BirdAnalyst
Species · BCR 32 · BBS 2025 Release · 1966–2024

Spotted Towhee In Coastal California

All regionsCoastal CaliforniaGeneralists

Spotted Towhee in Coastal California has increased: up 38% on the route-weighted index since 1970.

+38%Since 1970
110Routes In Region
56Years

Notable Signals

No notable trend signals for Spotted Towhee in Coastal California. See the full index history below.

Forecast

If the recent trend holds, Spotted Towhee in Coastal California is projected to stay roughly flat through 2029, near 20 (95% range 15–26). A 5-year backtest shows a typical error of ±24.3%, with 80% of held-out values landing inside the 95% band.

+8%Change by 2029
20Projected 2029 index
15–2695% range
±24.3%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
2025201426
2026201426
2027201526
2028201526
2029201526

Routes In Coastal California

Routes recording Spotted Towhee in Coastal California.
Elsinore MtnCALIFORNIA1482024
S CatalinaCALIFORNIA1242022
Santa Cruz ICALIFORNIA1221988
Mt BaldyCALIFORNIA902024
Cuyamaca PkCALIFORNIA892024
Lake CachumaCALIFORNIA612016
JacksonCALIFORNIA591992
Bartlett SpsCALIFORNIA572018
PowayCALIFORNIA521980
San Benito Mtn.CALIFORNIA472009
Jofegan 2CALIFORNIA462024
Carmel ValCALIFORNIA452024
StonyfordCALIFORNIA452018
Hough SpringsCALIFORNIA442007
FairfaxCALIFORNIA432024
Oak GroveCALIFORNIA422024
FallsvaleCALIFORNIA421981
RumseyCALIFORNIA412008
ColmaCALIFORNIA411972
Morro BayCALIFORNIA412019
Waterman GapCALIFORNIA382024
SisquocCALIFORNIA312014
AlamarCALIFORNIA312017
FolsomCALIFORNIA302024
Mt LagunaCALIFORNIA301987

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