WhenToBird

Spizella pusilla · Passerellidae

When Do Field Sparrows Arrive in Indiana?

Adult Field Sparrow
Photo: walkingfern, CC0 1.0 via iNaturalist

Field Sparrows reach Indiana in late February, are common by late March, peak in mid April (21% of checklists), and most are gone by late October.

When to look

First arrivalsFeb 22-28late February
Common byMar 22-31late March
PeakApr 15-21mid April
Most gone byOct 22-31late October

Best: mid April. First arrivals late February; most are gone by late October. Peak: on about 21% of Indiana checklists.

  1. Janrare
  2. Febrare
  3. Marcommon
  4. Aprpeak season
  5. Maypeak season
  6. Junpeak season
  7. Julpeak season
  8. Augpeak season
  9. Sepuncommon
  10. Octcommon
  11. Novuncommon
  12. Decrare

Darker months: more checklists report it. Outlined: peak month.

0%10%20%30%Jan 1-7: 1.4% of 18123 checklistsJan 8-14: 1.4% of 12006 checklistsJan 15-21: 1.3% of 12403 checklistsJan 22-31: 1.2% of 16181 checklistsFeb 1-7: 1.1% of 12546 checklistsFeb 8-14: 1.1% of 14250 checklistsFeb 15-21: 1.3% of 18077 checklistsFeb 22-28: 1.7% of 13590 checklistsMar 1-7: 2.6% of 14545 checklistsMar 8-14: 3.8% of 14594 checklistsMar 15-21: 6.7% of 13894 checklistsMar 22-31: 12% of 22400 checklistsApr 1-7: 17% of 18069 checklistsApr 8-14: 21% of 19579 checklistsApr 15-21: 22% of 19518 checklistsApr 22-30: 21% of 30544 checklistsMay 1-7: 19% of 28430 checklistsMay 8-14: 19% of 30624 checklistsMay 15-21: 19% of 22920 checklistsMay 22-31: 21% of 21234 checklistsJun 1-7: 20% of 12279 checklistsJun 8-14: 19% of 10904 checklistsJun 15-21: 20% of 9488 checklistsJun 22-30: 19% of 11362 checklistsJul 1-7: 22% of 9947 checklistsJul 8-14: 20% of 9585 checklistsJul 15-21: 19% of 8929 checklistsJul 22-31: 19% of 12639 checklistsAug 1-7: 18% of 9528 checklistsAug 8-14: 16% of 9451 checklistsAug 15-21: 14% of 9442 checklistsAug 22-31: 11% of 14969 checklistsSep 1-7: 7.3% of 12628 checklistsSep 8-14: 5.3% of 11793 checklistsSep 15-21: 4.8% of 11396 checklistsSep 22-30: 4.5% of 14203 checklistsOct 1-7: 6.6% of 11365 checklistsOct 8-14: 8.6% of 12092 checklistsOct 15-21: 11% of 10440 checklistsOct 22-31: 10% of 13883 checklistsNov 1-7: 6.0% of 10476 checklistsNov 8-14: 3.1% of 9776 checklistsNov 15-21: 2.4% of 9035 checklistsNov 22-30: 1.7% of 12547 checklistsDec 1-7: 1.8% of 9078 checklistsDec 8-14: 1.9% of 8732 checklistsDec 15-21: 2.1% of 11024 checklistsDec 22-31: 1.7% of 15432 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.

Frequency is the share of complete checklists in Indiana that listed the bird, 2016–2025. It is not a head count, and it follows where and when people go birding. How to read it.

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.

Embed this map on your site

Where in Indiana

Best counties

Share of checklists at the peak
  1. Jay CountyBest mid June · 24 checklists that week, 1,334 in all69%
  2. Clay CountyBest early August · 24 checklists that week, 1,317 in all62%
  3. Benton CountyBest early August · 28 checklists that week, 993 in all61%
  4. Vermillion CountyBest late April · 25 checklists that week, 772 in all60%
  5. Warren CountyBest late July · 21 checklists that week, 458 in all58%
  6. Pike CountyBest late October · 32 checklists that week, 2,105 in all57%

Best spots

Share of checklists at the peak
  1. Forest LakeMarion County, best the second week of July · 58 checklists that week, 1,119 in all98%
  2. Roy Whistler Wildlife Area/Granville Sand BarrensTippecanoe County, best the second week of May · 25 checklists that week, 144 in all98%
  3. Hudnut CommonsMarion County, best early December · 20 checklists that week, 327 in all94%
  4. West ParkHamilton County, best late July · 21 checklists that week, 778 in all93%
  5. Dustin Nature PreserveAllen County, best late April · 26 checklists that week, 280 in all92%

Busy spots report more of everything; compare the checklist counts before you drive anywhere.

Best time of day

In Indiana, the Field Sparrow is most often listed on checklists started between 6 and 8 am (19% of those checklists).

0%10%20%30%12 am: too few checklists (240) to judge1 am: too few checklists (231) to judge2 am: too few checklists (222) to judge3 am: too few checklists (202) to judge4 am: too few checklists (674) to judge5 am: too few checklists (4329) to judge6 am: 25% of 20589 checklists7 am: 17% of 58470 checklists8 am: 14% of 86931 checklists9 am: 13% of 78239 checklists10 am: 11% of 66080 checklists11 am: 9.4% of 54904 checklists12 pm: 8.4% of 47610 checklists1 pm: 7.6% of 44814 checklists2 pm: 7.1% of 43790 checklists3 pm: 7.2% of 42983 checklists4 pm: 7.1% of 45349 checklists5 pm: 7.5% of 35993 checklists6 pm: 9.0% of 26447 checklists7 pm: 9.2% of 17740 checklists8 pm: too few checklists (7603) to judge9 pm: too few checklists (1721) to judge10 pm: too few checklists (517) to judge11 pm: too few checklists (272) to judge12a3a6a9a12p3p6p9p
Share of checklists started in each local hour that reported it. It reflects when people go birding as well as when birds are active. Grey hours have too few checklists (under 2% of the state’s, or under 200) to judge.
Week-by-week table
MonthDays 1-78-1415-2122-end
January1.4%1.4%1.3%1.2%
February1.1%1.1%1.3%1.7%
March2.6%3.8%6.7%12%
April17%21%22%21%
May19%19%19%21%
June20%19%20%19%
July22%20%19%19%
August18%16%14%11%
September7.3%5.3%4.8%4.5%
October6.6%8.6%11%10%
November6.0%3.1%2.4%1.7%
December1.8%1.9%2.1%1.7%

Neighboring states

  • Illinois: arrives the second week of March, 2 weeks later than Indiana
  • Kentucky: arrives mid March, 3 weeks later than Indiana
  • Ohio: arrives early March, 1 week later than Indiana
  • Michigan: arrives late March, 4 weeks later than Indiana

Common questions

When do Field Sparrows arrive in Indiana?
Field Sparrows reach Indiana in late February, are common by late March, peak in mid April (21% of checklists), and most are gone by late October.
When do Field Sparrows leave Indiana?
Most Field Sparrows have left Indiana by late October, when reports fall below half their usual rate. Stragglers are still reported until mid December.
When is the best time to see a Field Sparrow in Indiana?
The Field Sparrow is reported most often in mid April, on about 21% of Indiana checklists.
Where in Indiana are Field Sparrows seen most often?
By county, Jay County, Clay County, and Benton County have the highest peak reporting rates for the Field Sparrow (counties with at least 200 checklists).