Species · Maryland · BBS 2025 Release · 1966–2024
Eastern Screech-Owl Population Trend in Maryland
Eastern Screech-Owl in Maryland has fallen sharply: down 54% on the route-weighted index since 1972.
-54%Since 1972
36Routes In State
35Years
Notable Eastern Screech-Owl Trends in Maryland
long arc declinecomputed index
Eastern Screech-Owl has fallen sharply in Maryland: down 54% on the route-weighted index since 1972.
Eastern Screech-Owl Population Forecast in Maryland
If the recent trend holds, Eastern Screech-Owl in Maryland is projected to fall about 56% by 2029 — from 0.07 in 2024 to a central estimate of 0.03 (95% range 0.00–0.08). A 5-year backtest shows a typical error of ±38%, with 100% of held-out values landing inside the 95% band.
-56%Change by 2029
0.03Projected 2029 index
0.00–0.0895% range
±38%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.03 | 0.00 | 0.08 |
| 2026 | 0.03 | 0.00 | 0.08 |
| 2027 | 0.03 | 0.00 | 0.08 |
| 2028 | 0.03 | 0.00 | 0.08 |
| 2029 | 0.03 | 0.00 | 0.08 |
Eastern Screech-Owl Survey Routes in Maryland
| Cokesbury | 3 | 2024 | 2014 |
| Eklo | 2 | 1996 | 1996 |
| Piney Neck | 2 | 1982 | 1967 |
| Accident | 2 | 2005 | 1992 |
| Floyd | 1 | 2003 | 2003 |
| Mt Nebo | 1 | 1981 | 1981 |
| Vindex | 1 | 2014 | 1970 |
| Oldtown | 1 | 2022 | 1972 |
| Potomac Park | 1 | 2015 | 2015 |
| Williamsport | 1 | 1981 | 1981 |
| Olney | 1 | 1992 | 1986 |
| Warfieldsbrg | 1 | 2002 | 1967 |
| Pleasant Val | 1 | 1986 | 1986 |
| Bachman Mill | 1 | 2013 | 1970 |
| Randallstown | 1 | 1996 | 1996 |
| Upper Xrds | 1 | 1973 | 1967 |
| Van Bibber | 1 | 1979 | 1979 |
| Berlin | 1 | 1989 | 1989 |
| Earlton | 1 | 2018 | 2014 |
| La Plata | 1 | 1982 | 1982 |
| Northeast | 1 | 1983 | 1983 |
| Elkton | 1 | 2018 | 2018 |
| Melitota | 1 | 2005 | 2005 |
| Golden Hill | 1 | 1996 | 1996 |
| Honga | 1 | 2017 | 2008 |
Eastern Screech-Owl Population Trend in Other States
alabamaarkansascoloradoconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemassachusettsmichiganminnesotamississippimissourimontananebraskanew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiooklahomapennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.