For the 2025-26 school year, there are 11 public middle schools serving 2,222 students in Mille Lacs County, MN.
The top ranked public middle schools in Mille Lacs County, MN are Princeton Middle School, Milaca Secondary High School and Milaca Area Learning Center. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Mille Lacs County, MN public middle schools have an average math proficiency score of 35% (versus the Minnesota public middle school average of 40%), and reading proficiency score of 48% (versus the 49% statewide average). Middle schools in Mille Lacs County have an average ranking of 5/10, which is in the bottom 50% of Minnesota public middle schools.
Minority enrollment is 22% of the student body (majority American Indian), which is less than the Minnesota public middle school average of 38% (majority Black and Hispanic).
Best Public Middle Schools in Mille Lacs County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Princeton Middle School
(Math: 40% | Reading: 54%)
Rank:
Rank:
6/
Top 50%10
1100 4th Ave N
Princeton, MN 55371
(763) 389-6704
Princeton, MN 55371
(763) 389-6704
Gr: 6-8 | 739 students Student-teacher ratio: 18:1 Minority enrollment: 9%
Rank: #22.
Milaca Secondary High School
(Math: 38% | Reading: 48%)
Rank:
Rank:
5/
Bottom 50%10
500 Highway 23 W
Milaca, MN 56353
(320) 982-7206
Milaca, MN 56353
(320) 982-7206
Gr: 7-12 | 727 students Student-teacher ratio: 17:1 Minority enrollment: 8%
Rank: #33.
Milaca Area Learning Center
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
5/
Bottom 50%10
500 Highway 23 W
Milaca, MN 56353
(320) 982-7249
Milaca, MN 56353
(320) 982-7249
Gr: 7-12 | 23 students Student-teacher ratio: 8:1 Minority enrollment: 13%
Rank: #4 - 54. - 5.
Isle Secondary
(Math: 15-19% | Reading: 30-34%)
Rank:
Rank:
2/
Bottom 50%10
730 5th Ave S
Isle, MN 56342
(320) 676-3101
Isle, MN 56342
(320) 676-3101
Gr: 7-12 | 199 students Student-teacher ratio: 15:1 Minority enrollment: 24%
Rank: #4 - 54. - 5.
Onamia High School
(Math: 15-19% | Reading: 30-34%)
Rank:
Rank:
2/
Bottom 50%10
35465 125th Ave
Onamia, MN 56359
(320) 532-4174
Onamia, MN 56359
(320) 532-4174
Gr: 7-12 | 236 students Student-teacher ratio: 21:1 Minority enrollment: 64%
Rank: #66.
Rum River North
Special Education School
(Math: 11-19% | Reading: 21-39%)
Rank:
Rank:
2/
Bottom 50%10
303 3rd Ave Sw
Milaca, MN 56353
(763) 552-6801
Milaca, MN 56353
(763) 552-6801
Gr: PK-12 | 87 students Student-teacher ratio: 15:1 Minority enrollment: 20%
Rank: #77.
Onamia Academy
Alternative School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
1/
Bottom 50%10
407 130th Ave S
Onamia, MN 56359
(320) 532-6840
Onamia, MN 56359
(320) 532-6840
Gr: 4-12 | 45 students Student-teacher ratio: 8:1 Minority enrollment: 33%
Rank: n/an/a
Isle Area Learning Center
Alternative School
730 5th Ave S
Isle, MN 56342
(320) 676-3146
Isle, MN 56342
(320) 676-3146
Gr: 7-12 | 8 students Minority enrollment: 25%
Rank: n/an/a
500 Highway 23 W
Milaca, MN 56353
(320) 982-7249
Milaca, MN 56353
(320) 982-7249
Gr: 7-12 | 23 students Student-teacher ratio: 23:1 Minority enrollment: 4%
Rank: n/an/a
43521 Oodena Drive
Onamia, MN 56359
(320) 532-4690
Onamia, MN 56359
(320) 532-4690
Gr: K-12 | 132 students Student-teacher ratio: 6:1
Rank: n/an/a
Success
Alternative School
35465 125th Ave #1
Onamia, MN 56359
(320) 532-6701
Onamia, MN 56359
(320) 532-6701
Gr: 7-9 | 3 students Minority enrollment: 67%
Mille Lacs County Public Schools (Closed)
School
Location
Quick Facts
Milaca Targeted Services Elementary School (Closed 2009)
Alternative School
500 Highway 23 W
Milaca, MN 56353
(320) 982-7210
Milaca, MN 56353
(320) 982-7210
Gr: 1-8
Oak Land Learning Center Princeton (Closed 2023)
Alternative School
625c Main St N
Princeton, MN 55371
(763) 552-6252
Princeton, MN 55371
(763) 552-6252
Gr: 9-12 | 2 students
Onamia Targeted Services Elementary School (Closed 2009)
Alternative School
35465 125th Avenue
Onamia, MN 56359
(320) 532-4174
Onamia, MN 56359
(320) 532-4174
Gr: K-6
Princeton Alternative Services (Closed 2018)
Alternative School
124 Rum River Dr Unit 104-107
Princeton, MN 55371
(763) 389-6190
Princeton, MN 55371
(763) 389-6190
Gr: 1-12 | 11 students Minority enrollment: 36%
Princeton Educational Options (Closed 2023)
Alternative School
124 N Rum River Drive
Princeton, MN 55371
(763) 389-6719
Princeton, MN 55371
(763) 389-6719
Gr: K-12
Princeton Middle Level Alc (Closed 2023)
Alternative School
1100 4th Ave N
Princeton, MN 55371
(763) 552-6262
Princeton, MN 55371
(763) 552-6262
Gr: 6-8 | 27 students
Princeton Seat Time Program High School (Closed 2023)
Alternative School
1100 4th Ave N
Princeton, MN 55371
(763) 552-6262
Princeton, MN 55371
(763) 552-6262
Gr: 9-12
Rum River North Day Treatment (Closed 2009)
Special Education School
500 Highway 23 W
Milaca, MN 56353
(320) 983-7351
Milaca, MN 56353
(320) 983-7351
Gr: 4-11 | 13 students Minority enrollment: 16%
Frequently Asked Questions
What are the top ranked public middle schools in Mille Lacs County, MN?
The top ranked public middle schools in Mille Lacs County, MN include Princeton Middle School, Milaca Secondary High School and Milaca Area Learning Center.
How many public middle schools are located in Mille Lacs County?
11 public middle schools are located in Mille Lacs County.
What is the racial composition of students in Mille Lacs County?
Mille Lacs County public middle schools minority enrollment is 22% of the student body (majority American Indian), which is less than the Minnesota public middle schools average of 38% (majority Black and Hispanic).
Which public middle schools in Mille Lacs County are often viewed compared to one another?
Popular comparisons of public middle schools in Mille Lacs County include: Onamia High School vs. Milaca Secondary High School, Onamia High School vs. Isle Secondary, Isle Secondary vs. Milaca Secondary High School
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