Species · Arizona · BBS 2025 Release · 1966–2024
Plumbeous Vireo Population Trend in Arizona
Plumbeous Vireo in Arizona has increased: up 46% on the route-weighted index since 1970.
+46%Since 1970
36Routes In State
56Years
Notable Plumbeous Vireo Trends in Arizona
No notable trend signals for Plumbeous Vireo in Arizona. See the full index history below.
Plumbeous Vireo Population Forecast in Arizona
If the recent trend holds, Plumbeous Vireo in Arizona is projected to rise about 11% by 2029 — from 2.4 in 2024 to a central estimate of 2.7 (95% range 0.44–4.9). A 5-year backtest shows a typical error of ±27.5%, with 100% of held-out values landing inside the 95% band.
+11%Change by 2029
2.7Projected 2029 index
0.44–4.995% range
±27.5%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 2.7 | 0.40 | 4.9 |
| 2026 | 2.7 | 0.41 | 4.9 |
| 2027 | 2.7 | 0.42 | 4.9 |
| 2028 | 2.7 | 0.43 | 4.9 |
| 2029 | 2.7 | 0.44 | 4.9 |
Plumbeous Vireo Survey Routes in Arizona
| Happy Jack | 47 | 2024 | 1977 |
| Sawmill | 37 | 2014 | 1988 |
| Pinetop | 24 | 2022 | 1994 |
| Sprucedale | 21 | 2023 | 1992 |
| Forest Lakes | 18 | 2024 | 1992 |
| Alpine | 17 | 2023 | 1992 |
| Flagstaff | 15 | 2022 | 1988 |
| Prescott | 14 | 2022 | 1974 |
| Portal | 11 | 2024 | 1975 |
| Tonto Vill. | 11 | 2021 | 1992 |
| Blue | 10 | 1991 | 1975 |
| Williams | 10 | 2019 | 1993 |
| Mt. Graham | 7 | 2023 | 1995 |
| Carr Mtn | 7 | 2024 | 1985 |
| Rucker | 6 | 2009 | 1993 |
| Aztec Peak | 6 | 1978 | 1974 |
| Tsaile | 6 | 2023 | 1993 |
| Black Mesa | 5 | 1995 | 1989 |
| Zeniff | 5 | 1984 | 1972 |
| Mormon Lake | 3 | 1975 | 1968 |
| Pomerene | 3 | 2006 | 1996 |
| Sunizona | 2 | 1996 | 1968 |
| Toroweap | 2 | 2019 | 2000 |
| Cow Springs | 2 | 2018 | 2017 |
| Alamo Res. | 2 | 2006 | 1998 |
Plumbeous Vireo Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.