Species · BCR 14 · BBS 2025 Release · 1966–2024
House Finch In Atlantic Northern Forest
House Finch in Atlantic Northern Forest has surged: up 311% on the route-weighted index since 1980.
+311%Since 1980
106Routes In Region
46Years
Notable Signals
long arc increasecomputed index
House Finch has surged in Atlantic Northern Forest: up 311% on the route-weighted index since 1980.
Forecast
If the recent trend holds, House Finch in Atlantic Northern Forest is projected to fall about 80% by 2029 — from 0.60 in 2024 to a central estimate of 0.12 (95% range 0.00–3.0). A 5-year backtest shows a typical error of ±47.7%, with 100% of held-out values landing inside the 95% band.
-80%Change by 2029
0.12Projected 2029 index
0.00–3.095% range
±47.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.33 | 0.00 | 3.2 |
| 2026 | 0.28 | 0.00 | 3.1 |
| 2027 | 0.23 | 0.00 | 3.1 |
| 2028 | 0.17 | 0.00 | 3.0 |
| 2029 | 0.12 | 0.00 | 3.0 |
Routes In Atlantic Northern Forest
| Cheshire | MASSACHUSETTS | 76 | 1994 |
| New Hartford | CONNECTICUT | 26 | 1987 |
| Pittsfield | MASSACHUSETTS | 14 | 2016 |
| Manchester | MAINE | 7 | 1995 |
| Mt Chocorua | NEW-HAMPSHIRE | 7 | 2002 |
| Mckeever | NEW-YORK | 7 | 1995 |
| Jefferson | MAINE | 6 | 2010 |
| Kasoag | NEW-YORK | 6 | 2005 |
| Marlboro | VERMONT | 6 | 2024 |
| Turner | MAINE | 5 | 2010 |
| Blue Ridge N | NEW-YORK | 5 | 1999 |
| Biddeford | MAINE | 4 | 2019 |
| East Troy | MAINE | 4 | 2018 |
| Warren | MAINE | 4 | 1990 |
| N Orange | MASSACHUSETTS | 4 | 2023 |
| Hope Falls | NEW-YORK | 4 | 1995 |
| Westbrook | MAINE | 3 | 2024 |
| Newcastle | MAINE | 3 | 2024 |
| Harmony | MAINE | 3 | 2014 |
| Hancock | MAINE | 3 | 2012 |
| Greenville | MAINE | 3 | 2016 |
| Concord | NEW-HAMPSHIRE | 3 | 2024 |
| Number Four | NEW-YORK | 3 | 2008 |
| St Regis Fls | NEW-YORK | 3 | 1989 |
| S Reading | VERMONT | 3 | 1995 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.