Enrollment
357
Iowa · 2024-25 NCES data
Elementary school (grades K-5) · Polk City, IA
Federal NCES profile for Big Creek Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
The verdict
Big Creek Elementary earns 38/100 on the Resource Investment Index, with class sizes larger than 72% of Iowa schools.
Big Creek Elementary has class sizes larger than 72% of Iowa schools. Computed live against every Iowa school reporting to NCES.
NCES ID 192091002314 Verify on NCES CCD record →
Enrollment
357
Iowa · 2024-25 NCES data
Teachers (FTE)
23.0
Federal CCD staff survey
Students per teacher
15.5:1
vs 14.8:1 Iowa avg
+5% vs state
Free-lunch eligible
8.2%
vs 36.4% Iowa avg
-77% vs state
How Big Creek Elementary compares with Iowa and U.S. medians
Slightly above state median
15.5:1 - 0.7 above the Iowa state median of 14.8:1, indicating larger average class loads than typical schools in the state.
Big Creek Elementary is a lower-poverty, mid-sized elementary school in Polk City, Iowa, enrolling 357 students.
Class loads run somewhat heavier than typical: 15.5:1 puts it in the larger third of Iowa schools by student-teacher ratio.
Comparatively few students face economic hardship here, 8.2% free-meal eligibility runs 77% below the Iowa average.
With 357 students, its enrollment sits close to the Iowa median campus size.
Its Resource Investment Index lands in the lower third of 1,322 scored Iowa schools.
Among 146 similarly sized, similarly resourced-need Iowa schools statewide, it ranks #133, in the lower tier once campus size and economic need are matched.
Its student body is predominantly White (91% of enrollment) (diversity index 17/100).
North Polk Comm School District also operates North Polk High School (644 students) and North Polk Middle School (504 students) alongside Big Creek Elementary.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
Big Creek Elementary on the metrics families compare, against Iowa and U.S. means.
| Metric | This school | vs Iowa | Iowa avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.5:1 | ▲ 5% | 14.8:1 | 15.7:1 |
| Free-lunch eligible | 8.2% | ▼ 77% | 36.4% | 51.7% |
| Enrollment | 357 | top 40% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Largest group: White at 91.0% of enrollment.
Simpson diversity index - at 16.9, Big Creek Elementary is less mixed than the Iowa school average of 33.8.
District-wide per-pupil expenditure for North Polk Comm School District, which includes Big Creek Elementary.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| North Polk High School | Larger | Similar economic need | Higher S:T ratio |
| North Polk Middle School | Larger | Similar economic need | Higher S:T ratio |
| North Polk Central Elementary School | Similar size | Similar economic need | Higher S:T ratio |
| North Polk West Elementary School | Similar size | Similar economic need | Similar S:T ratio |
Comparisons are relative to Big Creek Elementary's own figures; each column derives from NCES Common Core of Data.
Matched by enrollment size and by staffing ratio across all of Iowa, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Big Creek Elementary's federal record.
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Big Creek Elementary has 357 students enrolled. It is an elementary school in Polk City, IA.
The student-teacher ratio at Big Creek Elementary is 15.5:1, which is 5% higher than the Iowa average of 14.8:1 and 1% lower than the national average of 15.7:1.
8.2% of students at Big Creek Elementary are eligible for free lunch, compared to the Iowa average of 36.4%.
The largest demographic group at Big Creek Elementary is White at 91.0% of enrollment, in Polk City, IA.
Big Creek Elementary has a Resource Investment Index of 38/100 (typical reported resources relative to schools nationally) based on 1 factor: student-teacher ratio. Not a test-score or academic measure (national median ~41/100, see methodology). Limited indicators were available, so the index reflects partial data.
Big Creek Elementary earns 38/100 on the Resource Investment Index, with class sizes larger than 72% of Iowa schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
Besides Big Creek Elementary, North Polk Comm School District also operates North Polk High School (644 students), North Polk Middle School (504 students), and North Polk Central Elementary School (408 students). See the North Polk Comm School District district page for the complete list.
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. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.
Published by
PlainSchools Editorial
Independent public-data reference that compiles, verifies, and contextualizes official datasets. We do not accept compensation from entities we cover, and every dataset cites its originating public source.
Last updated:
PlainSchools, “Big Creek Elementary, Polk City IA.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/big-creek-elementary-ia
You are welcome to quote these figures with attribution to PlainSchools and the underlying source. The URL above is stable.