WhenToBird

Chondestes grammacus · Passerellidae

Lark Sparrow: When and Where to See It

Adult Lark Sparrow
Photo: Anne Parsons, CC0 1.0 via iNaturalist

The Lark Sparrow reaches Oklahoma first, around late March, and Washington last, around early May.

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%1%2%3%Jan 1-7: 0.5% of 1114036 checklistsJan 8-14: 0.5% of 824708 checklistsJan 15-21: 0.5% of 825978 checklistsJan 22-31: 0.5% of 1105853 checklistsFeb 1-7: 0.5% of 779772 checklistsFeb 8-14: 0.4% of 864504 checklistsFeb 15-21: 0.4% of 1127933 checklistsFeb 22-28: 0.5% of 840124 checklistsMar 1-7: 0.5% of 839610 checklistsMar 8-14: 0.5% of 870138 checklistsMar 15-21: 0.6% of 898456 checklistsMar 22-31: 0.7% of 1335637 checklistsApr 1-7: 0.9% of 1030617 checklistsApr 8-14: 1.1% of 1124024 checklistsApr 15-21: 1.5% of 1194575 checklistsApr 22-30: 1.9% of 1675723 checklistsMay 1-7: 2.1% of 1449080 checklistsMay 8-14: 2.0% of 1538353 checklistsMay 15-21: 2.0% of 1219898 checklistsMay 22-31: 1.9% of 1452282 checklistsJun 1-7: 1.7% of 900636 checklistsJun 8-14: 1.6% of 829907 checklistsJun 15-21: 1.5% of 773255 checklistsJun 22-30: 1.6% of 916255 checklistsJul 1-7: 1.5% of 717733 checklistsJul 8-14: 1.4% of 658223 checklistsJul 15-21: 1.4% of 638752 checklistsJul 22-31: 1.6% of 895727 checklistsAug 1-7: 1.9% of 655651 checklistsAug 8-14: 2.0% of 650038 checklistsAug 15-21: 1.8% of 654639 checklistsAug 22-31: 1.7% of 974928 checklistsSep 1-7: 1.5% of 765914 checklistsSep 8-14: 1.4% of 738674 checklistsSep 15-21: 1.1% of 750433 checklistsSep 22-30: 0.9% of 944196 checklistsOct 1-7: 0.6% of 760106 checklistsOct 8-14: 0.6% of 793131 checklistsOct 15-21: 0.6% of 728727 checklistsOct 22-31: 0.6% of 959954 checklistsNov 1-7: 0.5% of 709464 checklistsNov 8-14: 0.5% of 693424 checklistsNov 15-21: 0.5% of 653952 checklistsNov 22-30: 0.5% of 871137 checklistsDec 1-7: 0.5% of 627591 checklistsDec 8-14: 0.5% of 642427 checklistsDec 15-21: 0.5% of 775638 checklistsDec 22-31: 0.5% 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 %
TexasSummer visitorJan 15-21May 8-14Sep 22-308.9%
OklahomaSummer visitorMar 22-31Apr 22-30Aug 1-714%
KansasSummer visitorApr 1-7May 1-7Aug 15-2113%
ArkansasSummer visitorApr 1-7Apr 22-30Sep 1-71.8%
New MexicoSummer visitorApr 8-14Aug 15-21Sep 15-2117%
MissouriSummer visitorApr 8-14Apr 22-30Aug 8-142.0%
NebraskaSummer visitorApr 15-21Jun 15-21Aug 15-2113%
NevadaSummer visitorApr 15-21May 8-14Sep 22-306.4%
UtahSummer visitorApr 15-21May 15-21Sep 8-147.5%
IowaSummer visitorApr 15-21May 8-14Aug 8-143.4%
AlabamaSummer visitorApr 15-21May 8-14Aug 22-311.0%
ColoradoSummer visitorApr 22-30May 15-21Sep 8-1410%
North DakotaSummer visitorApr 22-30Jun 22-30Aug 8-1412%
South DakotaSummer visitorApr 22-30May 15-21Aug 1-711%
WyomingSummer visitorApr 22-30May 15-21Sep 8-1411%
IdahoSummer visitorApr 22-30May 15-21Sep 1-74.9%
MinnesotaSummer visitorApr 22-30Jun 8-14Jul 22-311.5%
OregonSummer visitorApr 22-30May 22-31Aug 22-311.6%
MontanaSummer visitorMay 1-7May 22-31Aug 8-146.0%
WashingtonSummer visitorMay 1-7May 22-31Jul 22-311.4%
ArizonaAll year, most in summerJul 22-31Sep 1-7Sep 22-3014%
District of ColumbiaPasses throughNov 1-7Nov 15-21Dec 22-311.1%
CaliforniaYear-round–Apr 15-21–3.2%

Passes through: Arizona, District of Columbia

Summer visitor in: New Mexico, Texas