WhenToBird

Eastern Bluebird · Sialia sialis

When Do Bluebirds Arrive in Michigan?

Adult male Eastern Bluebird
Photo: Dan Vickers, CC BY 4.0 via iNaturalist

The Eastern Bluebird is in Michigan all year. It turns up on about 15% of checklists at its peak (early May) and on 7.2% in its quietest week (the second week of January). They are the only regular bluebirds in Michigan.

When to look

PresentAll year
Peak weekMay 1-7early May
Quietest weekJan 8-14the second week of January

Best: early May. Here all year. Peak: on about 15% of Michigan checklists.

  1. Jancommon
  2. Febcommon
  3. Marpeak season
  4. Aprpeak season
  5. Maypeak season
  6. Junpeak season
  7. Julpeak season
  8. Augcommon
  9. Seppeak season
  10. Octpeak season
  11. Novpeak season
  12. Deccommon

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

Bluebirds in Michigan, species by species

SpeciesFirst arrivalsCommon byPeakMost gone byPeak %
Eastern Bluebirdall year–May 1-7–15%
0%5%10%15%Eastern BluebirdJanFebMarAprMayJunJulAugSepOctNovDec
  • Eastern Bluebird
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 Michigan 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 Michigan

Best counties for Eastern Bluebird

Share of checklists at the peak
  1. Clinton CountyBest the second week of October · 208 checklists that week, 10,597 in all51%
  2. Van Buren CountyBest late October · 296 checklists that week, 14,183 in all36%
  3. Ogemaw CountyBest early October · 77 checklists that week, 4,675 in all35%
  4. Hillsdale CountyBest early November · 135 checklists that week, 9,510 in all33%
  5. Jackson CountyBest the second week of October · 567 checklists that week, 34,259 in all33%
  6. Lenawee CountyBest the second week of June · 227 checklists that week, 11,588 in all33%

Common questions

When do bluebirds arrive in Michigan?
The Eastern Bluebird is in Michigan all year. It turns up on about 15% of checklists at its peak (early May) and on 7.2% in its quietest week (the second week of January). They are the only regular bluebirds in Michigan.
When do bluebirds leave Michigan?
The Eastern Bluebird does not leave Michigan: it is reported all year, from 7.2% of checklists in the second week of January to 15% in early May.
When is the best time to see bluebirds in Michigan?
The Eastern Bluebird is reported most often in early May, on about 15% of Michigan checklists.