BirdAnalyst
Species · BCR 16 · BBS 2025 Release · 1966–2024

Mountain Bluebird In Southern Rockies / Colorado Plateau

All regionsSouthern Rockies / Colorado PlateauForest birds

Mountain Bluebird in Southern Rockies / Colorado Plateau has increased: up 42% on the route-weighted index since 1970.

+42%Since 1970
225Routes In Region
56Years

Notable Signals

No notable trend signals for Mountain Bluebird in Southern Rockies / Colorado Plateau. See the full index history below.

Forecast

If the recent trend holds, Mountain Bluebird in Southern Rockies / Colorado Plateau is projected to rise about 30% by 2029 — from 4.8 in 2024 to a central estimate of 6.3 (95% range 3.5–9.0). A 5-year backtest shows a typical error of ±57%, with 40% of held-out values landing inside the 95% band.

+30%Change by 2029
6.3Projected 2029 index
3.5–9.095% range
±57%Backtest error
19682029
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
20256.13.48.9
20266.23.48.9
20276.23.49.0
20286.23.59.0
20296.33.59.0

Routes In Southern Rockies / Colorado Plateau

Routes recording Mountain Bluebird in Southern Rockies / Colorado Plateau.
Grizzly RdgeUTAH512024
AngoraCOLORADO442024
M Warner ResUTAH402024
RichfieldUTAH352019
Piceance BasinCOLORADO322012
Wray GulchCOLORADO272023
Gribbles PrkCOLORADO232024
HannaUTAH232024
YampaCOLORADO222023
DinosaurCOLORADO192024
LudlowCOLORADO192016
Beck 2UTAH192018
Deadman Rd.COLORADO182024
Baxter PassCOLORADO182024
RosevaleCOLORADO172024
PecosNEW-MEXICO172017
VernalUTAH152016
CokedaleCOLORADO142024
PowderhornCOLORADO142023
Animas 2COLORADO142018
WarbonnetWYOMING142019
TincupCOLORADO132024
AnimasCOLORADO132004
QuemadoNEW-MEXICO131997
GuffeyCOLORADO122024

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