Seaside Sparrow has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Dick & Marge Bradley | Ninigret Mudflats | Charlestown | Washington | 31-Aug-2026 |
| Sue Palmer | Succotash | South Kingstown | Washington | 10-May-2026 |
| Paul L'Etoile | Ninigret Pond | Charlestown | Washington | 17-Apr-2026 |