Districts in Grant County10 districts, sorted by rating
| District | City | Rating | Zip Codes |
|---|---|---|---|
| Platteville School District | Platteville | 9/10 Excellent · 83rd pct | 1 |
| Fennimore Community School District | Fennimore | 9/10 Excellent · 82nd pct | 2 |
| Lancaster Community School District | Lancaster | 9/10 Excellent · 81st pct | 2 |
| River Ridge School District | River Ridge | 8/10 Good · 76th pct | 5 |
| Cuba City School District | Cuba | 7/10 Good · 62nd pct | 2 |
| Cassville School District | Cassville | 7/10 Good · 60th pct | 1 |
| Potosi School District | Potosi | 6/10 Average · 58th pct | 1 |
| Riverdale School District | Riverdale | 6/10 Average · 55th pct | 3 |
| Boscobel Area School District | Boscobel | 6/10 Average · 53rd pct | 2 |
| Southwestern Wisconsin School District | Southwestern Wisconsin | 5/10 Average · 43rd pct | 2 |
Zip Codes in Grant County
School Districts in Grant County, Wisconsin
Grant County has 10 public school districts covering 21 zip codes. The top-rated district in Grant County is Platteville School District (9/10). Ratings are based on the share of students proficient in reading and math on state assessments (Wisconsin Forward Exam 2024–25 for most districts), ranked against all districts in Wisconsin. Directory details come from NCES CCD 2024–25.
Enter your zip code on any page to confirm your exact district assignment — district boundaries are address-specific and may not follow county or city lines.