Species · Massachusetts · BBS 2025 Release · 1966–2024
Pileated Woodpecker Population Trend in Massachusetts
Pileated Woodpecker in Massachusetts has surged: up 14× on the route-weighted index since 1971.
14×Since 1971
24Routes In State
53Years
Notable Pileated Woodpecker Trends in Massachusetts
long arc increasecomputed index
Pileated Woodpecker has surged in Massachusetts: up 14× on the route-weighted index since 1971.
Pileated Woodpecker Population Forecast in Massachusetts
If the recent trend holds, Pileated Woodpecker in Massachusetts is projected to fall about 10% by 2029 — from 1.3 in 2024 to a central estimate of 1.2 (95% range 0.70–1.7). A 5-year backtest shows a typical error of ±12.8%, with 100% of held-out values landing inside the 95% band.
-10%Change by 2029
1.2Projected 2029 index
0.70–1.795% range
±12.8%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.1 | 0.61 | 1.6 |
| 2026 | 1.1 | 0.64 | 1.6 |
| 2027 | 1.1 | 0.66 | 1.6 |
| 2028 | 1.2 | 0.68 | 1.7 |
| 2029 | 1.2 | 0.70 | 1.7 |
Pileated Woodpecker Survey Routes in Massachusetts
| Cummington | 4 | 2013 | 1972 |
| Chesterfield | 4 | 2024 | 1970 |
| Cummington 2 | 4 | 2024 | 2015 |
| Hancock | 4 | 2015 | 2001 |
| N Orange | 3 | 2024 | 1973 |
| Holden | 3 | 2024 | 1991 |
| Newburyport | 2 | 2013 | 2013 |
| Warren | 2 | 2007 | 1973 |
| Pittsfield | 2 | 2016 | 1974 |
| Warren 2 | 2 | 2024 | 2011 |
| Marion | 1 | 2021 | 2019 |
| Ware River | 1 | 2022 | 1993 |
| Prattville | 1 | 2019 | 2015 |
| Maynard | 1 | 2022 | 1969 |
| Littleton | 1 | 2022 | 1990 |
| N Oxford | 1 | 2014 | 1995 |
| Princeton | 1 | 1973 | 1973 |
| E Pepperell | 1 | 1970 | 1970 |
| Belchertown | 1 | 2024 | 1982 |
| S Barre | 1 | 2024 | 1994 |
| Cheshire | 1 | 1994 | 1971 |
| Sheffield | 1 | 2012 | 1980 |
| Monterey | 1 | 2024 | 2019 |
| N. Andover | 1 | 2024 | 2017 |
Pileated Woodpecker Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.