Species · Utah · BBS 2025 Release · 1966–2024
Turkey Vulture Population Trend in Utah
Turkey Vulture in Utah has surged: up 422% on the route-weighted index since 1970.
+422%Since 1970
88Routes In State
49Years
Notable Turkey Vulture Trends in Utah
long arc increasecomputed index
Turkey Vulture has surged in Utah: up 421% on the route-weighted index since 1970.
Turkey Vulture Population Forecast in Utah
If the recent trend holds, Turkey Vulture in Utah is projected to fall about 19% by 2029 — from 1.6 in 2024 to a central estimate of 1.3 (95% range 0.46–2.2). A 5-year backtest shows a typical error of ±33.4%, with 100% of held-out values landing inside the 95% band.
-19%Change by 2029
1.3Projected 2029 index
0.46–2.295% range
±33.4%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.2 | 0.39 | 2.1 |
| 2026 | 1.3 | 0.41 | 2.1 |
| 2027 | 1.3 | 0.42 | 2.1 |
| 2028 | 1.3 | 0.44 | 2.1 |
| 2029 | 1.3 | 0.46 | 2.2 |
Turkey Vulture Survey Routes in Utah
| Promontory | 37 | 2024 | 1969 |
| Grantsville | 22 | 2023 | 2001 |
| M Warner Res | 19 | 2024 | 1994 |
| Navajo Lake | 10 | 2023 | 1989 |
| Hanna | 9 | 2024 | 1997 |
| Goshen | 8 | 2018 | 1979 |
| Fairfield | 7 | 2017 | 1987 |
| Oak City | 5 | 2024 | 1980 |
| Bonanza | 5 | 2010 | 1998 |
| Randolph | 5 | 2023 | 1992 |
| Jericho Junction | 5 | 2017 | 2004 |
| Neponset Res | 5 | 2007 | 2003 |
| Bear River | 4 | 2023 | 2013 |
| Shivwitz | 4 | 2024 | 1992 |
| Boulder | 3 | 2021 | 1969 |
| Gold Hill | 3 | 1987 | 1987 |
| Notom | 3 | 2024 | 1989 |
| Glen Canyon | 3 | 2022 | 2021 |
| Blanding | 3 | 2024 | 1987 |
| Leamington | 3 | 2015 | 2014 |
| Gooseberry | 3 | 2023 | 1994 |
| La Sal 2 | 3 | 2003 | 2003 |
| Kamas | 3 | 2024 | 2000 |
| Ferron | 3 | 2019 | 2004 |
| Newcastle | 3 | 2022 | 1999 |
Turkey Vulture Population Trend in Other States
alabamaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawashingtonwest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.