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Elmore County

Idaho · Public K-12

Elmore County in Idaho is home to 18 public K-12 schools, serving roughly 4,507 students between them, broken out as 9 elementary, 3 middle, and 6 high. Mountain Home District is the largest district by enrollment.

7-year change in Elmore County

SY 2017-18 vs SY 2024-25
Total enrollment
4,507
-209 (-4%) vs SY 2017-18
School count
15
-2 (-12%) vs SY 2017-18
% White
64%
was 66%
% Hispanic
26%
was 25%
% Black
2%
was 2%
% Asian
2%
was 2%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Schools
18
4 districts
Enrollment
4,507
NCES CCD
Median income
$65,359
Below Idaho avg
Free/reduced lunch
54.9%
Above Idaho avg
Elementary
9
1,920 students
Middle
3
1,124 students
High
6
1,463 students
Combined / other
0
schools
LARGEST DISTRICT
MOUNTAIN HOME DISTRICT
3,647 students · 4 districts in Elmore County

County vs. school enrollment demographics

Left bar is the racial makeup of Elmore 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
73%
Hispanic
18%
Black
3%
Asian
3%
Two or more
15%
Native American
1%
Pacific Islander
0%
School enrollment
White
64%
Hispanic
26%
Black
2%
Asian
2%
Two or more
6%
Native American
1%
Pacific Islander
1%
Bachelor's+
22.4%
adults 25+
Poverty rate
6.7%
ACS 5-year
Unemployment
6.0%
civilian labor
Median age
33
24.2% under 18

Test scores in Elmore County

Latest 2024-25 ELA proficiency, 12 schools ranked. Idaho state average: 53.7%.

See all 12 schools in Elmore County ranked by score →

All schools (18)

LargestA-ZTop rated
NameCityLevelGradesEnrollmentRating
MOUNTAIN HOME SR HIGH SCHOOLMountain HomeHigh09-12918·
WEST ELEMENTARY SCHOOLMountain HomeElementaryPK-04556·
HACKER MIDDLE SCHOOLMountain HomeMiddle05-06530·
MOUNTAIN HOME JUNIOR HIGH SCHOOLMountain HomeMiddle07-08500·
EAST ELEMENTARY SCHOOLMountain HomeElementaryPK-04386·
NORTH ELEMENTARY SCHOOLMountain HomeElementaryPK-04357·
STEPHENSEN ELEMENTARY SCHOOLMountain Home AfbElementaryPK-04312·
RICHARD MCKENNA CHARTER SCHOOL - ONLINEMountain HomeHigh09-12216·
RICHARD MCKENNA CHARTER SCHOOL - MONTESSORIMountain HomeElementaryKG-06164·
GLENNS FERRY ELEMENTARY SCHOOLGlenns FerryElementaryPK-05139·
GLENNS FERRY HIGH SCHOOLGlenns FerryHigh09-12128·
RICHARD MCKENNA CHARTER SCHOOL - ONSITEMountain HomeHigh07-12113·
GLENNS FERRY MIDDLE SCHOOLGlenns FerryMiddle06-0894·
BENNETT MOUNTAIN HIGH SCHOOLMountain HomeHigh06-1288·
PRAIRIE ELEM/JR HIGH SCHOOLPrairieElementaryKG-086·
PINE ELEM/JR HIGH SCHOOLPineElementaryM-M··
RICHARD MCKENNA CHARTER SCHOOL - ONLINE ALTERNATIVEMountain HomeHigh09-12··
TIGER LEARN PROGRAMMountain HomeElementaryM-M··

Cities in Elmore County

Mountain Home12 schoolsGlenns Ferry3 schoolsMountain Home Afb1 schoolPine1 schoolPrairie1 school

About Elmore County

Elmore County is a rural-scale Idaho county of about 29,321 residents, home to 18 public schools and roughly 4,507 students.

Stepping back, census numbers show median household income runs near $65,359, roughly 22% of adults have completed at least a four-year degree, and roughly 7% of residents live below the federal poverty line. That income level is 5% below the Idaho median.

In terms of grade levels, Elmore County is made up of 9 elementary schools (1,920 students), 3 middle schools (1,124), and 6 high schools (1,463).

MOUNTAIN HOME DISTRICT dominates the local landscape, accounting for roughly 3,647 students on its own.

Over the past 7-year window. Across the same 7-year window, public-school enrollment shrank 4%: 4,716 students in SY 2017-18 versus 4,507 in SY 2024-25. Over that span, Elmore County shed 2 schools, going from 17 to 15.

On this page, the community for Elmore County discusses comparison threads between local schools and program reviews. Anyone with firsthand knowledge of these schools is welcome to weigh in.

Frequently asked questions

How many public schools are in Elmore County?
Elmore County, Idaho has 18 public K-12 schools serving approximately 4,507 students.
How many high schools are in Elmore County?
Elmore County, Idaho has 6 public high schools, serving approximately 1,463 students.
How many middle schools are in Elmore County?
Elmore County, Idaho has 3 public middle schools, serving approximately 1,124 students.
How many elementary schools are in Elmore County?
Elmore County, Idaho has 9 public elementary schools, serving approximately 1,920 students.
What is the largest school district in Elmore County?
MOUNTAIN HOME DISTRICT is the largest school district in Elmore County, serving approximately 3,647 students. The county contains 4 school districts overall.
How many people live in Elmore County?
Elmore County has roughly 29,321 residents according to the latest Census ACS 5-year estimate.
What is the median household income in Elmore County?
Median household income in Elmore County is $65,359, below the Idaho average of $69,041. About 6.7% of residents live below the federal poverty line.
How educated are residents of Elmore County?
Approximately 22.4% of adults 25 and older in Elmore County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Elmore County qualify for free or reduced lunch?
Roughly 54.9% of students in Elmore 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 Elmore County schools?
Across Elmore County public schools, the enrollment-weighted student-teacher ratio is approximately 19.0 to 1.

Elmore County school rankings

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