Districts in Lower Connecticut River Valley Planning Region14 districts, sorted by rating
| District | City | Rating | Zip Codes |
|---|---|---|---|
| Regional School District 18 | Regional | 10/10 Excellent · 95th pct | 3 |
| Deep River School District | Deep River | 10/10 Excellent · 93rd pct | 1 |
| Chester School District | Chester | 10/10 Excellent · 92nd pct | 1 |
| Essex School District | Essex | 10/10 Excellent · 91st pct | 3 |
| Regional School District 17 | Regional | 8/10 Good · 74th pct | 3 |
| Westbrook School District | Westbrook | 8/10 Good · 72nd pct | 1 |
| Old Saybrook School District | Old Saybrook | 7/10 Good · 69th pct | 1 |
| East Haddam School District | East Haddam | 6/10 Average · 51st pct | 2 |
| Portland School District | Portland | 6/10 Average · 50th pct | 1 |
| Regional School District 13 | Regional | 5/10 Average · 50th pct | 3 |
| East Hampton School District | East Hampton | 5/10 Average · 45th pct | 3 |
| Clinton School District | Clinton | 5/10 Average · 44th pct | 1 |
| Cromwell School District | Cromwell | 5/10 Average · 44th pct | 1 |
| Middletown School District | Middletown | 3/10 Below Average · 21st pct | 2 |
Zip Codes in Lower Connecticut River Valley Planning Region
School Districts in Lower Connecticut River Valley Planning Region, Connecticut
Lower Connecticut River Valley Planning Region has 14 public school districts covering 26 zip codes. The top-rated district in Lower Connecticut River Valley Planning Region is Regional School District 18 (10/10). Ratings are based on the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts), ranked against all districts in Connecticut. 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.