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Species · North Carolina · BBS 2025 Release · 1966–2024

Brown-headed Nuthatch Population Trend in North Carolina

All statesForest birds

Brown-headed Nuthatch in North Carolina has surged: up 127% on the route-weighted index since 1968.

+127%Since 1968
89Routes In State
58Years

Notable Brown-headed Nuthatch Trends in North Carolina

long arc increasecomputed index

Brown-headed Nuthatch has surged in North Carolina: up 127% on the route-weighted index since 1968.

Brown-headed Nuthatch Population Forecast in North Carolina

If the recent trend holds, Brown-headed Nuthatch in North Carolina is projected to fall about 16% by 2029 — from 3.7 in 2024 to a central estimate of 3.1 (95% range 1.8–4.4). A 5-year backtest shows a typical error of ±17.2%, with 100% of held-out values landing inside the 95% band.

-16%Change by 2029
3.1Projected 2029 index
1.8–4.495% range
±17.2%Backtest error
19662029
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
20253.01.74.3
20263.01.74.3
20273.01.74.3
20283.01.74.4
20293.11.84.4

Brown-headed Nuthatch Survey Routes in North Carolina

Routes recording Brown-headed Nuthatch in North Carolina.
South. Pines3019961995
Broad Creek2520241993
Sheep Ridge2420241994
Myrtle Grove2120241966
Montague1620241992
Youngsville1420241968
Green Swamp1420062002
Cypress Lakes1320242004
Shallotte1219911966
Raeford1220241990
Supply1020241992
California 21020242014
Cypress Cr1020221990
Wilgrove1020241996
Wards Corner920241966
Eden620241987
Maple Hill620231995
Rose520241980
Mooresville519991977
Genoa520241991
Lloyd Xroads520241999
Dudley520242003
Speed420241989
Jordan420241969
Arcola420241971

Brown-headed Nuthatch Population Trend in Other States

alabamaarkansasdelawarefloridageorgialouisianamarylandmississippioklahomasouth-carolinatennesseetexasvirginia

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