For the 2026 school year, there are 3 public high schools serving 680 students in Winnebago County, IA.
The top-ranked public high schools in Winnebago County, IA are Lake Mills Senior High School, Forest City High School and North Iowa High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Winnebago County, IA public high schools have an average math proficiency score of 72% (versus the Iowa public high school average of 65%), and reading proficiency score of 77% (versus the 71% statewide average). High schools in Winnebago County have an average ranking of 8/10, which is in the top 30% of Iowa public high schools.
Winnebago County, IA public high school have a Graduation Rate of 89%, which is more than the Iowa average of 87%.
The school with highest graduation rate is Forest City High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Iowa or national school graduation rate statistics.
Minority enrollment is 17% of the student body (majority Hispanic), which is less than the Iowa public high school average of 27% (majority Hispanic).
Best Public High Schools in Winnebago County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Lake Mills Senior High School
(Math: 75-79% | Reading: 80-84%)
Rank:
Rank:
8/
Top 30%10
102 S 4th Ave E
Lake Mills, IA 50450
(641) 592-0893
Lake Mills, IA 50450
(641) 592-0893
Gr: 9-12 | 213 students Student-teacher ratio: 11:1 Minority enrollment: 14%
Rank: #22.
Forest City High School
(Math: 75% | Reading: 79%)
Rank:
Rank:
7/
Top 50%10
206 W School St
Forest City, IA 50436
(641) 585-2324
Forest City, IA 50436
(641) 585-2324
Gr: 9-12 | 333 students Student-teacher ratio: 12:1 Minority enrollment: 18%
Rank: #33.
North Iowa High School
(Math: 55-59% | Reading: 60-64%)
Rank:
Rank:
3/
Bottom 50%10
111 3rd Ave Nw
Buffalo Center, IA 50424
(641) 562-2525
Buffalo Center, IA 50424
(641) 562-2525
Gr: 9-12 | 134 students Student-teacher ratio: 17:1 Minority enrollment: 17%
Winnebago County Public Schools (Closed)
School
Location
Quick Facts
Forest City Alternative School (Closed 2014)
Alternative School
145 South Clark St
Forest City, IA 50436
(641) 585-2324
Forest City, IA 50436
(641) 585-2324
Gr: 9-12 | 15 students Student-teacher ratio: 15:1 Minority enrollment: 20%
North Iowa Alternative High School (Closed 2009)
Alternative School
116 Jackson St S
Thompson, IA 50478
(641) 584-2100
Thompson, IA 50478
(641) 584-2100
Gr: 9-12 | 3 students Student-teacher ratio: 3:1
Frequently Asked Questions
What are the top-ranked public high schools in Winnebago County, IA?
The top-ranked public high schools in Winnebago County, IA include Lake Mills Senior High School, Forest City High School and North Iowa High School.
How many public high schools are located in Winnebago County?
3 public high schools are located in Winnebago County.
What is the racial composition of students in Winnebago County?
Winnebago County public high schools minority enrollment is 17% of the student body (majority Hispanic), which is less than the Iowa public high schools average of 27% (majority Hispanic).
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