Total enrollment
642
-55 (-8%) vs SY 2020-21
3 schools in Lake Mills
Iowa · Public K-12
From elementary through high school, Lake Mills runs 3 public K-12 schools (1 elementary, 1 middle, and 1 high), with combined enrollment of about 642.
4-year change in Lake Mills
SY 2020-21 vs SY 2024-25School count
3
0 (0%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Residents
2,088
all ages · ACS 5-yr
Students
642
public K-12 · NCES
Schools
3
public K-12
| Name | Level | Grades | Enrollment |
|---|---|---|---|
| Lake Mills Elementary School | Elementary | PK-05 | 303 |
| Lake Mills Middle School | Middle | 06-08 | 146 |
| Lake Mills Senior High School | High | 09-12 | 193 |
About Lake Mills
Lake Mills, Iowa is home to 3 public schools, with combined enrollment of approximately 642 students. By school count, it is a compact city.
On the level-by-level breakdown, the city is built around 1 elementary, 1 middle, and 1 high.
Average school size in Lake Mills is around 214 students, 43% meaningfully below the Iowa average of about 376.
Five-year track record. Across the same 4-year window, public-school enrollment declined 8%: 697 students in SY 2020-21 versus 642 in SY 2024-25.
On allk12, the community for Lake Mills discusses enrollment trends, district policy changes, and bus-route updates. Parents, students, and educators in the area can post or comment.