDLEArnoldMiddle06-08570·
WOODRIDGE MIDDLE SCHOOLHigh RidgeMiddle06-08569·
RIDGEWOOD MIDDLEArnoldMiddle06-08567·
ANTONIA MIDDLE SCHOOLBarnhartMiddle06-08535·
GEORGE GUFFEY ELEM.FentonElementaryKG-05523·
WINDSOR ELEM.ImperialElementaryPK-02497·
HILLSBORO JR. HIGHHillsboroMiddle07-08492·
FESTUS MIDDLEFestusMiddle07-08486·
BRENNAN WOODS ELEM.High RidgeElementaryKG-05470·
HERCULANEUM HIGHHerculaneumHigh09-12466·
ATHENA ELEM.DesotoElementaryKG-06465·
HOUSE SPRINGS ELEM.House SpringsElementaryKG-05462·
HILLSBORO ELEM.HillsboroElementary02-03459·
ANTONIA ELEM.ImperialElementaryKG-05452·
MURPHY ELEM.High RidgeElementaryKG-05433·
HILLSBORO PRIMARYHillsboroElementaryKG-01429·
SECKMAN ELEM.ImperialElementaryKG-05428·
CEDAR SPRINGS ELEM.House SpringsElementaryKG-05425·
MAPLE GROVE ELEM.DittmerElementaryKG-05425·
RICHARD SIMPSON ELEM.ArnoldElementaryKG-05410·
CLYDE HAMRICK ELEM.ImperialElementaryKG-05386·
ROCKPORT HEIGHTS ELEM.ArnoldElementaryKG-05386·
LONE DELL ELEM.ArnoldElementaryKG-05381·
MERAMEC HEIGHTS ELEM.ArnoldElementaryKG-05376·
FOX ELEM.ArnoldElementaryKG-05355·
SENN-THOMAS MIDDLEHerculaneumMiddle06-08347·
SHERWOOD ELEM.ArnoldElementaryKG-05347·
DESOTO JR. HIGHDesotoMiddle07-08338·
RAYMOND NANCY HODGE ELEM.ImperialElementaryKG-05333·
HIGH RIDGE ELEM.High RidgeElementaryKG-05327·
CRYSTAL CITY ELEM.Crystal CityElementaryPK-06324·
SUNRISE ELEM.DesotoElementaryPK-08318·
JEFFERSON HIGH SCHOOLFestusHigh09-12300·
JAMES E. FREER ELEM.BarnhartElementaryPK-02276·
DANBY-RUSH TOWER MIDDLEFestusMiddle06-08246·
CRYSTAL CITY HIGHCrystal CityHigh07-12238·
GRANDVIEW HIGHHillsboroHigh09-12237·
GRANDVIEW ELEM.HillsboroElementaryPK-04231·
HOUSE SPRINGS EARLY CHILD CTRHouse SpringsElementaryPK-PK230·
TELEGRAPH INTERMEDIATEFestusElementary03-05230·
PLATTIN PRIMARYFestusElementaryKG-02203·
TAYLOR EARLY CHILDHOODHerculaneumElementaryPK-PK170·
EARLY CHILDHOOD CTR.DesotoElementaryPK-PK146·
Festus Early Childhood CenterFestusElementaryPK-PK141·
GRANDVIEW MIDDLEHillsboroMiddle05-08138·
DON EARL EARLY CHILDHOOD CTR.ArnoldElementaryPK-PK125·
JEFFERSON R-VII PRESCHOOLFestusElementaryPK-PK57·
MAPAVILLE SCHOOLMapavilleCombinedKG-1237·
NEW DAY - DAY TREATMENTHillsboroHigh06-1222·
JUVENILE DETENTION CTR.HillsboroCombined01-125·
HILLSBORO TREATMENT CTR.HillsboroHigh06-120·
JEFFERSON COLLEGEHillsboroHigh10-120·

Cities in Jefferson County

Hillsboro13 schoolsArnold10 schoolsFestus9 schoolsImperial9 schoolsDesoto6 schoolsHigh Ridge4 schoolsHouse Springs4 schoolsHerculaneum3 schoolsBarnhart2 schoolsCrystal City2 schoolsCedar Hill1 schoolDittmer1 schoolFenton1 schoolFestus1 schoolImperial1 schoolMapaville1 schoolPevely1 school

About Jefferson County

Across the medium-population Missouri county of Jefferson County of about 229,458 residents, the public-school footprint covers 69 schools and about 36,216 students.

Stepping back, census numbers show median household income runs near $82,851, 25% of adults hold a bachelor's degree or higher, and the poverty rate is around 6%. That income level is 35% noticeably above the Missouri median.

On the school-mix side, Jefferson County spans 37 elementary schools (14,258 students), 15 middle schools (7,755), 14 high schools (10,266), and 3 combined or other schools.

FOX C-6 is the biggest district by enrollment, covering about 10,258 students across Jefferson County.

Over the past 7-year window. Combined enrollment now sits at 36,216 students, rose 5% from the 34,398 reported in SY 2017-18. The school count climbed from 64 to 67 across the same 7-year window. The White share of public-school enrollment fell from 93% to 86%.

Within the allk12 community for this area, the community for Jefferson County discusses school events, board meetings, and seasonal calendars. Parents, students, and educators in the area can post or comment.

Frequently asked questions

How many K-12 schools serve Jefferson County?
There are 69 public K-12 schools in Jefferson County, Missouri, with a combined enrollment of about 36,216.
How many high schools are in Jefferson County?
Jefferson County, Missouri has 14 public high schools, serving approximately 10,266 students.
How many middle schools are in Jefferson County?
Jefferson County, Missouri has 15 public middle schools, serving approximately 7,755 students.
How many elementary schools are in Jefferson County?
Jefferson County, Missouri has 37 public elementary schools, serving approximately 14,258 students.
What is the largest school district in Jefferson County?
FOX C-6 is the largest school district in Jefferson County, serving approximately 10,258 students. The county contains 14 school districts overall.
What is the population of Jefferson County?
Jefferson County, Missouri has a population of approximately 229,458, with a median age of 40. About 22.5% of residents are under 18.
What is the median household income in Jefferson County?
Median household income in Jefferson County is $82,851, above the Missouri average of $61,285. About 6.2% of residents live below the federal poverty line.
How educated are residents of Jefferson County?
Approximately 24.7% of adults 25 and older in Jefferson County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Jefferson County qualify for free or reduced lunch?
Roughly 37.8% of students in Jefferson County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is lower than the Missouri county average of 54.0%.
What is the student-teacher ratio in Jefferson County schools?
Across Jefferson County public schools, the enrollment-weighted student-teacher ratio is approximately 15.4 to 1.

Jefferson County school rankings

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