Purple Martins reach Arkansas in early March, are common by mid March, peak in the second week of July (14% of checklists), and most are gone by mid August.
When to look
First arrivalsMar 1-7early March
Common byMar 15-21mid March
PeakJul 8-14the second week of July
Most gone byAug 15-21mid August
Best: the second week of July. First arrivals early March; most are gone by mid August. Peak: on about 14% of Arkansas checklists.
Jannot usually seen
Febrare
Marcommon
Aprcommon
Maycommon
Junpeak season
Julpeak season
Augcommon
Seprare
Octnot usually seen
Novnot usually seen
Decnot usually seen
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 Arkansas 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.
Izard CountyBest late July · 15 checklists that week, 788 in all39%
Sebastian CountyBest the second week of July · 61 checklists that week, 4,415 in all36%
Independence CountyBest early July · 16 checklists that week, 715 in all35%
Montgomery CountyBest late July · 12 checklists that week, 758 in all33%
Crittenden CountyBest mid June · 19 checklists that week, 1,136 in all31%
Clay CountyBest late March · 35 checklists that week, 871 in all30%
Best spots
Share of checklists at the peak
Beaver Fork LakeFaulkner County, best late April · 37 checklists that week, 1,008 in all95%
Sunset LakeSaline County, best late June · 21 checklists that week, 900 in all88%
Upper PondBenton County, best the second week of July · 21 checklists that week, 2,250 in all80%
Granite MountainPulaski County, best late April · 27 checklists that week, 342 in all79%
Crain LakeSebastian County, best late June · 22 checklists that week, 1,284 in all69%
Siloam Springs LakeBenton County, best late July · 21 checklists that week, 678 in all61%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In Arkansas, the Purple Martin is most often listed on checklists started between 5 and 7 pm (6.0% 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
0%
0%
0%
0%
February
0%
0.1%
0.1%
0.6%
March
1.5%
2.7%
4.1%
6.6%
April
7.8%
8.2%
8.0%
8.1%
May
8.6%
8.6%
8.8%
7.8%
June
7.4%
7.4%
9.6%
11%
July
14%
15%
13%
10%
August
8.3%
7.2%
4.3%
2.1%
September
0.6%
0.4%
0.1%
0.1%
October
0.1%
0%
0%
0%
November
0%
0%
0%
0%
December
0%
0%
0%
0%
Neighboring states
Missouri: arrives the second week of March, 1 week later than Arkansas
Oklahoma: arrives the second week of March, 1 week later than Arkansas
Kansas: arrives mid March, 2 weeks later than Arkansas
Mississippi: arrives the second week of February, 3 weeks earlier than Arkansas
Common questions
When do Purple Martins arrive in Arkansas?
Purple Martins reach Arkansas in early March, are common by mid March, peak in the second week of July (14% of checklists), and most are gone by mid August.
When do Purple Martins leave Arkansas?
Most Purple Martins have left Arkansas by mid August, when reports fall below half their usual rate. Stragglers are still reported until early September.
When is the best time to see a Purple Martin in Arkansas?
The Purple Martin is reported most often in the second week of July, on about 14% of Arkansas checklists.
Where in Arkansas are Purple Martins seen most often?
By county, Izard County, Sebastian County, and Independence County have the highest peak reporting rates for the Purple Martin (counties with at least 200 checklists).