Species · Indiana · BBS 2025 Release · 1966–2024
Eastern Bluebird Population Trend in Indiana
Eastern Bluebird in Indiana has edged up: up 14% on the route-weighted index since 1968.
+14%Since 1968
67Routes In State
58Years
Notable Eastern Bluebird Trends in Indiana
No notable trend signals for Eastern Bluebird in Indiana. See the full index history below.
Eastern Bluebird Population Forecast in Indiana
If the recent trend holds, Eastern Bluebird in Indiana is projected to fall about 15% by 2029 — from 7.1 in 2024 to a central estimate of 6.0 (95% range 2.9–9.2). A 5-year backtest shows a typical error of ±32.6%, with 100% of held-out values landing inside the 95% band.
-15%Change by 2029
6.0Projected 2029 index
2.9–9.295% range
±32.6%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 5.9 | 2.7 | 9.0 |
| 2026 | 5.9 | 2.8 | 9.0 |
| 2027 | 5.9 | 2.8 | 9.1 |
| 2028 | 6.0 | 2.9 | 9.1 |
| 2029 | 6.0 | 2.9 | 9.2 |
Eastern Bluebird Survey Routes in Indiana
| New Phila | 22 | 2024 | 1982 |
| Vevay | 20 | 2024 | 1966 |
| Scottsburg | 20 | 2024 | 1982 |
| Lakeville | 19 | 2024 | 1993 |
| Packertown | 18 | 2004 | 1969 |
| Spencer | 18 | 2024 | 1967 |
| Celestine | 17 | 2024 | 1979 |
| Belmont | 15 | 2024 | 1983 |
| Brookville | 15 | 2024 | 1966 |
| Witts Station | 14 | 2024 | 2000 |
| Jamestown | 13 | 2024 | 1986 |
| Azalia | 13 | 2024 | 1982 |
| Lagrange | 13 | 2024 | 1999 |
| Knox | 12 | 2024 | 1981 |
| Georgia | 11 | 2024 | 1999 |
| Wallace | 10 | 2024 | 2000 |
| Indian Spgs | 9 | 2024 | 1982 |
| Corydon | 9 | 2024 | 1966 |
| Ellis | 8 | 2024 | 1966 |
| Galveston | 8 | 2024 | 1984 |
| Pimento | 8 | 2024 | 1982 |
| Cross Plains | 8 | 2024 | 1999 |
| Middlebury | 7 | 2024 | 1990 |
| Decatur | 7 | 2024 | 2000 |
| Newberry | 7 | 2024 | 1999 |
Eastern Bluebird Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.