BirdAnalyst
Species · BCR 27 · BBS 2025 Release · 1966–2024

Lark Sparrow In Southeastern Coastal Plain

All regionsSoutheastern Coastal PlainGrassland birds

Lark Sparrow in Southeastern Coastal Plain has surged: up 180% on the route-weighted index since 1969.

+180%Since 1969
21Routes In Region
43Years

Notable Signals

long arc increasecomputed index

Lark Sparrow has surged in Southeastern Coastal Plain: up 180% on the route-weighted index since 1969.

Forecast

If the recent trend holds, Lark Sparrow in Southeastern Coastal Plain is projected to fall about 15% by 2029 — from 0.07 in 2024 to a central estimate of 0.06 (95% range 0.01–0.12). A 5-year backtest shows a typical error of ±34.6%, with 100% of held-out values landing inside the 95% band.

-15%Change by 2029
0.06Projected 2029 index
0.01–0.1295% range
±34.6%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
20250.060.010.11
20260.060.010.12
20270.060.010.12
20280.060.010.12
20290.060.010.12

Routes In Southeastern Coastal Plain

Routes recording Lark Sparrow in Southeastern Coastal Plain.
MaconMISSISSIPPI42024
UticaMISSISSIPPI31968
MillryALABAMA21981
Rock ChapelALABAMA22024
ShilohKENTUCKY22019
AberdeenMISSISSIPPI22024
MansfieldTENNESSEE22024
HumboldtTENNESSEE22024
St FlorianALABAMA12022
BillingsleyALABAMA12016
WhitehouseALABAMA11994
EpesALABAMA12015
AutaugavilleALABAMA12012
LovelacevileKENTUCKY12022
TupeloMISSISSIPPI12018
Trace LeeMISSISSIPPI12014
BrownsvilleTENNESSEE12023
TibbsTENNESSEE12024
WhitevilleTENNESSEE12012
SweetlipsTENNESSEE11987
SilertonTENNESSEE12002

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