Species · Connecticut · BBS 2025 Release · 1966–2024
Baltimore Oriole Population Trend in Connecticut
Baltimore Oriole in Connecticut has collapsed: down 79% on the route-weighted index since 1968.
-79%Since 1968
20Routes In State
58Years
Notable Baltimore Oriole Trends in Connecticut
long arc declinecomputed index
Baltimore Oriole has collapsed in Connecticut: down 79% on the route-weighted index since 1968.
Baltimore Oriole Population Forecast in Connecticut
If the recent trend holds, Baltimore Oriole in Connecticut is projected to fall about 100% by 2029 — from 3.0 in 2024 to a central estimate of 0.00 (95% range 0.00–4.8). A 5-year backtest shows a typical error of ±86.7%, with 100% of held-out values landing inside the 95% band.
-100%Change by 2029
0.00Projected 2029 index
0.00–4.895% range
±86.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.73 | 0.00 | 5.5 |
| 2026 | 0.46 | 0.00 | 5.3 |
| 2027 | 0.19 | 0.00 | 5.0 |
| 2028 | 0.00 | 0.00 | 4.8 |
| 2029 | 0.00 | 0.00 | 4.8 |
Baltimore Oriole Survey Routes in Connecticut
| Willimantic | 20 | 2018 | 1967 |
| New Hartford | 13 | 1987 | 1972 |
| Woodstock 2 | 9 | 2024 | 2016 |
| E Hartland | 8 | 1992 | 1966 |
| Woodstock | 8 | 2007 | 1968 |
| Danbury | 6 | 2017 | 1968 |
| Warren | 6 | 2011 | 1972 |
| Southington | 5 | 2024 | 1973 |
| Greenwich | 4 | 2018 | 1967 |
| Long Hill | 4 | 2019 | 1972 |
| Mid Haddam | 4 | 2024 | 1973 |
| Granby | 4 | 2024 | 1988 |
| Westbrook | 3 | 2024 | 1969 |
| Sherman | 3 | 2019 | 1972 |
| Uncasville | 2 | 2024 | 1973 |
| No Woodbury | 2 | 2022 | 1967 |
| Warren 2 | 2 | 2023 | 2012 |
| Mystic | 1 | 2022 | 1973 |
| Buckingham | 1 | 2021 | 1966 |
| New Hartford | 1 | 2022 | 1994 |
Baltimore Oriole Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.