| Connecticut Warbler(Oporornis agilis) |
| - - - Spring - - - |
| Number | Date | Location | Observer | Comment |
| 9 | 2024-05-31 | Koochiching County, Toomey Williams Road,48.2472530,-93.9822677 | Bellich | Counted individually as heard singing, sometimes deeper into bog. Neat! |
| 7 | 2021-05-31 | St. Louis County, Sax-Zim Bog--Friends of Sax-Zim Bog Visitor Center,47.1458992, | eBird | |
| 6 | 2019-05-25 | St. Louis County, Stoney Point,46.92415,-91.81746 | Kraemer | |
| 5 | 2023-05-27 | Koochiching County, Toomey Williams Road,48.2472530,-93.9822677 | Risen | |
| 5 | 2011-05-28 | Cass County | Wieland | CR 135 Bog, Boy River Twp |
| 5 | 2013-05-31 | St. Louis County, Duluth--Park Point,46.73057,-92.05238 | Dexter | |
| 4 | 2012-05-20 | Clay County, S. Moorhead | O'Connor | |
| 3 | 1976-05-31 | Roseau County | Janssen | singing |
| 3 | 1976-05-31 | Beltrami County | Janssen | singing |
| - - - Summer - - - |
| Number | Date | Location | Observer | Comment |
| 16 | 2023-06-04 | Koochiching County, Toomey Williams Road,48.2472530,-93.9822677 | Risen | VERY active and vocal this morning. Birds were Counted individually on a single |
| 13 | 2024-06-08 | Koochiching County, Toomey Williams Road,48.2472530,-93.9822677 | Risen | Counted individually on a single pass to insure no duplication |
| 13 | 2021-06-10 | Koochiching County, Toomey Williams Road,48.2472530,-93.9822677 | Sundvall | 11 singing males and one presumed M/F pair. |
| 9 | 2001-06-09 | St. Louis County, Sax-Zim | Tustison | saw 2 both s + 7 others |
| 8 | 2023-06-04 | Beltrami County, Big Bog State Recreation Area,48.2857058,-94.5655145 | Hiebert | |
| 5 | 2002-06-08 | St. Louis County | Tustison | saw 1 walk on tree branch - all were singing |
| 5 | 1993-06-20 | Roseau County | Towle | Beltrami Island SF |
| 4 | 2022-06-23 | Lake of the Woods County, Red Lake WA | North | Nest with 4 young in Sphagnum hummock along abandoned trail |
| 3 | 2022-06-17 | Beltrami County, Big Bog State Recreation Area,48.2857058,-94.5655145 | Bryan | |
| - - - Fall - - - |
| Number | Date | Location | Observer | Comment |
| 4 | 1984-08-18 | Pine County, Pine City | Janssen | |
| 3 | 1963-09-21 | Watonwan County, Lewisville | Janssen | TV Tower kill |
| 3 | 2007-08-10 | Aitkin County | Schirmacher | |
| 3 | 2013-08-02 | St. Louis County, Sax-Zim Bog,47.1927783,-92.6346232 | Holzapfel | Owl Rd, Friends site family |
| 3 | 2005-09-04 | Meeker County | Floren | LITCHFIELD NATURE CENTER |
|   |
| Breeds north-central and northeast, but absent far northeast. Migrant throughout. |