For the 2025-26 school year, there are 11 public elementary schools serving 3,676 students in Mille Lacs County, MN.
The top ranked public elementary schools in Mille Lacs County, MN are Isle Elementary School, Milaca Elementary School and Princeton Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Mille Lacs County, MN public elementary schools have an average math proficiency score of 43% (versus the Minnesota public elementary school average of 47%), and reading proficiency score of 49% (versus the 51% statewide average). Elementary schools in Mille Lacs County have an average ranking of 4/10, which is in the bottom 50% of Minnesota public elementary schools.
Minority enrollment is 17% of the student body (majority American Indian), which is less than the Minnesota public elementary school average of 40% (majority Black and Hispanic).
Best Public Elementary Schools in Mille Lacs County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Isle Elementary School
(Math: 55-59% | Reading: 50-54%)
Rank:
Rank:
8/
Top 30%10
730 5th Ave S
Isle, MN 56342
(320) 676-3494
Isle, MN 56342
(320) 676-3494
Gr: PK-6 | 216 students Student-teacher ratio: 12:1 Minority enrollment: 21%
Rank: #22.
Milaca Elementary School
(Math: 51% | Reading: 49%)
Rank:
Rank:
6/
Top 50%10
500 Highway 23 W
Milaca, MN 56353
(320) 982-7301
Milaca, MN 56353
(320) 982-7301
Gr: PK-6 | 854 students Student-teacher ratio: 15:1 Minority enrollment: 10%
Rank: #33.
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: #44.
Princeton Intermediate School
(Math: 46% | Reading: 47%)
Rank:
Rank:
5/
Bottom 50%10
1202 N 7th Ave
Princeton, MN 55371
(763) 389-6801
Princeton, MN 55371
(763) 389-6801
Gr: 3-5 | 686 students Student-teacher ratio: 15:1 Minority enrollment: 10%
Rank: #55.
Onamia Elementary School
(Math: 20-24% | Reading: 35-39%)
Rank:
Rank:
3/
Bottom 50%10
35465 125th Ave
Onamia, MN 56359
(320) 532-6707
Onamia, MN 56359
(320) 532-6707
Gr: 3-6 | 117 students Student-teacher ratio: 8:1 Minority enrollment: 61%
Rank: #66.
Onamia Primary School
(Math: 25-29% | Reading: 35-39% )
Rank:
Rank:
2/
Bottom 50%10
35465 125th Ave
Onamia, MN 56359
(320) 532-6707
Onamia, MN 56359
(320) 532-6707
Gr: PK-2 | 144 students Student-teacher ratio: 8:1 Minority enrollment: 53%
Rank: #77.
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: #88.
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
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
1206 7th Ave N
Princeton, MN 55371
(763) 389-6901
Princeton, MN 55371
(763) 389-6901
Gr: PK-2 | 656 students Student-teacher ratio: 12:1 Minority enrollment: 9%
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 elementary schools in Mille Lacs County, MN?
The top ranked public elementary schools in Mille Lacs County, MN include Isle Elementary School, Milaca Elementary School and Princeton Middle School.
How many public elementary schools are located in Mille Lacs County?
11 public elementary schools are located in Mille Lacs County.
What is the racial composition of students in Mille Lacs County?
Mille Lacs County public elementary schools minority enrollment is 17% of the student body (majority American Indian), which is less than the Minnesota public elementary schools average of 40% (majority Black and Hispanic).
Which public elementary schools in Mille Lacs County are often viewed compared to one another?
Popular comparisons of public elementary schools in Mille Lacs County include: Milaca Elementary School vs. Rum River North, Rum River North vs. Milaca Elementary School
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