Species · BCR 17 · BBS 2025 Release · 1966–2024
Red-tailed Hawk In Badlands and Prairies
Red-tailed Hawk in Badlands and Prairies has surged: up 926% on the route-weighted index since 1969.
+926%Since 1969
138Routes In Region
57Years
Notable Signals
long arc increasecomputed index
Red-tailed Hawk has surged in Badlands and Prairies: up 926% on the route-weighted index since 1969.
Forecast
If the recent trend holds, Red-tailed Hawk in Badlands and Prairies is projected to rise about 19% by 2029 — from 1.6 in 2024 to a central estimate of 1.9 (95% range 1.5–2.4). A 5-year backtest shows a typical error of ±19.2%, with 80% of held-out values landing inside the 95% band.
+19%Change by 2029
1.9Projected 2029 index
1.5–2.495% range
±19.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.8 | 1.4 | 2.3 |
| 2026 | 1.9 | 1.4 | 2.3 |
| 2027 | 1.9 | 1.4 | 2.4 |
| 2028 | 1.9 | 1.4 | 2.4 |
| 2029 | 1.9 | 1.5 | 2.4 |
Routes In Badlands and Prairies
| Mayoworth | WYOMING | 12 | 2018 |
| Arvada | WYOMING | 11 | 2024 |
| Isabel | SOUTH-DAKOTA | 8 | 2015 |
| St Xavier | MONTANA | 7 | 2010 |
| Zap | NORTH-DAKOTA | 6 | 2024 |
| Chamberlain | SOUTH-DAKOTA | 6 | 2011 |
| Pioneer | SOUTH-DAKOTA | 6 | 2022 |
| Dayton | WYOMING | 5 | 2024 |
| Kaycee | WYOMING | 5 | 2022 |
| Savage | MONTANA | 4 | 2021 |
| Miles City | MONTANA | 4 | 2024 |
| Roubaix Lk | SOUTH-DAKOTA | 4 | 1991 |
| Reva | SOUTH-DAKOTA | 4 | 2024 |
| Wyarno | WYOMING | 4 | 2024 |
| Recluse | WYOMING | 4 | 2024 |
| Riverview | WYOMING | 4 | 2022 |
| Two Dot | MONTANA | 3 | 2024 |
| Ingomar | MONTANA | 3 | 2024 |
| Jordan South | MONTANA | 3 | 2016 |
| Lindsay | MONTANA | 3 | 2024 |
| Custer | MONTANA | 3 | 2019 |
| Cabin Creek | MONTANA | 3 | 2024 |
| Oglala Nat. Grass. | NEBRASKA | 3 | 2023 |
| Bowman | NORTH-DAKOTA | 3 | 2023 |
| Cedar Creek | NORTH-DAKOTA | 3 | 2022 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.