Species · Arizona · BBS 2025 Release · 1966–2024
Broad-tailed Hummingbird Population Trend in Arizona
Broad-tailed Hummingbird in Arizona has held roughly steady: up 1% on the route-weighted index since 1970.
+1%Since 1970
35Routes In State
54Years
Notable Broad-tailed Hummingbird Trends in Arizona
No notable trend signals for Broad-tailed Hummingbird in Arizona. See the full index history below.
Broad-tailed Hummingbird Population Forecast in Arizona
If the recent trend holds, Broad-tailed Hummingbird in Arizona is projected to rise about 129% by 2029 — from 0.34 in 2024 to a central estimate of 0.78 (95% range 0.10–1.5). A 5-year backtest shows a typical error of ±55.2%, with 100% of held-out values landing inside the 95% band.
+129%Change by 2029
0.78Projected 2029 index
0.10–1.595% range
±55.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.80 | 0.11 | 1.5 |
| 2026 | 0.79 | 0.11 | 1.5 |
| 2027 | 0.79 | 0.10 | 1.5 |
| 2028 | 0.79 | 0.10 | 1.5 |
| 2029 | 0.78 | 0.10 | 1.5 |
Broad-tailed Hummingbird Survey Routes in Arizona
| Mt. Graham | 16 | 2023 | 1995 |
| Pinetop | 8 | 2022 | 1994 |
| Aztec Peak | 6 | 1978 | 1974 |
| Tonto Vill. | 6 | 2021 | 1992 |
| Happy Jack | 6 | 2024 | 1977 |
| Portal | 5 | 2024 | 1976 |
| Alpine | 5 | 2023 | 1992 |
| Tsaile | 5 | 2023 | 1993 |
| Flagstaff | 4 | 2022 | 1988 |
| Sawmill | 3 | 2006 | 1989 |
| Blue | 3 | 1991 | 1975 |
| Yampai | 2 | 1976 | 1976 |
| Prescott | 2 | 2022 | 1974 |
| Mormon Lake | 2 | 1975 | 1968 |
| Hunt | 2 | 2018 | 1976 |
| Carr Mtn | 2 | 2014 | 1986 |
| Mt Trumbull | 1 | 1978 | 1978 |
| House Rock | 1 | 2022 | 1976 |
| Black Mesa | 1 | 1989 | 1988 |
| Round Rock | 1 | 1970 | 1969 |
| Rose Wells | 1 | 1968 | 1968 |
| Dragoon | 1 | 2000 | 1996 |
| Rucker | 1 | 2009 | 1996 |
| Zeniff | 1 | 1984 | 1984 |
| Sunizona | 1 | 1996 | 1983 |
Broad-tailed Hummingbird Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.