| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Decorah Community School District | Decorah | 9/10 Excellent · 87th pct | 1,663 | 4 | PK–12 | 1 |
| Turkey Valley Community School District | Fort Atkinson | 8/10 Good · 75th pct | 375 | 2 | PK–12 | 1 |
| South Winneshiek Community School District | Calmar | 8/10 Good · 70th pct | 549 | 3 | PK–12 | 3 |
| Howard-Winneshiek Community School District | Ridgeway | 7/10 Good · 62nd pct | 1,060 | 3 | PK–12 | 1 |
| Postville Community School District | Castalia | 1/10 Poor · 5th pct | 694 | 4 | PK–12 | 1 |
How Winneshiek County compares
Together they enroll 4,341 students across 16 schools. The largest is Decorah Community School District with 1,663 students. Districts here average 6.6/10, above the Iowa average of 5.4/10. Ratings range from 1/10 to 9/10.
School Districts in Winneshiek County, Iowa
Winneshiek County has 5 public school districts covering 7 zip codes. The top-rated district in Winneshiek County is Decorah Community School District (9/10). Ratings are based on the share of students proficient in reading and math on state assessments (ISASP 2024–25), ranked against all districts in Iowa. 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.
Frequently Asked Questions
How many school districts are in Winneshiek County, IA?
5 school districts serve zip codes in Winneshiek County, IA. This page lists each one with its rating, enrollment, grade span and the zip codes it covers.
What is the best-rated school district in Winneshiek County, IA?
Of the districts serving Winneshiek County, Decorah Community School District has the highest rating on this site at 9/10. That places it in the 87th percentile among Iowa school districts.
How are these school district ratings calculated?
Each rating is the share of students scoring proficient or above on Iowa reading and math assessments, ranked against other districts in Iowa and converted to a 1–10 scale. Percentiles compare districts within Iowa only, never across state lines.