Enrollment history
Compare schools →-21 students since 2016-17-15.3%
| Placement season | Students | Yearly change |
|---|---|---|
| 2016-17 | 137 | — |
| 2017-18 | 137 | 0 |
| 2018-19 | 128 | -9 |
| 2019-20 | 127 | -1 |
| 2020-21 | 142 | +15 |
| 2021-22 | 142 | 0 |
| 2022-23 | 140 | -2 |
| 2023-24 | 136 | -4 |
| 2024-25 | 134 | -2 |
| 2025-26 | 134 | 0 |
| 2026-27 | 116 | -18 |
Compiled by Ewert Sports from WIAA team pages and WIAA placement reports. These are WIAA enrollment figures, not district-wide enrollment or a division calculation. Missing years are not estimated; co-op totals and sport-specific counts are kept separate.
District enrollment · 2005–2025
Wisconsin DPICertified total enrollment for Niagara High, published by the Wisconsin Department of Public Instruction. This is not the WIAA placement figure above — WIAA counts on its own date and, for many sports, over a subset of grades. The two are kept separate and are not comparable year to year.
-131 students since 2005-06-43%
All 21 years
| School year | Students | Counted over |
|---|---|---|
| 2005-06 | 305 | High School |
| 2006-07 | 267 | High School |
| 2007-08 | 256 | High School |
| 2008-09 | 244 | High School |
| 2009-10 | 227 | High School |
| 2010-11 | 223 | High School |
| 2011-12 | 214 | High School |
| 2012-13 | 217 | High School |
| 2013-14 | 206 | High School |
| 2014-15 | 195 | High School |
| 2015-16 | 199 | High School |
| 2016-17 | 199 | High School |
| 2017-18 | 194 | High School |
| 2018-19 | 199 | High School |
| 2019-20 | 207 | High School |
| 2020-21 | 207 | High School |
| 2021-22 | 204 | High School |
| 2022-23 | 194 | High School |
| 2023-24 | 186 | High School |
| 2024-25 | 184 | High School |
| 2025-26 | 174 | High School |
Source: DPI certified enrollment downloads. Each year is taken from its own published file, and the file’s checksum is stored with the record. Latest source file ↗
About these records
School record sourced from wiaa · view source ↗ · updated Fri, Sep 4, 2026