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Decatur County

Kansas · Public K-12

Across 2 public schools, Decatur County, Kansas serves roughly 376 K-12 students. By level, that breaks down as 1 elementary and 1 high schools.

7-year change in Decatur County

SY 2017-18 vs SY 2024-25
Total enrollment
376
+25 (+7%) vs SY 2017-18
School count
2
0 (0%) vs SY 2017-18
% White
80%
was 93%
% Hispanic
14%
was 4%
% Black
0%
was 1%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Residents
2,726
all ages · ACS 5-yr
Schools
2
1 districts
Enrollment
376
students · NCES CCD
Median income
$53,870
Below Kansas avg
Free/reduced lunch
58.5%
Above Kansas avg
Elementary
1
232 students
Middle
0
schools
High
1
144 students
Combined / other
0
schools
LARGEST DISTRICT
Oberlin
376 students · 1 district in Decatur County

County vs. school enrollment demographics

Left bar is the racial makeup of Decatur 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
93%
Hispanic
5%
Black
1%
Asian
0%
Two or more
4%
Native American
1%
Pacific Islander
0%
School enrollment
White
80%
Hispanic
14%
Black
0%
Asian
0%
Two or more
5%
Native American
1%
Pacific Islander
0%
Bachelor's+
27.0%
adults 25+
Poverty rate
6.2%
ACS 5-year
Unemployment
4.1%
civilian labor
Median age
50
20.8% under 18

Test scores in Decatur County

Latest 2024-25 ELA proficiency, 2 schools ranked. Kansas state average: 44.5%.

Top 2 schools (ELA)
  1. Oberlin Elem· 43.3%
  2. Decatur Community Jr/Sr High· 29.0%

See all 2 schools in Decatur County ranked by score →

All schools (2)

LargestA-ZTop rated
NameCityLevelGradesEnrollmentRating
Oberlin ElemOberlinElementaryPK-06232·
Decatur Community Jr/Sr HighOberlinHigh07-12144·

Cities in Decatur County

Oberlin2 schools

About Decatur County

Decatur County is a small county of about 2,726 residents in Kansas. Its public-school system teaches approximately 376 students across 2 schools.

In context, census numbers show the median household earns about $53,870 a year, roughly 27% of adults have completed at least a four-year degree, and roughly 6% of residents live below the federal poverty line. That income level is 19% below the Kansas median.

In terms of grade levels, Decatur County comprises 1 elementary school (232 students), and 1 high school (144).

Oberlin is the biggest district by enrollment, covering about 376 students across Decatur County.

Trend over the past 7 years. Total public-school enrollment in Decatur County has increased 7% since SY 2017-18, moving from about 351 students to 376. The White share of public-school enrollment shrank from 93% to 80%.

In the discussion threads here, the community for Decatur County discusses open enrollment windows, redistricting talk, and busing logistics. Posts come from current and former families, staff, and alumni.

Frequently asked questions

How many K-12 schools serve Decatur County?
There are 2 public K-12 schools in Decatur County, Kansas, with a combined enrollment of about 376.
How many high schools are in Decatur County?
Decatur County, Kansas has 1 public high school, serving approximately 144 students.
How many elementary schools are in Decatur County?
Decatur County, Kansas has 1 public elementary school, serving approximately 232 students.
What is the largest school district in Decatur County?
Oberlin is the largest school district in Decatur County, serving approximately 376 students. The county contains 1 school district overall.
What is the population of Decatur County?
Decatur County, Kansas has a population of approximately 2,726, with a median age of 50. About 20.8% of residents are under 18.
What is the median household income in Decatur County?
Median household income in Decatur County is $53,870, below the Kansas average of $66,199. About 6.2% of residents live below the federal poverty line.
How educated are residents of Decatur County?
Approximately 27.0% of adults 25 and older in Decatur County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Decatur County qualify for free or reduced lunch?
Roughly 58.5% of students in Decatur County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is higher than the Kansas county average of 52.0%.
What is the student-teacher ratio in Decatur County schools?
Across Decatur County public schools, the enrollment-weighted student-teacher ratio is approximately 9.5 to 1.
What is the racial makeup of Decatur County?
Decatur County residents are approximately 93% White, 5% Hispanic, 1% Black, 4% two or more races according to the Census ACS 5-year estimate.
DATA · Census ACS 5-year · NCES Common Core of Data