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Minidoka County

Idaho · Public K-12

Minidoka County is a Idaho county whose public-school system spans 11 campuses and approximately 4,267 students. Median household income runs about $70,377. By grade band, the county runs 5 elementary, 3 middle, and 2 high schools.

7-year change in Minidoka County

SY 2017-18 vs SY 2024-25
Total enrollment
4,267
+23 (+1%) vs SY 2017-18
School count
11
0 (0%) vs SY 2017-18
% White
50%
was 50%
% Hispanic
49%
was 49%
% Black
0%
was 0%
% Asian
0%
was 0%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Schools
11
1 districts
Enrollment
4,267
NCES CCD
Median income
$70,377
Above Idaho avg
Free/reduced lunch
60.0%
Above Idaho avg
Elementary
5
1,913 students
Middle
3
1,025 students
High
2
1,325 students
Combined / other
1
4 students
LARGEST DISTRICT
MINIDOKA COUNTY JOINT DISTRICT
4,267 students · 1 district in Minidoka County

County vs. school enrollment demographics

Left bar is the racial makeup of Minidoka 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
67%
Hispanic
37%
Black
0%
Asian
0%
Two or more
18%
Native American
2%
Pacific Islander
0%
School enrollment
White
50%
Hispanic
49%
Black
0%
Asian
0%
Two or more
n/r
Native American
0%
Pacific Islander
0%
Bachelor's+
15.7%
adults 25+
Poverty rate
12.2%
ACS 5-year
Unemployment
3.4%
civilian labor
Median age
35
28.2% under 18

Test scores in Minidoka County

Latest 2024-25 ELA proficiency, 6 schools ranked. Idaho state average: 53.7%.

See all 6 schools in Minidoka County ranked by score →

All schools (11)

NameCityLevelGradesEnrollmentRating
MINICO SENIOR HIGH SCHOOLRupertHigh09-121,203·
RUPERT ELEMENTARY SCHOOLRupertElementaryPK-05620·
HEYBURN ELEMENTARY SCHOOLHeyburnElementaryPK-05508·
WEST MINICO MIDDLE SCHOOLPaulMiddle06-08506·
EAST MINICO MIDDLE SCHOOLRupertMiddle06-08483·
PAUL ELEMENTARY SCHOOLPaulElementaryPK-05457·
ACEQUIA ELEMENTARY SCHOOLRupertElementaryPK-05253·
MT HARRISON HIGH SCHOOLHeyburnHigh09-12122·
PRESCHOOL CENTERRupertElementaryPK-PK75·
MINIDOKA JUNIOR HIGH ALTERNATIVERupertMiddle06-0836·
MINI-CASSIA JUVENILE DETENTION CENTERRupertCombined03-124·

Cities in Minidoka County

Rupert7 schoolsHeyburn2 schoolsPaul2 schools

About Minidoka County

Minidoka County is a compact county of about 22,208 residents in Idaho. Its public-school system enrolls approximately 4,267 students across 11 schools.

For perspective, census numbers show median household income runs near $70,377, 16% of adults hold a bachelor's degree or higher, and roughly 12% of residents live below the federal poverty line.

For a sense of the school types, Minidoka County spans 5 elementary schools (1,913 students), 3 middle schools (1,025), 2 high schools (1,325), and 1 combined or other schools.

The largest single district in Minidoka County is MINIDOKA COUNTY JOINT DISTRICT, which alone enrolls about 4,267 students.

Over the past 7-year window. Combined enrollment now sits at 4,267 students, held roughly steady from the 4,244 reported in SY 2017-18.

On allk12, the community for Minidoka County discusses sports rivalries, cross-district programs, and shared facilities. Anyone with firsthand knowledge of these schools is welcome to weigh in.

Frequently asked questions

How many K-12 schools serve Minidoka County?
There are 11 public K-12 schools in Minidoka County, Idaho, with a combined enrollment of about 4,267.
How many high schools are in Minidoka County?
Minidoka County, Idaho has 2 public high schools, serving approximately 1,325 students.
How many middle schools are in Minidoka County?
Minidoka County, Idaho has 3 public middle schools, serving approximately 1,025 students.
How many elementary schools are in Minidoka County?
Minidoka County, Idaho has 5 public elementary schools, serving approximately 1,913 students.
What is the largest school district in Minidoka County?
MINIDOKA COUNTY JOINT DISTRICT is the largest school district in Minidoka County, serving approximately 4,267 students. The county contains 1 school district overall.
What is the population of Minidoka County?
Minidoka County, Idaho has a population of approximately 22,208, with a median age of 35. About 28.2% of residents are under 18.
What is the median household income in Minidoka County?
Median household income in Minidoka County is $70,377, above the Idaho average of $69,041. About 12.2% of residents live below the federal poverty line.
How educated are residents of Minidoka County?
Approximately 15.7% of adults 25 and older in Minidoka County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Minidoka County qualify for free or reduced lunch?
Roughly 60.0% of students in Minidoka County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is higher than the Idaho county average of 46.6%.
What is the student-teacher ratio in Minidoka County schools?
Across Minidoka County public schools, the enrollment-weighted student-teacher ratio is approximately 20.0 to 1.

Minidoka County school rankings

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