Total enrollment
4,374
+210 (+5%) vs SY 2017-18
9 schools in PLATTE CO. R-III
Missouri · 4,374 students · 3 cities
Public K-12 education in PLATTE CO. R-III runs across 9 schools with combined enrollment of about 4,374 students, averaging 486 per campus.
7-year change in PLATTE CO. R-III
SY 2017-18 vs SY 2024-25School count
7
+1 (+17%) vs SY 2017-18
% White
70%
was 77%
% Hispanic
10%
was 7%
% Black
12%
was 9%
% Asian
3%
was 2%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
| Name | City | Level | Grades | Enrollment |
|---|---|---|---|---|
| PLATTE COUNTY HIGH | Platte City | High | 09-12 | 1,397 |
| DONALD D. SIEGRIST ELEM. | Platte City | Elementary | PK-05 | 679 |
| PLATTE CITY MIDDLE | Platte City | Middle | 06-08 | 646 |
| COMPASS ELEMENTARY | Platte City | Elementary | PK-05 | 527 |
| PATHFINDER ELEM. | Kansas City | Elementary | PK-05 | 409 |
| Platte Purchase Middle School | Kansas City | Middle | 06-08 | 368 |
| Barry School | Kansas City | Elementary | PK-05 | 348 |
| NORTHLAND CAREER CTR. | Platte City | High | 09-12 | 0 |
| BARRY SCH. | Kansas City | Combined | M-M | · |
About PLATTE CO. R-III
PLATTE CO. R-III is a small Missouri school district running 9 campuses with combined enrollment near 4,374.
Looking at the level breakdown, PLATTE CO. R-III is made up of 4 elementary, 2 middle, 2 high schools, and 1 combined or other.
On a per-school basis, PLATTE CO. R-III runs about 486 students per campus, 27% higher than the state mean of roughly 382.
Five-year track record. Across the same 7-year window, public-school enrollment grew 5%: 4,164 students in SY 2017-18 versus 4,374 in SY 2024-25. The school count climbed from 6 to 7 across the same 7-year window. Demographically, the White share of enrollment fell from 77% to 70%.
Within the allk12 community for this area, the community for PLATTE CO. R-III discusses comparison threads between local schools and program reviews. Discussions cut across districts, schools, and grade levels.