Species · Pennsylvania · BBS 2025 Release · 1966–2024
Eastern Screech-Owl Population Trend in Pennsylvania
Eastern Screech-Owl in Pennsylvania has fallen sharply: down 72% on the route-weighted index since 1968.
-72%Since 1968
52Routes In State
46Years
Notable Eastern Screech-Owl Trends in Pennsylvania
long arc declinecomputed index
Eastern Screech-Owl has fallen sharply in Pennsylvania: down 72% on the route-weighted index since 1968.
Eastern Screech-Owl Population Forecast in Pennsylvania
If the recent trend holds, Eastern Screech-Owl in Pennsylvania is projected to stay roughly flat through 2028, near 0.01 (95% range 0.00–0.05). A 5-year backtest shows a typical error of ±33.2%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2028
0.01Projected 2028 index
0.00–0.0595% range
±33.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2024 | 0.01 | 0.00 | 0.05 |
| 2025 | 0.01 | 0.00 | 0.05 |
| 2026 | 0.01 | 0.00 | 0.05 |
| 2027 | 0.01 | 0.00 | 0.05 |
| 2028 | 0.01 | 0.00 | 0.05 |
Eastern Screech-Owl Survey Routes in Pennsylvania
| Espyville | 3 | 1976 | 1976 |
| Bow Bridge | 2 | 2022 | 2022 |
| Plesant Grov | 2 | 1999 | 1999 |
| Geeseytown | 2 | 1994 | 1988 |
| Clear Spring | 2 | 1982 | 1974 |
| Harmonsburg | 1 | 2022 | 2022 |
| Ferris Crnrs | 1 | 2009 | 2009 |
| Whig Hill | 1 | 2018 | 2018 |
| Wyalusing | 1 | 2002 | 2002 |
| Lynch | 1 | 2018 | 2018 |
| N Washington | 1 | 2019 | 1994 |
| N Pine Grove | 1 | 2015 | 2015 |
| Betula | 1 | 2001 | 2001 |
| Eldred | 1 | 1981 | 1981 |
| Ramsey | 1 | 2011 | 2011 |
| Jeannette | 1 | 2011 | 2003 |
| Cherry Sprs | 1 | 1985 | 1985 |
| Mawr Glen | 1 | 2004 | 2004 |
| Austinville | 1 | 1970 | 1970 |
| Rush | 1 | 1999 | 1999 |
| Marsh Hill | 1 | 2007 | 2004 |
| Millville | 1 | 2002 | 2002 |
| Starlight | 1 | 1992 | 1992 |
| Greentown | 1 | 2001 | 1987 |
| Susquehanna | 1 | 2008 | 1975 |
Eastern Screech-Owl Population Trend in Other States
alabamaarkansascoloradoconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiooklahomarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.