BirdAnalyst
Species · BCR 30 · BBS 2025 Release · 1966–2024

American Crow In New England / Mid-Atlantic Coast

All regionsNew England / Mid-Atlantic CoastGeneralists

American Crow in New England / Mid-Atlantic Coast has held roughly steady: up 1% on the route-weighted index since 1968.

+1%Since 1968TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
164Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
58YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for American Crow in New England / Mid-Atlantic Coast. See the full index history below.

American Crow In New England / Mid-Atlantic Coast Population Forecast

If the recent trend holds, American Crow in New England / Mid-Atlantic Coast is projected to rise about 32% by 2029 — from 27 in 2024 to a central estimate of 36 (95% range 23–49). A 5-year backtest shows a typical error of ±62.7%, with 0% of held-out values landing inside the 95% band.

+32%Change by 2029TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
36Projected 2029 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
23–4995% range95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
±62.7%Backtest errorBacktest errorTypical error when we hold out the most recent years, forecast them, and compare to what actually happened. Lower means a more trustworthy projection.Full methodology →
If the recent trend holds, American Crow in New England / Mid-Atlantic Coast is projected to rise about 32% by 2029 — from 27 in 2024 to a central estimate of 36 (95% range 23–49). A 5-year backtest shows a typical error of ±62.7%, with 0% of held-out values landing inside the 95% band.19662029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →95% low95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →95% high95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
2025362249
2026362349
2027362349
2028362349
2029362349

Routes In New England / Mid-Atlantic Coast

Routes recording American Crow in New England / Mid-Atlantic Coast.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →
Block IslandRHODE-ISLAND912010
FruitlandMARYLAND891998
NewarkMARYLAND872024
Jones BeachNEW-YORK872013
CokesburyMARYLAND732024
White StoneVIRGINIA672024
BedfordNEW-YORK651996
Island CreekMARYLAND642024
QuinbyVIRGINIA642024
Colonial PkyVIRGINIA641998
WarrenCONNECTICUT622011
WalnutMARYLAND582024
BelchertownMASSACHUSETTS582024
NottinghamMARYLAND572024
MadisonMARYLAND552024
St. George'S IslandMARYLAND552017
ClarksvilleNEW-JERSEY551991
HughesvilleMARYLAND542024
Bennett MillNEW-JERSEY542000
Lowes XrdsDELAWARE531991
Chincoteag WVIRGINIA532024
Tall TimbersMARYLAND512014
E HartlandCONNECTICUT501992
Holleyville 2DELAWARE482024
JonesMARYLAND481994

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