BirdAnalyst
Species · BCR 25 · BBS 2025 Release · 1966–2024

Northern Rough-winged Swallow In West Gulf Coastal Plain / Ouachitas

All regionsWest Gulf Coastal Plain / OuachitasAerial insectivores

Northern Rough-winged Swallow in West Gulf Coastal Plain / Ouachitas has declined: down 37% on the route-weighted index since 1969.

-37%Since 1969
77Routes In Region
57Years

Notable Signals

No notable trend signals for Northern Rough-winged Swallow in West Gulf Coastal Plain / Ouachitas. See the full index history below.

Forecast

If the recent trend holds, Northern Rough-winged Swallow in West Gulf Coastal Plain / Ouachitas is projected to stay roughly flat through 2029, near 0.60 (95% range 0.00–1.4). A 5-year backtest shows a typical error of ±11.3%, with 100% of held-out values landing inside the 95% band.

+2%Change by 2029
0.60Projected 2029 index
0.00–1.495% range
±11.3%Backtest error
19672029
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
20250.640.001.4
20260.630.001.4
20270.620.001.4
20280.610.001.4
20290.600.001.4

Routes In West Gulf Coastal Plain / Ouachitas

Routes recording Northern Rough-winged Swallow in West Gulf Coastal Plain / Ouachitas.
PocolaOKLAHOMA152016
Easton 2TEXAS142024
ChandlerTEXAS132002
StarkARKANSAS112023
AshdownARKANSAS92019
GoodwaterOKLAHOMA82018
Locust BayouARKANSAS72023
Coal HillARKANSAS72023
SandbluffOKLAHOMA71995
CaledoniaTEXAS62010
CrowsARKANSAS51991
WaldronARKANSAS51986
EastonLOUISIANA51990
Mer RougeLOUISIANA51984
FillmoreLOUISIANA51987
BlancoOKLAHOMA51997
McalesterOKLAHOMA51983
Poyen 2ARKANSAS42024
CanadianOKLAHOMA42009
Old MiloARKANSAS32009
HopeARKANSAS32023
BlakelyARKANSAS31999
PrincetonARKANSAS32001
DerryLOUISIANA31989
FishvilleLOUISIANA32014

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