Platte Co. R-Iii

Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. District totals are aggregated directly from the schools reporting under this district in the source records. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.

Platte City, Missouri - 6 schools

An equity score of 32/100 ranks Platte Co. R-Iii #343 of 432 districts in Missouri (state average 50). Derived live from how evenly resources are distributed across the district's schools.

At $11,712 per pupil, Platte Co. R-Iii ranks #301 of 549 Missouri districts by per-pupil spending (Missouri districts). NCES F-33 finance data.

4,283
Total Enrollment
6
Schools
$11,712
Per-Pupil Spending
Combined, High
School Types

District-Level NCES Analysis

Platte Co. R-Iii operates 6 public schools serving 4,283 students, placing it among the smallest districts in Missouri. The school portfolio breaks down into 3 combined, 1 high, 1 middle, 1 elementary schools, a small enough portfolio that most families will interact with nearly every campus in the district at some point. These enrollment and school figures come from the NCES Common Core of Data (CCD) 2024-25 release, and the district is based in Platte County.

Per-pupil expenditure runs $11,712 according to the NCES F-33 School District Finance Survey, in the lower half of 549 Missouri districts by per-pupil spending. See how Missouri compares in our national per-pupil spending analysis. The funding mix is 66.7% local, 27.4% state, and 5.9% federal, a local-revenue-heavy mix that leaves the district more exposed to property-tax swings and local ballot measures than state-funded peers. The district's equity score is 32/100, ranked #343 of 432 in Missouri against a state average of 50, notably less even than the typical district in the state for how evenly funding reaches its schools.

Academic infrastructure includes 1 of 6 schools offering Advanced Placement (11 AP courses district-wide), a 456.4:1 student-counselor ratio, above both the ASCA benchmark and the roughly 408:1 national average, and 16.7% chronic absenteeism from the 2021-22 Civil Rights Data Collection. Demographically, the student body averages 71.9% White, 10.3% Hispanic or Latino, 9.7% African American across the district's schools. Its most demographically mixed campus is Pathfinder Elem., with a diversity index of 68.3/100.

Its largest campus is Platte County High, enrolling 1,397 students (34% of the district's total enrollment). Its smallest is Pathfinder Elem., at 409 students, a 3x enrollment spread across the district's campuses.

Platte County High accounts for 32.6% of all Platte Co. R-Iii student enrollment

That dominant concentration means Platte Co. R-Iii-wide averages can mask substantial variation outside the dominant entity. Grade band: high. A single dominant campus often anchors a district's program offerings and staffing patterns; the share helps explain why district-wide averages may not reflect the typical neighbourhood-school experience. When one entity dominates a region's footprint, its programmatic and budget decisions effectively set policy for a majority of the affected population.

Source: NCES Common Core of Data NCES Common Core of Data

Platte Co. R-Iii school enrollment varies 3.4× across entities

Platte Co. R-Iii school enrollment ranges from 409 students (lowest) to 1,397 students (highest), a spread of 988 students. That relatively narrow ratio reflects an unusually homogeneous campus portfolio, most districts have a wider mix of school sizes. Per-school staffing ratios, programme availability, and capital-renovation cycles often diverge inside the same district based on enrollment shape.

Source: NCES Common Core of Data NCES Common Core of Data

Platte Co. R-Iii student-counselor ratio is 456:1 — high (typically associated with staffing constraints that limit per-student counselor time; CRDC data shows higher ratios cluster in larger urban systems)

student-counselor ratio is the simplest comparative metric but it does not capture the full picture: the ratio counts FTE counselors against total enrollment, districts that contract intervention or social-emotional staff outside the counselor classification may be under-counted Higher values may reflect larger urban scale or recent resource constraints that have widened the gap.

Source: NCES Civil Rights Data Collection NCES Civil Rights Data Collection

Platte Co. R-Iii chronic absenteeism rate is 16.7% — near the typical range (US average ~28) — aligned with the national post-pandemic baseline of roughly 28% chronic absenteeism

chronic absenteeism rate is the simplest comparative metric but it does not capture the full picture: a student is chronically absent if they miss ≥10% of enrolled days for any reason, illness, family obligations, or disengagement Variation between sub-units within Platte Co. R-Iii is typically wider than the Platte Co. R-Iii-aggregate figure suggests.

