21 public K-12 schools in Sioux City from NCES Common Core of Data: enrollment, grade span, demographics, and Civil Rights Data Collection statistics for every active campus.
21 public schools ranked by quality score. NCES CCD 2024-25 data.
The highest-ranked of Sioux City's 21 public schools is North High School, scoring 28/100, against a city average of 40.6/100. Computed live across every Sioux City campus reporting to NCES.
How the Sioux City Public-School Landscape Breaks Down
Sioux City, IA enrolls 13,943 students across 21 public schools reporting to the National Center for Education Statistics. The average student-teacher ratio across the city is 14.8:1, and the composite quality score, derived from student-teacher ratio, counselor access, gifted-program availability, and CRDC attendance data, averages 40.6/100. Schools must report at least five campuses in a city to appear in this listing, which is why very small towns may redirect to the broader county or state view.
The most-resourced campus in Sioux City on this index is North High School, at 28/100 on the Resource Investment Index with 1,529 enrolled students. What the index does and doesn't measure; click any school below for its full component breakdown.
Sioux City spans 1 district, each filing its own NCES F-33 return, per-pupil spending can vary between neighbouring campuses. Sort the table below by enrollment, level, or district; click any school for its full profile.
Sioux City school enrollment varies 20× across entities
Sioux City school enrollment ranges from 75 students (lowest) to 1,529 students (highest), a spread of 1,454 students. That spread is wider than typical and predicts noticeable gaps in service quality between the highest and lowest areas. Per-school staffing, programme depth, and capital-renovation cycles often diverge inside the same city based on enrollment shape, a 200-student magnet runs a different operational model than a 2,000-student comprehensive high school.
Sioux City has higher-than-average Title I eligibility — 51.1% of the population qualifies for free or reduced-price lunch
free or reduced-price lunch eligibility is the federal threshold for Title I funding allocations, established under the Every Student Succeeds Act (ESSA, 2015). Areas above 75% eligibility receive concentration grants on top of the basic Title I formula. Regions with eligibility this high typically draw a substantially larger federal funding share relative to their local tax base, which can either offset or reinforce existing gaps depending on allocation policy.
Sioux City operates only 1 school district — one of the single most consolidated governance structures in the country
Most Sioux City school districts are a single unified district covering the whole city, a structural feature that simplifies inter-school comparison but concentrates policy authority, and the count here is near the floor observed nationally. Consolidation produces narrower variance because resources pool across a large population, but it can also mask intra-school district inequities — sub-school district differences within a single school district are not visible at this aggregation level. Consolidated systems typically rely more heavily on top-down funding formulas than on local revenue variability.
Sioux City student-teacher ratio is 14.8:1 — near the typical range (US average ~15.7) — aligned with the U.S. average of approximately 15.7:1
student-teacher ratio is the simplest comparative metric but it does not capture the full picture: the ratio counts FTE classroom teachers against total enrollment, push-in specialists, English-language aides, special-education co-teachers, and counselors are not included in most reporting Variation between sub-units within Sioux City is typically wider than the Sioux City-aggregate figure suggests.
Most racially and ethnically mixed schools in Sioux City
Ranked by the Simpson student-body diversity index (0-100) from NCES race and ethnicity data, where higher means a more evenly mixed student body. It measures mix, not quality.
The highest-ranked school in Sioux City is North High School with a quality score of 28/100. There are 21 public schools in Sioux City with 13,943 total students.
How many schools are in Sioux City, IA? ▼
Sioux City has 21 public schools with a total enrollment of 13,943 students. Average student-teacher ratio: 14.8:1.
Data from NCES Common Core of Data (CCD) 2024-25 and Civil Rights Data Collection (CRDC) 2021-22. Quality scores based on student-teacher ratio,
counselor access, gifted programs, and attendance. Schools must have 5+ in the city to be listed.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the NCES Common Core of Data (CCD). Consult a qualified professional before making decisions based on this data.
Read our methodology, which explains how this data is sourced, computed, and verified.
