Species · BCR 30 · BBS 2025 Release · 1966–2024
Eastern Kingbird In New England / Mid-Atlantic Coast
Eastern Kingbird in New England / Mid-Atlantic Coast has fallen sharply: down 55% on the route-weighted index since 1968.
-55%Since 1968
163Routes In Region
58Years
Notable Signals
long arc declinecomputed index
Eastern Kingbird has fallen sharply in New England / Mid-Atlantic Coast: down 55% on the route-weighted index since 1968.
Forecast
If the recent trend holds, Eastern Kingbird in New England / Mid-Atlantic Coast is projected to fall about 18% by 2029 — from 2.1 in 2024 to a central estimate of 1.7 (95% range 0.91–2.5). A 5-year backtest shows a typical error of ±9%, with 100% of held-out values landing inside the 95% band.
-18%Change by 2029
1.7Projected 2029 index
0.91–2.595% range
±9%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.9 | 1.1 | 2.7 |
| 2026 | 1.9 | 1.1 | 2.6 |
| 2027 | 1.8 | 1.0 | 2.6 |
| 2028 | 1.8 | 0.96 | 2.5 |
| 2029 | 1.7 | 0.91 | 2.5 |
Routes In New England / Mid-Atlantic Coast
| Bennett Mill | NEW-JERSEY | 16 | 2000 |
| La Plata | MARYLAND | 14 | 2009 |
| Warren | CONNECTICUT | 13 | 2011 |
| Jones | MARYLAND | 13 | 1994 |
| Villas | NEW-JERSEY | 13 | 1981 |
| Deepwater | NEW-JERSEY | 12 | 1977 |
| Holleyville 2 | DELAWARE | 11 | 2019 |
| Princeton | MASSACHUSETTS | 11 | 1976 |
| Dover | DELAWARE | 10 | 1987 |
| Woodbury Hgt | NEW-JERSEY | 10 | 2024 |
| Pedricktown | NEW-JERSEY | 9 | 2012 |
| Casimir Pulaski Sf | RHODE-ISLAND | 9 | 2018 |
| Largo | MARYLAND | 8 | 1981 |
| Elkton | MARYLAND | 8 | 2024 |
| Honga | MARYLAND | 8 | 2024 |
| E Pepperell | MASSACHUSETTS | 8 | 1994 |
| Brentwood | NEW-HAMPSHIRE | 8 | 1998 |
| Cape May Ch | NEW-JERSEY | 8 | 2013 |
| Chilmark | MASSACHUSETTS | 7 | 1983 |
| Belchertown | MASSACHUSETTS | 7 | 2024 |
| Mystic | CONNECTICUT | 6 | 2023 |
| Sherman | CONNECTICUT | 6 | 2019 |
| Holleyville | DELAWARE | 6 | 2004 |
| Beltsville | MARYLAND | 6 | 2012 |
| Harmony | MARYLAND | 6 | 2017 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.