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Firth High School

Public Grades 9-12
68th
SchoolDigger Rank ?
of 112 Idaho High Schools
Better than 39% of Idaho high schools
Summary

Firth High School is a public high school located in Firth, Idaho, serving grades 9-12 with a total enrollment of 290 students. The school is part of the Firth District, which is ranked 60 out of 96 districts in Idaho and is rated 2 stars out of 5 by SchoolDigger.

Firth High School has seen fluctuations in its statewide ranking, ranging from 20th out of 106 schools in 2022-2023 (rated 4 stars) to 68th out of 112 schools in 2024-2025 (rated 2 stars), indicating variable performance compared to other high schools in Idaho. The school has maintained relatively high four-year graduation rates, ranging from 81.0% to 98.5% in recent years, but has experienced fluctuations in chronic absenteeism, with rates ranging from 4.2% to 17.1%. In ISAT assessments, Firth High School has shown mixed performance, with some areas outperforming the district and state, while others underperforming.

Compared to nearby schools, such as Emerson High School, Idaho Falls Senior High School, and Skyline Senior High School, Firth High School generally performs better. However, the school's spending per student ($8,587) is lower than some of the higher-spending schools in the area, and its student-teacher ratio has ranged from 18 to 20.1, which is higher than the ratios at some neighboring schools. Additionally, Firth High School has seen a significant increase in the percentage of students receiving free or reduced-price lunch, from 7.41% in 2021-2022 to 28.28% in 2023-2024, suggesting a growing population of economically disadvantaged students.

305
Students ?
18.5
Student/teacher ratio ?
$8,587
Per pupil spending ?
27.5%
Free/discounted lunch ?
 329 Lincoln Street
       Firth, ID  83236-0247

(208) 346-6812

District: Firth District


Feeder schools for Firth High School:

Elementary:    A W Johnson Elementary School
Middle:    Firth Middle School
Racial breakdown:

White:
83.9%
Hispanic:
12.5%
American Indian:
1.3%
more
 See top rated Idaho high schools

 Compare Firth High School to nearby high schools!
At a glance
Ranking trend: Holding steady — 43rd percentile in 2013 → 39th in 2025
Students meeting standards (2024-2025) ?
This school43%
District avg44%
Idaho avg47%
68th of 112
Idaho public high schools ?
Bottom 39%▲ up 24 pts since 2015
From bottom 15% (2015) to bottom 39% (2025)
See the entire ranking list of Idaho High Schools →
SchoolDigger rating ?
60th of 96Firth District among Idaho districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankIdaho percentileRating
202540.468 of 11239.3%★★☆☆☆
202467.049 of 15969.2%★★★☆☆
202378.220 of 10681.1%★★★★☆
202248.943 of 11060.9%★★★☆☆
202168.321 of 8876.1%★★★★☆
201841.033 of 5236.5%★★☆☆☆
201722.288 of 10112.9%★☆☆☆☆
201623.365 of 7614.5%★☆☆☆☆
201524.163 of 7414.9%★☆☆☆☆
201351.191 of 16043.1%★★☆☆☆
201244.6106 of 16234.6%★★☆☆☆
201156.878 of 16552.7%★★★☆☆
201050.698 of 16942.0%★★☆☆☆
200931.997 of 12824.2%★☆☆☆☆
200869.341 of 15172.8%★★★★☆
By subject vs Idaho (2024-2025) ?
English Language Arts52%~ state avg
Math41%~ state avg
Science36%-7 vs state

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Frequently Asked Questions about Firth High School

In the 2024-25 school year, 305 students attended Firth High School.

Firth High School ranks 68th of 112 Idaho high schools. SchoolDigger rates this school 2 stars out of 5.

Firth High School is fed by the following schools:

Elementary : A W Johnson Elementary School
Middle : Firth Middle School

Students at Firth High School are 84% White, 12% Hispanic, 1% American Indian.


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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Idaho Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.





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