Total enrollment
1,265
-231 (-15%) vs SY 2017-18
3 schools in Lake St Louis
Missouri · Public K-12
Of all public K-12 schools in Missouri, 3 sit inside Lake St Louis city limits, with combined enrollment of roughly 2,912 students (2 elementary and 1 high).
7-year change in Lake St Louis
SY 2017-18 vs SY 2024-25School count
2
0 (0%) vs SY 2017-18
% White
74%
was 83%
% Hispanic
5%
was 4%
% Black
9%
was 6%
% Asian
5%
was 3%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
| Name | Level | Grades | Enrollment |
|---|---|---|---|
| DUELLO ELEM. | Elementary | KG-05 | 625 |
| GREEN TREE ELEM. | Elementary | KG-05 | 640 |
| LIBERTY HIGH SCHOOL | High | 09-12 | 1,647 |
About Lake St Louis
Public education in Lake St Louis, Missouri runs across 3 schools that hosts roughly 2,912 students. By footprint, Lake St Louis sits in the thinly populated bracket.
On the level-by-level breakdown, the city comprises 2 elementary, and 1 high.
Average school size in Lake St Louis is around 971 students, 154% above the Missouri average of about 382.
Over the past 7-year window. Combined enrollment now sits at 1,265 students, declined 15% from the 1,496 reported in SY 2017-18. Demographically, the White share of enrollment declined from 83% to 74%.
On allk12, the community for Lake St Louis discusses sports rivalries, cross-district programs, and shared facilities. Discussions cut across districts, schools, and grade levels.