BirdAnalyst
BBS Route · Illinois · BCR 22

Putnam Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 96 species recorded across 51 survey years, still active.

96Species RecordedSpecies recordedDistinct species detected on standard-protocol BBS runs here across all years on record — a measure of survey breadth, not a complete checklist.Full methodology →
51Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2024Span
6Observers

Bird Species Found on Illinois Putnam

Top 40 of 96 species by most recent count. Each links to its species trend.

Species recorded on the Putnam route.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →History
Red-winged BlackbirdIcteridae1312024-25%1972
American RobinTurdidae782024+184%1972
MallardAnatidae652017+580%1988
House SparrowPasseridae482024-81%1972
Barn SwallowHirundinidae362024+135%1972
DickcisselCardinalidae342024-9%1972
European StarlingSturnidae322024-58%1972
Brown-headed CowbirdIcteridae232024+221%1972
Common YellowthroatParulidae212024+168%1972
Canada GooseAnatidae212001+110%1984
Eastern MeadowlarkIcteridae192024-47%1972
Indigo BuntingCardinalidae172024-8%1972
Mourning DoveColumbidae162024-37%1972
Common GrackleIcteridae152024-78%1972
Chipping SparrowPasserellidae15202412×1974
KilldeerCharadriidae142024+800%1972
Northern House WrenTroglodytidae142024+263%1972
Cliff SwallowHirundinidae11202419×2003
Northern CardinalCardinalidae92024-57%1972
Field SparrowPasserellidae82023-44%1972
Gray CatbirdMimidae82024+133%1972
Song SparrowPasserellidae72024-36%1972
Horned LarkAlaudidae62024-76%1972
Yellow-billed CuckooCuculidae52022+250%1972
Eastern KingbirdTyrannidae52024+11%1973
Cedar WaxwingBombycillidae52024+300%1982
Eurasian Tree SparrowPasseridae52024+175%2022
Chimney SwiftApodidae42024-29%1972
American GoldfinchFringillidae42024-74%1972
Vesper SparrowPasserellidae42024+163%1972
Rose-breasted GrosbeakCardinalidae42024+260%1972
Tufted TitmouseParidae42023+13%1972
Great Crested FlycatcherTyrannidae42024+43%1975
House FinchFringillidae42024+163%1996
Northern BobwhiteOdontophoridae32023-95%1972
Red-bellied WoodpeckerPicidae32023+225%1973
Eastern Wood-PeweeTyrannidae32024+225%1976
Willow FlycatcherTyrannidae32024+60%1976
American CrowCorvidae32024+25%1972
Baltimore OrioleIcteridae32024+250%1972

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.