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

Seaside Sparrow Population Trend in Virginia

All statesGeneralists

Seaside Sparrow in Virginia has fallen sharply: down 71% on the route-weighted index since 1995.

-71%Since 1995
3Routes In State
29Years

Notable Seaside Sparrow Trends in Virginia

long arc declinecomputed index

Seaside Sparrow has fallen sharply in Virginia: down 71% on the route-weighted index since 1995.

Seaside Sparrow Population Forecast in Virginia

If the recent trend holds, Seaside Sparrow in Virginia is projected to stay roughly flat through 2029, near 0.10 (95% range 0.00–0.27). A 5-year backtest shows a typical error of ±154.8%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2029
0.10Projected 2029 index
0.00–0.2795% range
±154.8%Backtest error
19922029
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
20250.110.000.29
20260.110.000.28
20270.100.000.28
20280.100.000.28
20290.100.000.27

Seaside Sparrow Survey Routes in Virginia

Routes recording Seaside Sparrow in Virginia.
Quinby120122012
Chincoteag W120241992
Gloucester120112011

Seaside Sparrow Population Trend in Other States

alabamadelawarefloridalouisianamarylandmassachusettsnew-jerseynew-yorknorth-carolinasouth-carolinatexas

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