BirdAnalyst
Species · Wyoming · BBS 2025 Release · 1966–2024

Blue Jay Population Trend in Wyoming

All statesGeneralists

Blue Jay in Wyoming has risen sharply: up 72% on the route-weighted index since 1975.

+72%Since 1975
17Routes In State
47Years

Notable Blue Jay Trends in Wyoming

long arc increasecomputed index

Blue Jay has risen sharply in Wyoming: up 72% on the route-weighted index since 1975.

Blue Jay Population Forecast in Wyoming

If the recent trend holds, Blue Jay in Wyoming is projected to stay roughly flat through 2029, near 0.20 (95% range 0.06–0.34). A 5-year backtest shows a typical error of ±26%, with 100% of held-out values landing inside the 95% band.

+5%Change by 2029
0.20Projected 2029 index
0.06–0.3495% range
±26%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
20250.190.060.33
20260.190.060.33
20270.200.060.33
20280.200.060.34
20290.200.060.34

Blue Jay Survey Routes in Wyoming

Routes recording Blue Jay in Wyoming.
Lingle520241980
Moskee 3520242022
Sundance420241975
Moskee 2320192002
Seely220001990
Chugwater220212021
Gvnt Valley220191999
Shawnee219921992
Yoder220241969
Soda Well120212021
Redbird119711971
Piney119801980
Moskee120011980
Pine Bluff120171983
Dwyer120161992
Seely 2120242002
Mayoworth119921992

Blue Jay Population Trend in Other States

alabamaarkansascoloradoconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomapennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsin

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