Enrollment history
Compare schools →-38 students since 2016-17-5%
| Placement season | Students | Yearly change |
|---|---|---|
| 2016-17 | 766 | — |
| 2017-18 | 750 | -16 |
| 2018-19 | 745 | -5 |
| 2019-20 | 729 | -16 |
| 2020-21 | 707 | -22 |
| 2021-22 | 692 | -15 |
| 2022-23 | 693 | +1 |
| 2023-24 | 713 | +20 |
| 2024-25 | 718 | +5 |
| 2025-26 | 729 | +11 |
| 2026-27 | 728 | -1 |
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 Grafton 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.
-47 students since 2005-06-6.1%
All 21 years
| School year | Students | Counted over |
|---|---|---|
| 2005-06 | 768 | High School |
| 2006-07 | 790 | High School |
| 2007-08 | 875 | High School |
| 2008-09 | 838 | High School |
| 2009-10 | 868 | High School |
| 2010-11 | 819 | High School |
| 2011-12 | 773 | High School |
| 2012-13 | 779 | High School |
| 2013-14 | 745 | High School |
| 2014-15 | 748 | High School |
| 2015-16 | 763 | High School |
| 2016-17 | 749 | High School |
| 2017-18 | 741 | High School |
| 2018-19 | 728 | High School |
| 2019-20 | 709 | High School |
| 2020-21 | 687 | High School |
| 2021-22 | 694 | High School |
| 2022-23 | 715 | High School |
| 2023-24 | 720 | High School |
| 2024-25 | 727 | High School |
| 2025-26 | 721 | 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