Nelson's Sparrow has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Jess Bishop | Succotash Marsh | South Kingstown | Washington | 17-Oct-2020 |
| Dominick Pacelli | Succotash Marsh | South Kingstown | Washington | 03-Oct-2020 |
| Carlos Pedro | Succotash Marsh | South Kingstown | Washington | 02-Oct-2020 |
| Sue Palmer | Block Island - Salt Pond | New Shoreham | Washington | 24-Sep-2020 |
| Jan St.Jean | Galilee bird sanctuary | Narragansett | Washington | 04-Sep-2020 |