Species · Virginia · BBS 2025 Release · 1966–2024
Prothonotary Warbler Population Trend in Virginia
Prothonotary Warbler in Virginia has increased: up 32% on the route-weighted index since 1968.
+32%Since 1968
34Routes In State
58Years
Notable Prothonotary Warbler Trends in Virginia
No notable trend signals for Prothonotary Warbler in Virginia. See the full index history below.
Prothonotary Warbler Population Forecast in Virginia
If the recent trend holds, Prothonotary Warbler in Virginia is projected to rise about 171% by 2029 — from 0.69 in 2024 to a central estimate of 1.9 (95% range 0.18–3.6). A 5-year backtest shows a typical error of ±358.7%, with 0% of held-out values landing inside the 95% band.
+171%Change by 2029
1.9Projected 2029 index
0.18–3.695% range
±358.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.8 | 0.10 | 3.5 |
| 2026 | 1.8 | 0.12 | 3.5 |
| 2027 | 1.8 | 0.14 | 3.5 |
| 2028 | 1.9 | 0.16 | 3.5 |
| 2029 | 1.9 | 0.18 | 3.6 |
Prothonotary Warbler Survey Routes in Virginia
| Dismal Swamp | 100 | 2016 | 1992 |
| Pungo | 11 | 2024 | 1975 |
| Newsoms | 10 | 2024 | 1969 |
| Surry | 4 | 2024 | 1977 |
| Branchville | 4 | 2024 | 1966 |
| Backbay | 4 | 1974 | 1966 |
| Tryme | 2 | 2006 | 2005 |
| Colonial Pky | 2 | 1997 | 1992 |
| Brandon | 2 | 2024 | 1992 |
| Chincoteag W | 2 | 2015 | 1992 |
| Sharps | 2 | 2022 | 1967 |
| Saltville | 2 | 1996 | 1969 |
| Brodnax | 2 | 2024 | 1992 |
| Cornland | 2 | 2014 | 1975 |
| Finchley | 2 | 2017 | 2017 |
| Port Royal | 1 | 2018 | 1977 |
| Gloucester | 1 | 2019 | 1992 |
| Covington | 1 | 1979 | 1979 |
| Walkers | 1 | 2023 | 1992 |
| Truhart | 1 | 2024 | 1996 |
| Covesville | 1 | 2007 | 1967 |
| Shipman | 1 | 1969 | 1969 |
| Mannboro | 1 | 2018 | 1968 |
| Hall | 1 | 2023 | 2023 |
| Waverly | 1 | 1987 | 1978 |
Prothonotary Warbler Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.