WhenToBird

Passer domesticus · Passeridae

House Sparrow: When and Where to See It

Adult male House Sparrow
Photo: Esteban Poveda, CC BY 4.0 via iNaturalist

The House Sparrow has a page for 50 states in our data.

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: 17% of 1114036 checklistsJan 8-14: 17% of 824708 checklistsJan 15-21: 17% of 825978 checklistsJan 22-31: 18% of 1105853 checklistsFeb 1-7: 19% of 779772 checklistsFeb 8-14: 20% of 864504 checklistsFeb 15-21: 21% of 1127933 checklistsFeb 22-28: 20% of 840124 checklistsMar 1-7: 20% of 839610 checklistsMar 8-14: 20% of 870138 checklistsMar 15-21: 20% of 898456 checklistsMar 22-31: 20% of 1335637 checklistsApr 1-7: 21% of 1030617 checklistsApr 8-14: 21% of 1124024 checklistsApr 15-21: 21% of 1194575 checklistsApr 22-30: 22% of 1675723 checklistsMay 1-7: 24% of 1449080 checklistsMay 8-14: 24% of 1538353 checklistsMay 15-21: 23% of 1219898 checklistsMay 22-31: 22% of 1452282 checklistsJun 1-7: 22% of 900636 checklistsJun 8-14: 21% of 829907 checklistsJun 15-21: 22% of 773255 checklistsJun 22-30: 22% of 916255 checklistsJul 1-7: 23% of 717733 checklistsJul 8-14: 23% of 658223 checklistsJul 15-21: 23% of 638752 checklistsJul 22-31: 22% of 895727 checklistsAug 1-7: 21% of 655651 checklistsAug 8-14: 19% of 650038 checklistsAug 15-21: 18% of 654639 checklistsAug 22-31: 16% of 974928 checklistsSep 1-7: 15% of 765914 checklistsSep 8-14: 15% of 738674 checklistsSep 15-21: 15% of 750433 checklistsSep 22-30: 16% of 944196 checklistsOct 1-7: 17% of 760106 checklistsOct 8-14: 17% of 793131 checklistsOct 15-21: 18% of 728727 checklistsOct 22-31: 18% of 959954 checklistsNov 1-7: 18% of 709464 checklistsNov 8-14: 18% of 693424 checklistsNov 15-21: 18% of 653952 checklistsNov 22-30: 18% of 871137 checklistsDec 1-7: 18% of 627591 checklistsDec 8-14: 18% of 642427 checklistsDec 15-21: 18% of 775638 checklistsDec 22-31: 17% 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 %
WyomingAll year, most in winterNov 1-7Feb 15-21May 8-1436%
VermontAll year, most in winterDec 1-7Mar 1-7Apr 1-712%
District of ColumbiaYear-round–Jun 22-30–64%
IllinoisYear-round–Jul 15-21–45%
IowaYear-round–Jul 8-14–42%
OhioYear-round–Jun 22-30–40%
North DakotaYear-round–Feb 15-21–39%
NebraskaYear-round–Feb 15-21–38%
IndianaYear-round–Jun 22-30–37%
MassachusettsYear-round–Jul 8-14–37%
ConnecticutYear-round–Jul 8-14–37%
KansasYear-round–Jul 8-14–36%
OklahomaYear-round–Jul 1-7–37%
Rhode IslandYear-round–Jun 22-30–35%
HawaiiYear-round–Apr 1-7–35%
MissouriYear-round–Jul 8-14–35%
New JerseyYear-round–Jun 22-30–34%
South DakotaYear-round–Feb 8-14–34%
New YorkYear-round–Apr 22-30–34%
MarylandYear-round–Jul 8-14–31%
MichiganYear-round–Feb 15-21–32%
WisconsinYear-round–Feb 8-14–31%
LouisianaYear-round–Jul 8-14–31%
TexasYear-round–Jul 8-14–31%
PennsylvaniaYear-round–Jul 15-21–28%
New MexicoYear-round–May 8-14–27%
UtahYear-round–Feb 15-21–27%
ArizonaYear-round–Jun 22-30–26%
NevadaYear-round–May 15-21–26%
IdahoYear-round–Feb 15-21–25%
MontanaYear-round–Feb 15-21–25%
West VirginiaYear-round–Mar 1-7–24%
KentuckyYear-round–May 8-14–24%
DelawareYear-round–Jun 8-14–23%
MinnesotaYear-round–Jul 8-14–20%
VirginiaYear-round–May 8-14–20%
ArkansasYear-round–Jul 15-21–19%
CaliforniaYear-round–May 15-21–19%
ColoradoYear-round–May 8-14–18%
WashingtonYear-round–Jul 8-14–17%
New HampshireYear-round–Feb 22-28–16%
MississippiYear-round–May 22-31–14%
OregonYear-round–May 15-21–13%
TennesseeYear-round–Jul 1-7–13%
AlabamaYear-round–Jul 8-14–12%
MaineYear-round–Dec 8-14–12%
FloridaYear-round–Jun 22-30–7.8%
North CarolinaYear-round–May 15-21–7.2%
South CarolinaYear-round–May 15-21–7.2%
GeorgiaYear-round–Jun 8-14–5.7%

Winter visitor in: Wyoming