Species · BCR 24 · BBS 2025 Release · 1966–2024
Bald Eagle In Central Hardwoods
Bald Eagle in Central Hardwoods has surged: up 966% on the route-weighted index since 2000.
+966%Since 2000
61Routes In Region
24Years
Notable Signals
long arc increasecomputed index
Bald Eagle has surged in Central Hardwoods: up 966% on the route-weighted index since 2000.
Forecast
If the recent trend holds, Bald Eagle in Central Hardwoods is projected to rise about 15% by 2029 — from 0.11 in 2024 to a central estimate of 0.12 (95% range 0.05–0.20). A 5-year backtest shows a typical error of ±56.3%, with 20% of held-out values landing inside the 95% band.
+15%Change by 2029
0.12Projected 2029 index
0.05–0.2095% range
±56.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.11 | 0.03 | 0.18 |
| 2026 | 0.11 | 0.04 | 0.19 |
| 2027 | 0.12 | 0.04 | 0.19 |
| 2028 | 0.12 | 0.04 | 0.20 |
| 2029 | 0.12 | 0.05 | 0.20 |
Routes In Central Hardwoods
| Wheeler Dam | ALABAMA | 4 | 2023 |
| Beaverdam Lk | ILLINOIS | 3 | 2022 |
| Akers | MISSOURI | 3 | 2021 |
| Swaim | ALABAMA | 2 | 2021 |
| Elkmont | ALABAMA | 2 | 2021 |
| Triana | ALABAMA | 2 | 2012 |
| Pulaski | ILLINOIS | 2 | 2022 |
| Zion | ARKANSAS | 1 | 2021 |
| Brnt Prairie | ILLINOIS | 1 | 2023 |
| Bremen | ILLINOIS | 1 | 2022 |
| Belknap | ILLINOIS | 1 | 2018 |
| Delwood | ILLINOIS | 1 | 2011 |
| York | ILLINOIS | 1 | 2023 |
| Brownville | ILLINOIS | 1 | 2024 |
| Royalton | ILLINOIS | 1 | 2019 |
| Karnak | ILLINOIS | 1 | 2016 |
| Pimento | INDIANA | 1 | 2022 |
| Spencer | INDIANA | 1 | 2024 |
| Millersburg | INDIANA | 1 | 2019 |
| Indian Spgs | INDIANA | 1 | 2021 |
| Celestine | INDIANA | 1 | 2024 |
| Clear Spring | INDIANA | 1 | 2022 |
| Corydon | INDIANA | 1 | 2021 |
| Scottsburg | INDIANA | 1 | 2015 |
| Newberry | INDIANA | 1 | 2019 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.