When do geese leave South Dakota?

Canada Geese never fully leave South Dakota: numbers fall back below half their usual rate by mid May, but some are still reported in every week, about 14% of checklists at the low.

When is the best time to see geese in South Dakota?

The Canada Goose is reported most often in mid March, on about 54% of South Dakota checklists.

Which geese are in South Dakota?

Canada Goose, Snow Goose, Greater White-fronted Goose, Cackling Goose, and Ross's Goose are reported regularly; the Canada Goose is the most common.

5 goose species in South Dakota

When Do Geese Arrive in South Dakota?

Photo: Tser, CC BY 4.0 via iNaturalist

Canada Geese, Snow Geese, and Greater White-fronted Geese are the geese you are most likely to see in South Dakota. Canada Geese are in South Dakota all year, but most are here in spring: numbers build from late February, peak in mid March (54% of checklists), and fall back by mid May. In the quietest week (early July) they are still on about 14% of checklists.

When to look

Numbers buildFeb 22-28late February

PeakMar 15-21mid March

Fall back byMay 15-21mid May

FewestJul 1-7early July

Best: mid March. Here all year; numbers build from late February and fall back by mid May. Peak: on about 54% of South Dakota checklists.

Jancommon
Febcommon
Marpeak season
Aprpeak season
Maypeak season
Juncommon
Juluncommon
Auguncommon
Sepuncommon
Octcommon
Novcommon
Deccommon

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

Geese in South Dakota, species by species

Species	First arrivals	Common by	Peak	Most gone by	Peak %
Canada Goose	Feb 22-28	Feb 22-28	Mar 15-21	May 15-21	54%
Snow Goose	Oct 15-21	Nov 1-7	Mar 8-14	Apr 15-21	17%
Greater White-fronted Goose	Feb 8-14	Feb 22-28	Mar 8-14	Apr 1-7	13%
Cackling Goose	Oct 22-31	Nov 1-7	Mar 1-7	Apr 8-14	9.9%
Ross's Goose	Feb 15-21	Feb 15-21	Mar 8-14	Apr 15-21	4.2%

Canada Goose
Snow Goose
Greater White-fronted Goose
Cackling Goose

Share of complete checklists reporting each species, by week (4 per month). Gaps: fewer than 10 checklists that week.

Frequency is the share of complete checklists in South Dakota 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.

Where in South Dakota

Best counties for Canada Goose

Share of checklists at the peak

Sully CountyBest late March · 12 checklists that week, 632 in all90%
Butte CountyBest the second week of March · 11 checklists that week, 987 in all84%
Day CountyBest late March · 12 checklists that week, 794 in all82%
Union CountyBest the second week of November · 10 checklists that week, 882 in all81%
Hamlin CountyBest the second week of March · 18 checklists that week, 314 in all81%
McPherson CountyBest early April · 49 checklists that week, 729 in all79%

Common questions

When do geese arrive in South Dakota?: Canada Geese are in South Dakota all year, but most are here in spring: numbers build from late February, peak in mid March (54% of checklists), and fall back by mid May. In the quietest week (early July) they are still on about 14% of checklists.
When do geese leave South Dakota?: Canada Geese never fully leave South Dakota: numbers fall back below half their usual rate by mid May, but some are still reported in every week, about 14% of checklists at the low.
When is the best time to see geese in South Dakota?: The Canada Goose is reported most often in mid March, on about 54% of South Dakota checklists.
Which geese are in South Dakota?: Canada Goose, Snow Goose, Greater White-fronted Goose, Cackling Goose, and Ross's Goose are reported regularly; the Canada Goose is the most common.