BirdAnalyst
Species · BCR 29 · BBS 2025 Release · 1966–2024

Rose-breasted Grosbeak In Piedmont

All regionsPiedmontGeneralists

Rose-breasted Grosbeak in Piedmont has declined: down 25% on the route-weighted index since 1971.

-25%Since 1971
29Routes In Region
48Years

Notable Signals

No notable trend signals for Rose-breasted Grosbeak in Piedmont. See the full index history below.

Forecast

If the recent trend holds, Rose-breasted Grosbeak in Piedmont is projected to stay roughly flat through 2029, near 0.01 (95% range 0.00–0.07). A 5-year backtest shows a typical error of ±60.9%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2029
0.01Projected 2029 index
0.00–0.0795% range
±60.9%Backtest error
19692029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20250.020.000.08
20260.020.000.08
20270.010.000.08
20280.010.000.08
20290.010.000.07

Routes In Piedmont

Routes recording Rose-breasted Grosbeak in Piedmont.
Mount JoyPENNSYLVANIA52006
IjamsvilleMARYLAND22014
SandbrookNEW-JERSEY22024
PottersvilleNEW-JERSEY22022
GilletteNEW-JERSEY22024
AmherstVIRGINIA22000
ShipmanVIRGINIA21972
HollonvilleGEORGIA11977
OlneyMARYLAND12016
Bachman MillMARYLAND12007
EkloMARYLAND11987
Upper XrdsMARYLAND11973
Van BibberMARYLAND11998
Bald FriarMARYLAND11995
CrotonNEW-JERSEY12007
Croton 2NEW-JERSEY12022
ClimaxNORTH-CAROLINA11985
CopelandNORTH-CAROLINA11974
CallNORTH-CAROLINA11992
CollegevillePENNSYLVANIA12023
LabottPENNSYLVANIA11969
Doe RunPENNSYLVANIA11973
Brick TavernPENNSYLVANIA11999
SchwenksvillPENNSYLVANIA12011
TaylorstownVIRGINIA11982

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.