Source: NCES Civil Rights Data Collection 2021-22 NCES Civil Rights Data Collection 2021-22

Where does the funding come from?

5.9%
Federal
27.4%
State
66.7%
Local

Funding Equity

32
Equity Score
343 / 432
State Rank
50
State Average

This district scores below average on funding equity. High reliance on local revenue or lower spending may contribute.

Student Demographics

Average demographic composition across 6 schools in Platte Co. R-Iii.

White 71.9%
Hispanic or Latino 10.3%
African American 9.7%
Asian 2.6%
Multiracial 3.6%
Other 1.9%

Source: NCES CCD School Membership 2024-25.

Student-body diversity

Average diversity index 43.7/100

Average Simpson diversity index across Platte Co. R-Iii's schools, above the Missouri average of 31.0.

Most mixed schools

  1. 1 Pathfinder Elem. 68.3
  2. 2 Platte County High 46.1
  3. 3 Compass Elementary 38.3
  4. 4 Donald D. Siegrist Elem. 33.5
  5. 5 Platte City Middle 32.5

Programs & Resources

1 / 6
Schools with AP
11 AP courses total
456.4:1
Student-Counselor Ratio
16.7%
Chronically Absent

Source: NCES Civil Rights Data Collection (CRDC) 2021-22.

Schools in Platte Co. R-Iii

School Enrollment
Platte County High
1,397
Donald D. Siegrist Elem.
679
Platte City Middle
646
Compass Elementary
527
Barry Sch.
451
Pathfinder Elem.
409

How Platte Co. R-Iii Compares to Similar-Size Districts

The Missouri districts closest to this one in total enrollment.

District Enrollment Spending Funding Mix
Belton 124 Similar size Similar spending Less locally funded
Cape Girardeau 63 Similar size Similar spending Similar funding mix
Rolla 31 Similar size Similar spending Less locally funded
Webster Groves Similar size Similar spending More locally funded
Specl. Sch. Dst. St. Louis Co. Similar size No spending data Similar funding mix

Comparisons are relative to Platte Co. R-Iii's own figures; each column derives from NCES Common Core of Data and the F-33 Finance Survey.

Nearby Districts in Missouri

Top districts in the same state, compare side-by-side for enrollment, spending, and demographics.

Springfield R-Xii
22,937 students · 57 schools · $13,404/pupil
Compare vs Platte Co. R-Iii →
Rockwood R-Vi
20,563 students · 31 schools · $11,739/pupil
Compare vs Platte Co. R-Iii →
North Kansas City 74
20,561 students · 34 schools · $13,738/pupil
Compare vs Platte Co. R-Iii →
Columbia 93
18,800 students · 36 schools · $13,719/pupil
Compare vs Platte Co. R-Iii →
St. Louis City
18,321 students · 68 schools · $17,843/pupil
Compare vs Platte Co. R-Iii →

Compare Platte Co. R-Iii

See how this district compares to others in enrollment, spending, demographics, and academic resources.

Compare vs Springfield R-Xii →

Frequently Asked Questions

How many schools are in Platte Co. R-Iii?

Platte Co. R-Iii has 6 schools, including 1 high, 3 combined, 1 middle, 1 elementary. Total enrollment is 4,283 students.

How much does Platte Co. R-Iii spend per student?

Platte Co. R-Iii spends $11,712 per student. The district has an equity score of 32/100, ranking #343 in Missouri.

What is the demographic composition of Platte Co. R-Iii?

Platte Co. R-Iii students are 71.9% White, 10.3% Hispanic or Latino, 9.7% African American, 2.6% Asian, averaged across 6 schools. Source: NCES CCD Membership 2024-25.

What is the equity score for Platte Co. R-Iii?

Platte Co. R-Iii has an equity score of 32/100, ranking #343 out of 432 districts in Missouri.