Townsend's Solitaires are winter birds in North Dakota: they arrive in late October, peak in late December (3.8% of checklists), and most are gone by the second week of March.
When to look
First arrivalsOct 22-31late October
Common byOct 22-31late October
PeakDec 22-31late December
Most gone byMar 8-14the second week of March
Best: late December. First arrivals late October; most are gone by the second week of March. Peak: on about 3.8% of North Dakota checklists.
Janpeak season
Febcommon
Maruncommon
Aprrare
Maynot usually seen
Junnot usually seen
Julnot usually seen
Augnot usually seen
Seprare
Octuncommon
Novcommon
Decpeak season
Darker months: more checklists report it. Outlined: peak month.
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 North 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.
JanFebMarAprMayJunJulAugSepOctNovDec
today
0%few checklistsno data
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.
Bowman CountyBest mid November · 10 checklists that week, 1,636 in all36%
Billings CountyBest late December · 29 checklists that week, 4,769 in all30%
McHenry CountyBest mid February · 15 checklists that week, 1,118 in all24%
Bottineau CountyBest late November · 17 checklists that week, 1,949 in all20%
McKenzie CountyBest late December · 44 checklists that week, 4,089 in all17%
Pembina CountyBest early January · 17 checklists that week, 585 in all16%
Best spots
Share of checklists at the peak
Spring Lake ParkWilliams County, best mid January · 20 checklists that week, 767 in all11%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In North Dakota, the Townsend's Solitaire is most often listed on checklists started between 10 am and 12 pm (0.9% of those checklists).
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
Month
Days 1-7
8-14
15-21
22-end
January
3.2%
1.6%
1.1%
2.0%
February
1.4%
1.5%
1.3%
1.3%
March
1.3%
1.2%
0.6%
0.6%
April
0.4%
0.2%
0.2%
0.1%
May
0.1%
0.1%
0.1%
0.1%
June
0%
0%
0%
0%
July
0%
0%
0%
0%
August
0.1%
0%
0%
0%
September
0%
0.3%
0.1%
0.6%
October
0.5%
0.6%
0.9%
0.9%
November
1.8%
2.0%
2.4%
2.2%
December
2.3%
2.6%
4.3%
3.9%
Neighboring states
South Dakota: arrives mid May, 21 weeks earlier than North Dakota
Nebraska: arrives mid September, 5 weeks earlier than North Dakota
Wyoming: arrives early September, 7 weeks earlier than North Dakota
Colorado: arrives the second week of September, 6 weeks earlier than North Dakota
Common questions
When do Townsend's Solitaires arrive in North Dakota?
Townsend's Solitaires are winter birds in North Dakota: they arrive in late October, peak in late December (3.8% of checklists), and most are gone by the second week of March.
When do Townsend's Solitaires leave North Dakota?
Most Townsend's Solitaires have left North Dakota by the second week of March, when reports fall below half their usual rate.
When is the best time to see a Townsend's Solitaire in North Dakota?
The Townsend's Solitaire is reported most often in late December, on about 3.8% of North Dakota checklists.
Where in North Dakota are Townsend's Solitaires seen most often?
By county, Bowman County, Billings County, and McHenry County have the highest peak reporting rates for the Townsend's Solitaire (counties with at least 200 checklists).