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

Red-winged Blackbird In Southern Rockies / Colorado Plateau

All regionsSouthern Rockies / Colorado PlateauGeneralists

Red-winged Blackbird in Southern Rockies / Colorado Plateau has edged down: down 14% on the route-weighted index since 1970.

-14%Since 1970
183Routes In Region
56Years

Notable Signals

No notable trend signals for Red-winged Blackbird in Southern Rockies / Colorado Plateau. See the full index history below.

Forecast

If the recent trend holds, Red-winged Blackbird in Southern Rockies / Colorado Plateau is projected to fall about 50% by 2029 — from 12 in 2024 to a central estimate of 6.1 (95% range 0.00–20). A 5-year backtest shows a typical error of ±40.2%, with 100% of held-out values landing inside the 95% band.

-50%Change by 2029
6.1Projected 2029 index
0.00–2095% range
±40.2%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
20257.80.0021
20267.40.0021
20276.90.0021
20286.50.0020
20296.10.0020

Routes In Southern Rockies / Colorado Plateau

Routes recording Red-winged Blackbird in Southern Rockies / Colorado Plateau.
YampaCOLORADO2592023
AlamosaCOLORADO1712024
FalfaCOLORADO1512024
DoloresCOLORADO1231987
CastletonCOLORADO1182024
Pagosa SpgsCOLORADO1031982
DoylevilleCOLORADO862024
BufordCOLORADO842024
FruitaCOLORADO812007
FarmingtonNEW-MEXICO741987
PowderhornCOLORADO712023
Angel Fire 2NEW-MEXICO632024
Cortez 2COLORADO622017
Pleasant ViewCOLORADO602021
De BequeCOLORADO592024
LudlowCOLORADO552016
Yellowjacket PassCOLORADO542024
Deadman Rd.COLORADO482024
CokedaleCOLORADO482024
MoffatCOLORADO422024
PaoniaCOLORADO422024
Gribbles PrkCOLORADO402024
AngoraCOLORADO402024
ParlinCOLORADO342023
AztecNEW-MEXICO341989

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