For the 2026 school year, there are 8 public high schools serving 871 students in Cottonwood County, MN.
The top-ranked public high schools in Cottonwood County, MN are Mountain Lake Secondary, Swwc Alc - Windom and Westbrook-walnut Grove Secondary. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Cottonwood County, MN public high schools have an average math proficiency score of 31% (versus the Minnesota public high school average of 36%), and reading proficiency score of 42% (versus the 51% statewide average). High schools in Cottonwood County have an average ranking of 3/10, which is in the bottom 50% of Minnesota public high schools.
Cottonwood County, MN public high school have a Graduation Rate of 87%, which is more than the Minnesota average of 83%.
The school with highest graduation rate is Windom Senior High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Minnesota or national school graduation rate statistics.
Minority enrollment is 40% of the student body (majority Hispanic), which is more than the Minnesota public high school average of 38% (majority Hispanic and Black).
Best Public High Schools in Cottonwood County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Mountain Lake Secondary
(Math: 40-44% | Reading: 45-49%)
Rank:
Rank:
5/
Bottom 50%10
450 12th St N
Mountain Lake, MN 56159
(507) 427-2325
Mountain Lake, MN 56159
(507) 427-2325
Gr: 7-12 | 241 students Student-teacher ratio: 14:1 Minority enrollment: 44%
Rank: #22.
Swwc Alc - Windom
Alternative School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
4/
Bottom 50%10
1454 6th Ave
Windom, MN 56101
(507) 537-2258
Windom, MN 56101
(507) 537-2258
Gr: 9-12 | 41 students Student-teacher ratio: 14:1 Minority enrollment: 32%
Rank: #33.
Westbrook-walnut Grove Secondary
(Math: 30-34% | Reading: 40-44%)
Rank:
Rank:
4/
Bottom 50%10
344 8th St
Westbrook, MN 56183
(507) 274-5450
Westbrook, MN 56183
(507) 274-5450
Gr: 7-12 | 198 students Student-teacher ratio: 12:1 Minority enrollment: 36%
Rank: #44.
Windom Senior High School
(Math: 20-24% | Reading: 35-39%)
Rank:
Rank:
3/
Bottom 50%10
1400 17th St
Windom, MN 56101
(507) 831-6910
Windom, MN 56101
(507) 831-6910
Gr: 9-12 | 327 students Student-teacher ratio: 14:1 Minority enrollment: 38%
Rank: #55.
Swwc Elc - Windom
Special Education School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
2/
Bottom 50%10
1454 6th Ave
Windom, MN 56101
(507) 831-6935
Windom, MN 56101
(507) 831-6935
Gr: K-12 | 42 students Student-teacher ratio: 5:1 Minority enrollment: 28%
Rank: n/an/a
Out-of-state Care And Treatment
Alternative School
1400 17th St
Windom, MN 56101
(507) 831-6901
Windom, MN 56101
(507) 831-6901
Gr: K-12
Rank: n/an/a
Windom Learn Center Credit Recovery
Alternative School
1400 17th St
Windom, MN 56101
(507) 831-6910
Windom, MN 56101
(507) 831-6910
Gr: 9-12
Frequently Asked Questions
What are the top-ranked public high schools in Cottonwood County, MN?
The top-ranked public high schools in Cottonwood County, MN include Mountain Lake Secondary, Swwc Alc - Windom and Westbrook-walnut Grove Secondary.
How many public high schools are located in Cottonwood County?
8 public high schools are located in Cottonwood County.
What is the racial composition of students in Cottonwood County?
Cottonwood County public high schools minority enrollment is 40% of the student body (majority Hispanic), which is more than the Minnesota public high schools average of 38% (majority Hispanic and Black).
Recent Articles
When “Free Public School” Still Isn’t Free
Discover the hidden costs of public school in 2026, from supplies and fees to transportation, technology, and extracurricular expenses.
What a District Budget Cut Means for Your Child's School Experience
Learn how district budget cuts can affect class sizes, programs, staffing, transportation, and your child's daily school experience in 2026.
School Closure Risk: What Parents Should Check Before Moving
Learn how parents can assess school closure risk before buying or renting in a district, using enrollment, funding, and boundary data.
