Cardinals in Illinois in March
Yes, March is one of the best months to see cardinals in Illinois. It is the 3rd busiest month of the year, with 1,629 of the 13,038 sightings logged across the year (12.5%), based on verified iNaturalist records.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
Peak month for cardinals in Illinois
12.5%
of yearly sightings
1,629
records in March
#3
busiest month of 12
13,038
verified records a year
February 8.4%, March 12.5%, April 18.3%. Busiest month is April at 18.3%.
13,038 verified observations of cardinals in Illinois, recorded across 12 months of the year on iNaturalist.
When cardinals are recorded in Illinois
Peak month
April
2,389 records (18.3% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 1,191 | 9.1% |
| February | 1,094 | 8.4% |
| Marchpeak | 1,629 | 12.5% |
| Aprilpeak | 2,389 | 18.3% |
| Maypeak | 1,723 | 13.2% |
| June | 839 | 6.4% |
| July | 677 | 5.2% |
| August | 745 | 5.7% |
| September | 705 | 5.4% |
| October | 479 | 3.7% |
| November | 702 | 5.4% |
| December | 865 | 6.6% |
Cardinals you are most likely to see
| Species | Verified observations |
|---|---|
| Northern Cardinal | 13,035 |
In Illinois, March carries 12.5% of the year's cardinals sightings, about 4.2 points above an even month-to-month split. That makes it the 3rd busiest of the twelve months, out of 12 months with recorded activity.
Activity is rising from February (8.4%) into March, and it heads toward April (18.3%) after. This is right inside the peak window, so March is one of the surest months to plan a trip around.
The cardinals most often recorded in Illinois are Northern Cardinal. Those counts are annual totals rather than a March split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in March itself.
Which cardinals you are most likely to see
- Northern Cardinal13,035 records
Plan your cardinal trip in Illinois
Start with live tours near Lewis & Clark National Historic Trail, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
GetYourGuide
Live tours nearbySee live tours near Lewis & Clark National Historic Trail
Use the live GetYourGuide widget to compare local departures and activity styles close to the main cardinal viewing area.
Booking.com
Stay nearbyStay near Lewis & Clark National Historic Trail
Compare hotels, cabins and lodges close to the best cardinal viewing area in Illinois.
Viator
Broader backupBook a cardinal tour in Illinois
Compare guided wildlife tours, boat trips and nature experiences if you want a second travel network beyond the live widget.
Gear to see them
Frequently asked questions
Can you see cardinals in Illinois in March?+
Yes. March accounts for 1,629 of the 13,038 verified cardinals sightings logged in Illinois across the year, which is 12.5% of the annual total.
Is March a good time to see cardinals in Illinois?+
March is one of the best months. It ranks 3rd of the year and sits inside the peak window of April, May and March.
What month is best for cardinals in Illinois?+
April is the single busiest month, with the broader peak running through April, May and March, based on 13,038 verified observations.
Which cardinals are you most likely to see in Illinois?+
The most-recorded species in Illinois are Northern Cardinal, based on all-time iNaturalist counts.
See cardinals in Illinois in other months
More places to see cardinals
More wildlife in Illinois