Species · Utah · BBS 2025 Release · 1966–2024
White-crowned Sparrow Population Trend in Utah
White-crowned Sparrow in Utah has surged: up 483% on the route-weighted index since 1970.
+483%Since 1970
54Routes In State
54Years
Notable White-crowned Sparrow Trends in Utah
long arc increasecomputed index
White-crowned Sparrow has surged in Utah: up 483% on the route-weighted index since 1970.
White-crowned Sparrow Population Forecast in Utah
If the recent trend holds, White-crowned Sparrow in Utah is projected to stay roughly flat through 2029, near 3.0 (95% range 1.6–4.3). A 5-year backtest shows a typical error of ±67.3%, with 80% of held-out values landing inside the 95% band.
-3%Change by 2029
3.0Projected 2029 index
1.6–4.395% range
±67.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 2.8 | 1.5 | 4.2 |
| 2026 | 2.9 | 1.5 | 4.2 |
| 2027 | 2.9 | 1.6 | 4.2 |
| 2028 | 2.9 | 1.6 | 4.3 |
| 2029 | 3.0 | 1.6 | 4.3 |
White-crowned Sparrow Survey Routes in Utah
| Gooseberry | 49 | 2024 | 1994 |
| Soapstone | 38 | 2024 | 1992 |
| Navajo Lake | 35 | 2024 | 1970 |
| Skyline Driv | 26 | 2016 | 1986 |
| Heber Mtn. | 26 | 2024 | 1996 |
| Wasatch Nf | 23 | 2024 | 1988 |
| Uintah Nf | 19 | 1994 | 1987 |
| Lost Cr. Res | 14 | 2018 | 1995 |
| Logan Canyon | 14 | 2019 | 1997 |
| Ferron | 14 | 2022 | 2000 |
| Richfield | 7 | 2018 | 1994 |
| Monticello | 6 | 2000 | 2000 |
| Beck | 5 | 1987 | 1968 |
| Beck 2 | 5 | 2018 | 1990 |
| La Sal 3 | 4 | 2024 | 2007 |
| Woodruff | 3 | 2024 | 2002 |
| Moon Lake 2 | 2 | 2015 | 2015 |
| Altonah | 2 | 2005 | 1977 |
| Beaver | 2 | 2021 | 1971 |
| Castleton | 2 | 1975 | 1975 |
| Red Spur Mtn. | 2 | 2021 | 1997 |
| Hite | 2 | 1997 | 1997 |
| Hill Creek | 2 | 1993 | 1993 |
| La Sal | 2 | 1993 | 1993 |
| Kamas | 2 | 2023 | 2017 |
White-crowned Sparrow Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.