Species · Vermont · BBS 2025 Release · 1966–2024
Chipping Sparrow Population Trend in Vermont
Chipping Sparrow in Vermont has held roughly steady: down 9% on the route-weighted index since 1968.
-9%Since 1968
26Routes In State
58Years
Notable Chipping Sparrow Trends in Vermont
No notable trend signals for Chipping Sparrow in Vermont. See the full index history below.
Chipping Sparrow Population Forecast in Vermont
If the recent trend holds, Chipping Sparrow in Vermont is projected to stay roughly flat through 2029, near 8.6 (95% range 4.4–13). A 5-year backtest shows a typical error of ±15.5%, with 100% of held-out values landing inside the 95% band.
-7%Change by 2029
8.6Projected 2029 index
4.4–1395% range
±15.5%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 8.8 | 4.5 | 13 |
| 2026 | 8.7 | 4.5 | 13 |
| 2027 | 8.7 | 4.4 | 13 |
| 2028 | 8.7 | 4.4 | 13 |
| 2029 | 8.6 | 4.4 | 13 |
Chipping Sparrow Survey Routes in Vermont
| Marlboro | 27 | 2024 | 1966 |
| Shaftsbury | 25 | 2024 | 1966 |
| East Haven | 20 | 2024 | 1966 |
| Waterville | 19 | 1980 | 1967 |
| Hinesburg | 14 | 1994 | 1966 |
| Bristol | 14 | 2018 | 1995 |
| Stratton | 11 | 2024 | 1966 |
| East Calais | 11 | 2024 | 1967 |
| Gaysville | 9 | 2021 | 1966 |
| Newbury | 9 | 2004 | 1986 |
| Stowe | 9 | 2024 | 1988 |
| Hardwick | 8 | 2024 | 1966 |
| Landgrove | 7 | 2024 | 1966 |
| Middlesex | 7 | 2024 | 1968 |
| Fletcher | 7 | 2024 | 1968 |
| Grand Isle | 7 | 2024 | 1968 |
| S Reading | 6 | 2024 | 1966 |
| S Wallingfrd | 6 | 2022 | 1966 |
| St Johnsbury | 6 | 2024 | 1970 |
| North Pownal | 5 | 2022 | 1966 |
| W Rutland | 5 | 2024 | 1966 |
| Newbury 2 | 5 | 2023 | 2005 |
| Post Mills | 4 | 2024 | 1966 |
| Northfld Fls | 3 | 2021 | 1980 |
| Greensboro | 3 | 2024 | 1967 |
Chipping Sparrow Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.