WhenToBird

Zonotrichia albicollis · Passerellidae

White-throated Sparrow: When and Where to See It

Adult White-throated Sparrow
Photo: northerly, CC BY 4.0 via iNaturalist

The White-throated Sparrow reaches Wisconsin first, around late August, and Alaska last, around late October.

JanFebMarAprMayJunJulAugSepOctNovDec
today
Second week of November

Each county is shaded by the share of complete checklists there that listed the bird, blended with the weeks either side. Darker is more often. It follows where people watch birds, not how many birds there are. How to read it.

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0%10%20%30%Jan 1-7: 16% of 1114036 checklistsJan 8-14: 17% of 824708 checklistsJan 15-21: 17% of 825978 checklistsJan 22-31: 16% of 1105853 checklistsFeb 1-7: 16% of 779772 checklistsFeb 8-14: 16% of 864504 checklistsFeb 15-21: 16% of 1127933 checklistsFeb 22-28: 15% of 840124 checklistsMar 1-7: 14% of 839610 checklistsMar 8-14: 14% of 870138 checklistsMar 15-21: 14% of 898456 checklistsMar 22-31: 14% of 1335637 checklistsApr 1-7: 16% of 1030617 checklistsApr 8-14: 18% of 1124024 checklistsApr 15-21: 21% of 1194575 checklistsApr 22-30: 24% of 1675723 checklistsMay 1-7: 21% of 1449080 checklistsMay 8-14: 13% of 1538353 checklistsMay 15-21: 4.5% of 1219898 checklistsMay 22-31: 1.7% of 1452282 checklistsJun 1-7: 1.3% of 900636 checklistsJun 8-14: 1.3% of 829907 checklistsJun 15-21: 1.5% of 773255 checklistsJun 22-30: 1.5% of 916255 checklistsJul 1-7: 1.4% of 717733 checklistsJul 8-14: 1.3% of 658223 checklistsJul 15-21: 1.1% of 638752 checklistsJul 22-31: 0.9% of 895727 checklistsAug 1-7: 0.6% of 655651 checklistsAug 8-14: 0.5% of 650038 checklistsAug 15-21: 0.4% of 654639 checklistsAug 22-31: 0.5% of 974928 checklistsSep 1-7: 0.7% of 765914 checklistsSep 8-14: 1.5% of 738674 checklistsSep 15-21: 3.6% of 750433 checklistsSep 22-30: 8.4% of 944196 checklistsOct 1-7: 15% of 760106 checklistsOct 8-14: 19% of 793131 checklistsOct 15-21: 22% of 728727 checklistsOct 22-31: 23% of 959954 checklistsNov 1-7: 22% of 709464 checklistsNov 8-14: 20% of 693424 checklistsNov 15-21: 20% of 653952 checklistsNov 22-30: 19% of 871137 checklistsDec 1-7: 19% of 627591 checklistsDec 8-14: 19% of 642427 checklistsDec 15-21: 20% of 775638 checklistsDec 22-31: 18% of 1132751 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.

Pooled across every state in the data, so it leans toward states with the most birders.

States, in order of first arrivals

StatePatternFirst arrivalsPeakMost gone byPeak %
MontanaPasses throughSep 1-7Oct 1-7Oct 22-315.2%
WyomingPasses throughSep 8-14Oct 15-21Jan 22-312.0%
OhioSummer visitorSep 15-21Apr 22-30May 8-1436%
District of ColumbiaSummer visitorSep 22-30Apr 15-21May 8-1468%
New HampshireAll year, most in fallSep 22-30Oct 8-14Nov 1-743%
VermontAll year, most in fallSep 22-30Oct 8-14Oct 22-3142%
MaineAll year, most in fallSep 22-30Oct 8-14Nov 1-736%
KansasSummer visitorSep 22-30Apr 15-21May 8-1422%
MissouriSummer visitorOct 1-7Apr 15-21May 1-748%
KentuckySummer visitorOct 1-7Apr 8-14May 1-742%
MarylandWinter visitorOct 1-7Nov 8-14May 1-759%
VirginiaWinter visitorOct 1-7Dec 8-14May 1-754%
OregonWinter visitorOct 1-7Nov 22-30Apr 15-214.9%
NevadaWinter visitorOct 1-7Oct 22-31Apr 15-211.8%
ArkansasWinter visitorOct 8-14Dec 22-31Apr 22-3052%
North CarolinaWinter visitorOct 8-14Dec 8-14Apr 22-3047%
TennesseeWinter visitorOct 8-14Dec 15-21Apr 22-3042%
AlabamaWinter visitorOct 8-14Dec 8-14Apr 15-2135%
South CarolinaWinter visitorOct 8-14Dec 8-14Apr 22-3034%
GeorgiaWinter visitorOct 8-14Dec 8-14Apr 22-3028%
MississippiWinter visitorOct 8-14Dec 15-21Apr 22-3028%
OklahomaWinter visitorOct 8-14Nov 8-14May 1-719%
New MexicoWinter visitorOct 8-14Dec 1-7Apr 22-303.6%
CaliforniaWinter visitorOct 8-14Dec 8-14Apr 15-212.2%
LouisianaWinter visitorOct 15-21Dec 8-14Apr 8-1424%
TexasWinter visitorOct 15-21Dec 8-14Apr 15-2114%
AlaskaWinter visitorOct 22-31Nov 22-30Feb 22-281.6%
ArizonaWinter visitorOct 22-31Jan 15-21Apr 22-301.2%
MinnesotaWinter visitorApr 1-7Oct 1-7Nov 15-2145%
WisconsinWinter visitorAug 22-31Oct 8-14Feb 1-737%
North DakotaWinter visitorAug 22-31Oct 1-7Feb 1-732%
MichiganWinter visitorSep 1-7Oct 8-14Jun 22-3032%
New YorkWinter visitorSep 8-14Oct 15-21May 15-2146%
IowaWinter visitorSep 8-14Oct 15-21May 15-2144%
IllinoisWinter visitorSep 8-14Oct 15-21May 15-2141%
MassachusettsWinter visitorSep 8-14Oct 15-21May 8-1438%
South DakotaWinter visitorSep 8-14Oct 8-14Dec 15-2118%
ConnecticutWinter visitorSep 15-21Oct 22-31May 8-1450%
Rhode IslandWinter visitorSep 15-21Nov 1-7May 8-1441%
IndianaWinter visitorSep 15-21Oct 22-31May 8-1433%
NebraskaWinter visitorSep 15-21Oct 15-21May 8-1420%
IdahoWinter visitorSep 15-21Oct 8-14Feb 15-211.2%
WashingtonWinter visitorSep 15-21Oct 15-21Apr 22-302.1%
New JerseyWinter visitorSep 22-30Nov 8-14May 8-1454%
DelawareWinter visitorSep 22-30Nov 1-7May 1-750%
PennsylvaniaWinter visitorSep 22-30Oct 22-31May 8-1448%
West VirginiaWinter visitorSep 22-30Nov 1-7May 1-731%
ColoradoWinter visitorSep 22-30Oct 15-21May 8-141.8%
UtahWinter visitorSep 22-30Nov 1-7Feb 22-281.0%

Winter visitor in: Arizona, Minnesota

Summer visitor in: Ohio, District of Columbia, Kansas, Missouri, Kentucky