WhenToBird

Ammodramus savannarum · Passerellidae

When Do Grasshopper Sparrows Arrive in Texas?

Adult Grasshopper Sparrow
Photo: Cole Wolf, CC BY 4.0 via iNaturalist

Grasshopper Sparrows arrive in Texas in the second week of October, peak in mid April (1.2% of checklists), and most are gone by late July.

When to look

First arrivalsOct 8-14the second week of October
Common byOct 8-14the second week of October
PeakApr 15-21mid April
Most gone byJul 22-31late July

Best: mid April. First arrivals the second week of October; most are gone by late July. Peak: on about 1.2% of Texas checklists.

  1. Jancommon
  2. Febuncommon
  3. Marcommon
  4. Aprpeak season
  5. Maypeak season
  6. Juncommon
  7. Juluncommon
  8. Auguncommon
  9. Sepuncommon
  10. Octcommon
  11. Novcommon
  12. Deccommon

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

0%0.5%1%1.5%Jan 1-7: 0.5% of 66038 checklistsJan 8-14: 0.4% of 52445 checklistsJan 15-21: 0.4% of 52985 checklistsJan 22-31: 0.5% of 71020 checklistsFeb 1-7: 0.6% of 52306 checklistsFeb 8-14: 0.4% of 55887 checklistsFeb 15-21: 0.3% of 69016 checklistsFeb 22-28: 0.3% of 52998 checklistsMar 1-7: 0.3% of 50836 checklistsMar 8-14: 0.4% of 51749 checklistsMar 15-21: 0.5% of 53731 checklistsMar 22-31: 0.7% of 82049 checklistsApr 1-7: 1.0% of 65854 checklistsApr 8-14: 1.2% of 78434 checklistsApr 15-21: 1.1% of 92302 checklistsApr 22-30: 1.2% of 122878 checklistsMay 1-7: 1.0% of 74592 checklistsMay 8-14: 0.9% of 61008 checklistsMay 15-21: 0.8% of 43365 checklistsMay 22-31: 0.6% of 52736 checklistsJun 1-7: 0.5% of 31643 checklistsJun 8-14: 0.5% of 30131 checklistsJun 15-21: 0.3% of 26802 checklistsJun 22-30: 0.4% of 32822 checklistsJul 1-7: 0.4% of 27213 checklistsJul 8-14: 0.3% of 24555 checklistsJul 15-21: 0.3% of 24146 checklistsJul 22-31: 0.4% of 34536 checklistsAug 1-7: 0.2% of 25764 checklistsAug 8-14: 0.2% of 26347 checklistsAug 15-21: 0.1% of 28431 checklistsAug 22-31: 0.1% of 42838 checklistsSep 1-7: 0.2% of 35070 checklistsSep 8-14: 0.1% of 33893 checklistsSep 15-21: 0.1% of 32572 checklistsSep 22-30: 0.2% of 43771 checklistsOct 1-7: 0.2% of 34143 checklistsOct 8-14: 0.3% of 37563 checklistsOct 15-21: 0.5% of 36263 checklistsOct 22-31: 0.5% of 49170 checklistsNov 1-7: 0.7% of 43301 checklistsNov 8-14: 0.7% of 48744 checklistsNov 15-21: 0.9% of 42213 checklistsNov 22-30: 0.7% of 54455 checklistsDec 1-7: 0.7% of 40166 checklistsDec 8-14: 0.7% of 41035 checklistsDec 15-21: 0.9% of 46983 checklistsDec 22-31: 0.6% of 73015 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 Texas 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.

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Where in Texas

Best counties

Share of checklists at the peak
  1. Carson CountyBest late May · 26 checklists that week, 555 in all54%
  2. Armstrong CountyBest early June · 18 checklists that week, 648 in all48%
  3. Cottle CountyBest early May · 22 checklists that week, 555 in all40%
  4. Floyd CountyBest late May · 15 checklists that week, 531 in all39%
  5. Clay CountyBest late April · 123 checklists that week, 3,189 in all36%
  6. Shackelford CountyBest early May · 28 checklists that week, 455 in all31%

Best spots

Share of checklists at the peak
  1. Balcones Canyonlands National Wildlife Refuge (northwest)Burnet County, best early February · 62 checklists that week, 170 in all55%
  2. Whitney Lake ParkSan Patricio County, best the second week of January · 24 checklists that week, 867 in all46%
  3. Matador Wildlife Management AreaCottle County, best late April · 23 checklists that week, 273 in all42%
  4. Cement Creek ReservoirTarrant County, best late April · 20 checklists that week, 436 in all39%

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

Best time of day

In Texas, the Grasshopper Sparrow is most often listed on checklists started between 6 and 8 am (1.1% of those checklists).

0%0.5%1%1.5%12 am: too few checklists (898) to judge1 am: too few checklists (756) to judge2 am: too few checklists (663) to judge3 am: too few checklists (741) to judge4 am: too few checklists (1537) to judge5 am: too few checklists (6113) to judge6 am: 1.5% of 74687 checklists7 am: 1.0% of 285131 checklists8 am: 0.8% of 329960 checklists9 am: 0.6% of 267889 checklists10 am: 0.5% of 218205 checklists11 am: 0.5% of 178879 checklists12 pm: 0.4% of 153722 checklists1 pm: 0.4% of 144662 checklists2 pm: 0.4% of 138578 checklists3 pm: 0.4% of 136878 checklists4 pm: 0.4% of 137550 checklists5 pm: 0.4% of 113599 checklists6 pm: 0.4% of 81743 checklists7 pm: 0.3% of 53396 checklists8 pm: too few checklists (17221) to judge9 pm: too few checklists (4048) to judge10 pm: too few checklists (1965) to judge11 pm: too few checklists (990) 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
January0.5%0.4%0.4%0.5%
February0.6%0.4%0.3%0.3%
March0.3%0.4%0.5%0.7%
April1.0%1.2%1.1%1.2%
May1.0%0.9%0.8%0.6%
June0.5%0.5%0.3%0.4%
July0.4%0.3%0.3%0.4%
August0.2%0.2%0.1%0.1%
September0.2%0.1%0.1%0.2%
October0.2%0.3%0.5%0.5%
November0.7%0.7%0.9%0.7%
December0.7%0.7%0.9%0.6%

Neighboring states

  • Oklahoma: arrives the second week of April, 24 weeks earlier than Texas
  • Kansas: arrives the second week of April, 24 weeks earlier than Texas
  • Alabama: arrives mid April, 23 weeks earlier than Texas
  • Missouri: arrives late April, 22 weeks earlier than Texas

Common questions

When do Grasshopper Sparrows arrive in Texas?
Grasshopper Sparrows arrive in Texas in the second week of October, peak in mid April (1.2% of checklists), and most are gone by late July.
When do Grasshopper Sparrows leave Texas?
Most Grasshopper Sparrows have left Texas by late July, when reports fall below half their usual rate.
When is the best time to see a Grasshopper Sparrow in Texas?
The Grasshopper Sparrow is reported most often in mid April, on about 1.2% of Texas checklists.
Where in Texas are Grasshopper Sparrows seen most often?
By county, Carson County, Armstrong County, and Cottle County have the highest peak reporting rates for the Grasshopper Sparrow (counties with at least 200 checklists).