Nelson's Sparrow has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Matt Schenck | Sachuest Saltmarsh | Middletown | Newport | 18-Oct-2018 |
| Carlos Pedro | Succotash | South Kingstown | Washington | 04-Oct-2018 |
| Jan St.Jean | Galilee escape road | Narragansett | Washington | 24-May-2018 |