Species · Maryland · BBS 2025 Release · 1966–2024
Eastern Kingbird Population Trend in Maryland
Eastern Kingbird in Maryland has held roughly steady: down 2% on the route-weighted index since 1968.
-2%Since 1968
76Routes In State
58Years
Notable Eastern Kingbird Trends in Maryland
No notable trend signals for Eastern Kingbird in Maryland. See the full index history below.
Eastern Kingbird Population Forecast in Maryland
If the recent trend holds, Eastern Kingbird in Maryland is projected to fall about 12% by 2029 — from 4.2 in 2024 to a central estimate of 3.7 (95% range 2.4–5.0). A 5-year backtest shows a typical error of ±26.2%, with 40% of held-out values landing inside the 95% band.
-12%Change by 2029
3.7Projected 2029 index
2.4–5.095% range
±26.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 3.7 | 2.4 | 5.0 |
| 2026 | 3.7 | 2.4 | 5.0 |
| 2027 | 3.7 | 2.4 | 5.0 |
| 2028 | 3.7 | 2.4 | 5.0 |
| 2029 | 3.7 | 2.4 | 5.0 |
Eastern Kingbird Survey Routes in Maryland
| Ijamsville | 28 | 2024 | 1986 |
| Madonna | 19 | 2022 | 2009 |
| Williamsport | 18 | 2024 | 1966 |
| La Plata | 14 | 2009 | 1966 |
| Olney | 13 | 2024 | 1966 |
| Jones | 13 | 1994 | 1966 |
| Emmitsburg | 11 | 2024 | 1966 |
| Warfieldsbrg | 10 | 2024 | 1966 |
| Wheaton | 10 | 2024 | 1990 |
| Largo | 8 | 1981 | 1966 |
| Elkton | 8 | 2024 | 1966 |
| Honga | 8 | 2024 | 1966 |
| Eklo | 7 | 2018 | 1966 |
| Beltsville | 6 | 2012 | 1966 |
| Harmony | 6 | 2017 | 1966 |
| Fruitland | 6 | 1998 | 1966 |
| Sinepuxent | 6 | 1977 | 1967 |
| Walnut | 6 | 2024 | 2000 |
| Earlton | 6 | 2024 | 2014 |
| Smithsburg | 5 | 2014 | 1966 |
| Wolfsville | 5 | 2024 | 1968 |
| Silver Spg | 5 | 1989 | 1966 |
| Randallstown | 5 | 2013 | 1966 |
| Mardela | 5 | 2019 | 1966 |
| Cokesbury | 5 | 2024 | 1966 |
Eastern Kingbird Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.