Total enrollment
4,673
-111 (-2%) vs SY 2020-21
Jerome County
Idaho · Public K-12
In Jerome County, Idaho, the public-school system rolls up to 11 schools and roughly 4,673 K-12 students, with county median household income around $71,724. By grade band, the county runs 5 elementary, 1 middle, and 3 high schools.
4-year change in Jerome County
SY 2020-21 vs SY 2024-25School count
11
+2 (+22%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How Jerome County ranks
Among counties| Measure | This county | In Idaho | In the US |
|---|---|---|---|
| Enrollment ranked largest first | 4,673 | #14 of 35 | #1,401 of 2,745 |
| Number of schools ranked most first | 11 | #17 of 35 | N/A |
| Students per teacher ranked fewest first | 17.5:1 | #20 of 35 | #2,374 of 2,655 |
| Free or reduced-price lunch share ranked highest first | 60.9% | #3 of 35 | #1,079 of 2,526 |
| Diversity index ranked most diverse first | 50.2% | #8 of 35 | #1,092 of 2,707 |
Counties need at least 3 schools and 1,000 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.
Jerome County school rankings
Residents
25,173
all ages · ACS 5-yr
Schools
11
3 districts
Enrollment
4,673
students · NCES CCD
Median income
$71,724
Above Idaho avg
Free/reduced lunch
60.9%
Above Idaho avg
Elementary
5
2,018 students
Middle
1
937 students
High
3
1,221 students
Combined / other
2
497 students
LARGEST DISTRICT
JEROME JOINT DISTRICT
3,998 students · 3 districts in Jerome County
County vs. school enrollment demographics
Left bar is the racial makeup of Jerome 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
School enrollment
Bachelor's+
14.0%
adults 25+
Poverty rate
11.3%
ACS 5-year
Unemployment
3.6%
civilian labor
Median age
34
29.6% under 18
Test scores in Jerome County
Latest 2024-25 ELA proficiency, 6 schools ranked. Idaho state average: 53.7%.
Top 5 schools (ELA)
- HERITAGE ACADEMY· 41.3%
- JEROME MIDDLE SCHOOL· 34.9%
- JEFFERSON ELEMENTARY SCHOOL· 33.6%
- HORIZON ELEMENTARY SCHOOL· 24.1%
- FRONTIER ELEMENTARY SCHOOL· 20.7%
Lowest 5 schools (ELA)
- SUMMIT ELEMENTARY· 17.6%
- FRONTIER ELEMENTARY SCHOOL· 20.7%
- HORIZON ELEMENTARY SCHOOL· 24.1%
- JEFFERSON ELEMENTARY SCHOOL· 33.6%
- JEROME MIDDLE SCHOOL· 34.9%
| Name | City | Level | Grades | Enrollment | Rating |
|---|---|---|---|---|---|
| JEROME HIGH SCHOOL | Jerome | High | 09-12 | 1,140 | · |
| JEROME MIDDLE SCHOOL | Jerome | Middle | 06-08 | 937 | · |
| VALLEY SCHOOL | Hazelton | Combined | PK-12 | 493 | · |
| HORIZON ELEMENTARY SCHOOL | Jerome | Elementary | PK-05 | 486 | · |
| FRONTIER ELEMENTARY SCHOOL | Jerome | Elementary | KG-05 | 475 | · |
| SUMMIT ELEMENTARY | Jerome | Elementary | KG-05 | 460 | · |
| JEFFERSON ELEMENTARY SCHOOL | Jerome | Elementary | KG-05 | 421 | · |
| HERITAGE ACADEMY | Jerome | Elementary | PK-08 | 176 | · |
| FALLS CITY ACADEMY | Jerome | High | 06-12 | 75 | · |
| CORNERSTONE HIGH SCHOOL | Hazelton | High | 09-12 | 6 | · |
| JEROME ACADEMY | Jerome | Combined | KG-12 | 4 | · |
Cities in Jerome County
About Jerome County
In Idaho, Jerome County is a thinly populated county of about 25,173 residents. 11 public schools across the county instructs about 4,673 students between them.
In context, census numbers show median household income runs near $71,724, roughly 14% of adults have completed at least a four-year degree, and the poverty rate is around 11%.
On the level-by-level breakdown, Jerome County is made up of 5 elementary schools (2,018 students), 1 middle school (937), 3 high schools (1,221), and 2 combined or other schools.
The largest single district in Jerome County is JEROME JOINT DISTRICT, which alone enrolls about 3,998 students.
Five-year track record. Combined enrollment now sits at 4,673 students, held roughly steady from the 4,784 reported in SY 2020-21. Over that span, Jerome County gained 2 schools, going from 9 to 11.
On this page, the community for Jerome County discusses enrollment trends, district policy changes, and bus-route updates. Posts come from current and former families, staff, and alumni.
Frequently asked questions
DATA · Census ACS 5-year · NCES Common Core of Data