Species · Vermont · BBS 2025 Release · 1966–2024
Eastern Kingbird Population Trend in Vermont
Eastern Kingbird in Vermont has collapsed: down 79% on the route-weighted index since 1968.
-79%Since 1968
26Routes In State
58Years
Notable Eastern Kingbird Trends in Vermont
long arc declinecomputed index
Eastern Kingbird has collapsed in Vermont: down 79% on the route-weighted index since 1968.
Eastern Kingbird Population Forecast in Vermont
If the recent trend holds, Eastern Kingbird in Vermont is projected to fall about 11% by 2029 — from 1.2 in 2024 to a central estimate of 1.0 (95% range 0.00–3.6). A 5-year backtest shows a typical error of ±33.2%, with 100% of held-out values landing inside the 95% band.
-11%Change by 2029
1.0Projected 2029 index
0.00–3.695% range
±33.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.4 | 0.00 | 4.0 |
| 2026 | 1.3 | 0.00 | 3.9 |
| 2027 | 1.2 | 0.00 | 3.8 |
| 2028 | 1.1 | 0.00 | 3.7 |
| 2029 | 1.0 | 0.00 | 3.6 |
Eastern Kingbird Survey Routes in Vermont
| Hinesburg | 10 | 1994 | 1966 |
| Waterville | 8 | 1980 | 1968 |
| Gaysville | 6 | 2021 | 1966 |
| W Rutland | 5 | 2024 | 1966 |
| Bristol | 4 | 2016 | 1995 |
| Grand Isle | 3 | 2024 | 1967 |
| S Reading | 2 | 2023 | 1968 |
| Post Mills | 2 | 2024 | 1966 |
| Shaftsbury | 2 | 2024 | 1966 |
| S Wallingfrd | 2 | 2022 | 1966 |
| St Johnsbury | 2 | 2023 | 1970 |
| East Haven | 2 | 2023 | 1966 |
| Newbury | 2 | 2004 | 1986 |
| Fletcher | 2 | 2024 | 1968 |
| Marlboro | 1 | 2024 | 1966 |
| North Pownal | 1 | 2024 | 1966 |
| Stratton | 1 | 2021 | 1966 |
| Landgrove | 1 | 2024 | 1966 |
| Northfld Fls | 1 | 2013 | 1980 |
| Middlesex | 1 | 2023 | 1968 |
| East Calais | 1 | 2021 | 1966 |
| Hardwick | 1 | 2024 | 1966 |
| Greensboro | 1 | 2024 | 1967 |
| Colchester | 1 | 2024 | 1986 |
| Newbury 2 | 1 | 2023 | 2014 |
Eastern Kingbird Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.