Species · Idaho · BBS 2025 Release · 1966–2024
Golden-crowned Kinglet Population Trend in Idaho
Golden-crowned Kinglet in Idaho has surged: up 832% on the route-weighted index since 1975.
+832%Since 1975
29Routes In State
50Years
Notable Golden-crowned Kinglet Trends in Idaho
long arc increasecomputed index
Golden-crowned Kinglet has surged in Idaho: up 832% on the route-weighted index since 1975.
Golden-crowned Kinglet Population Forecast in Idaho
If the recent trend holds, Golden-crowned Kinglet in Idaho is projected to rise about 107% by 2029 — from 1.0 in 2024 to a central estimate of 2.1 (95% range 0.86–3.4). A 5-year backtest shows a typical error of ±99.9%, with 80% of held-out values landing inside the 95% band.
+107%Change by 2029
2.1Projected 2029 index
0.86–3.495% range
±99.9%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 2.0 | 0.75 | 3.3 |
| 2026 | 2.1 | 0.78 | 3.4 |
| 2027 | 2.1 | 0.81 | 3.4 |
| 2028 | 2.1 | 0.83 | 3.4 |
| 2029 | 2.1 | 0.86 | 3.4 |
Golden-crowned Kinglet Survey Routes in Idaho
| Grangeville | 20 | 2024 | 1986 |
| Lolo Pass | 19 | 2019 | 1992 |
| Marble Creek | 19 | 2023 | 1988 |
| Avery | 18 | 2023 | 1979 |
| Baldy Mountain | 14 | 2016 | 2013 |
| Pierce | 13 | 2007 | 1990 |
| Mivoden | 8 | 2023 | 1977 |
| Cascade | 4 | 1984 | 1980 |
| Salmon River | 4 | 2017 | 1988 |
| Golden | 3 | 2014 | 1987 |
| Rochat Divde | 3 | 2023 | 1993 |
| Coolin | 3 | 2024 | 1986 |
| Cabarton | 3 | 2005 | 1985 |
| N Fork Cda R | 2 | 2019 | 1993 |
| Challis | 2 | 2024 | 1975 |
| Squirrel | 2 | 1984 | 1984 |
| Joel | 2 | 1991 | 1990 |
| Sunbeam | 2 | 1998 | 1997 |
| Nezperce Nf | 2 | 1999 | 1992 |
| Naples | 1 | 2024 | 1973 |
| Gifford | 1 | 1971 | 1971 |
| Nezperce | 1 | 2008 | 1985 |
| Cape Horn | 1 | 1992 | 1988 |
| Alturas | 1 | 1987 | 1987 |
| Magic Mtn | 1 | 2022 | 1987 |
Golden-crowned Kinglet Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.