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

Mallard Population Trend in Oklahoma

All statesWaterfowl

Mallard in Oklahoma has surged: up 152% on the route-weighted index since 1971.

+152%Since 1971
43Routes In State
53Years

Notable Mallard Trends in Oklahoma

long arc increasecomputed index

Mallard has surged in Oklahoma: up 152% on the route-weighted index since 1971.

Mallard Population Forecast in Oklahoma

If the recent trend holds, Mallard in Oklahoma is projected to rise about 155% by 2029 — from 0.21 in 2024 to a central estimate of 0.53 (95% range 0.00–1.6). A 5-year backtest shows a typical error of ±210.8%, with 100% of held-out values landing inside the 95% band.

+155%Change by 2029
0.53Projected 2029 index
0.00–1.695% range
±210.8%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
20250.530.001.6
20260.530.001.6
20270.530.001.6
20280.530.001.6
20290.530.001.6

Mallard Survey Routes in Oklahoma

Routes recording Mallard in Oklahoma.
Welch1520081991
Mcalester1219831983
Erick720211983
Cookietown519971990
Goodwater520001992
Hooker520241992
Randlett320041988
Douglas320181983
Hardesty320071970
Pocola319921992
Cashion320171994
Hunter320161992
Keyes320231996
Reed220151989
Indianola220042003
Holdenville219861986
Beggs220162008
Noble220212018
Grimes220052000
Wakita220151973
Beaver220181979
Cooperton220212014
Wainwright219941992
Sickles220061993
Keetonville220222022

Mallard Population Trend in Other States

alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

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