Illinois, United States

Accurate, up-to-date public holidays, bank holidays, and observances in Illinois, United States for 2026 ready to be integrated into your application.

The United States of America is a North American Country, founded on July 4, 1776, after declaring independence from Great Britain. Known as the “melting pot,” people of different nationalities from various regions of the world have immigrated to this land, creating a culturally diverse nation. Commonly referred to as America, many races, ethnic groups and religions are represented, and is known to be the “land of the free and the home of the brave.”

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Date Weekday Name Notes
January 1st Thursday New Year's Day
January 1st Thursday Seventh Day of Kwanzaa
January 6th Tuesday Epiphany
January 6th Tuesday Orthodox Christmas Eve
January 7th Wednesday Orthodox Christmas Day
January 13th Tuesday Stephen Foster Memorial Day
January 14th Wednesday Orthodox New Year's Day
January 19th Monday Martin Luther King Jr. Day Long weekend.
February 1st Sunday National Freedom Day
February 1st Sunday Super Bowl Sunday
February 2nd Monday Groundhog Day Long weekend.
February 6th Friday National Wear Red Day Long weekend.
February 12th Thursday Lincoln's Birthday Only in certain areas.
February 14th Saturday Valentine's Day
February 16th Monday George Washington's Birthday Only in certain areas. Long weekend.
February 17th Tuesday Chinese New Year's Day
February 17th Tuesday Shrove Tuesday Only in certain areas.
February 18th Wednesday Ash Wednesday
February 23rd Monday NHL Trade Deadline Long weekend.
March 1st Sunday Saint David's Day
March 2nd Monday Read Across America Day Long weekend.
March 2nd Monday Casimir Pulaski Day Only in certain areas. Long weekend.
March 6th Friday Employee Appreciation Day Long weekend.
March 8th Sunday Start of Daylight Saving Time
March 17th Tuesday Saint Patrick's Day
March 20th Friday March Equinox Long weekend.
March 29th Sunday Palm Sunday
March 29th Sunday National Vietnam War Veterans Day
April 1st Wednesday April Fools' Day
April 2nd Thursday Maundy Thursday
April 3rd Friday Good Friday Only in certain areas. Long weekend.
April 4th Saturday Holy Saturday
April 5th Sunday Easter
April 6th Monday National Tartan Day Long weekend.
April 6th Monday Easter Monday Long weekend.
April 10th Friday Orthodox Good Friday Long weekend.
April 11th Saturday Orthodox Holy Saturday
April 12th Sunday Orthodox Easter
April 13th Monday Thomas Jefferson's Birthday Long weekend.
April 13th Monday Orthodox Easter Monday Long weekend.
April 15th Wednesday Tax Day
April 20th Monday Boston Marathon Long weekend.
April 22nd Wednesday Earth Day
April 22nd Wednesday Administrative Professionals Day
April 23rd Thursday Take our Daughters and Sons to Work Day
April 24th Friday National Arbor Day Long weekend.
May 1st Friday Law Day Long weekend.
May 1st Friday Kentucky Oaks Long weekend.
May 1st Friday Loyalty Day Long weekend.
May 2nd Saturday Kentucky Derby
May 2nd Saturday National Explosive Ordnance Disposal (EOD) Day
May 4th Monday Star Wars Day Long weekend.
May 5th Tuesday Cinco de Mayo
May 6th Wednesday National Nurses Day
May 7th Thursday National Day of Prayer
May 8th Friday Victory in Europe Day Long weekend.
May 8th Friday Military Spouse Appreciation Day Long weekend.
May 10th Sunday Mother's Day
May 14th Thursday Feast of the Ascension of Jesus Christ
May 15th Friday Peace Officers Memorial Day Long weekend.
May 15th Friday National Defense Transportation Day Long weekend.
May 16th Saturday Armed Forces Day
May 16th Saturday Preakness Stakes
May 20th Wednesday Emergency Medical Services for Children Day
May 22nd Friday National Maritime Day Long weekend.
May 24th Sunday Pentecost
May 25th Monday Memorial Day Long weekend.
May 25th Monday National Missing Children's Day Long weekend.
May 25th Monday Pentecost Monday Long weekend.
May 31st Sunday Trinity Sunday
June 4th Thursday Feast of Corpus Christi
June 6th Saturday D-Day
June 14th Sunday Flag Day
June 14th Sunday Army Birthday
June 19th Friday Juneteenth National Independence Day Long weekend.
June 20th Saturday American Eagle Day
June 21st Sunday Father's Day
June 21st Sunday June Solstice
June 27th Saturday Helen Keller Day
July 3rd Friday Independence Day (Observed) Long weekend.
July 4th Saturday Independence Day
July 14th Tuesday Bastille Day
July 26th Sunday Parents' Day
July 27th Monday National Korean War Veterans Armistice Day Long weekend.
August 4th Tuesday Coast Guard Birthday
August 7th Friday Purple Heart Day Long weekend.
August 15th Saturday Assumption of Mary
August 19th Wednesday National Aviation Day
August 21st Friday Senior Citizens Day Long weekend.
August 26th Wednesday Women's Equality Day
September 7th Monday Labor Day Long weekend.
September 11th Friday Patriot Day Long weekend.
September 12th Saturday Rosh Hashanah
September 12th Saturday Carl Garner Federal Lands Cleanup Day
September 13th Sunday National Grandparent's Day
September 17th Thursday Citizenship Day
September 18th Friday Air Force Birthday Long weekend.
September 18th Friday National POW/MIA Recognition Day Long weekend.
September 19th Saturday National CleanUp Day
September 21st Monday Yom Kippur Long weekend.
September 23rd Wednesday September Equinox
September 27th Sunday Gold Star Mother's Day
October 4th Sunday Feast of Saint Francis Assisi
October 5th Monday Child Health Day Long weekend.
October 6th Tuesday German-American Day
October 9th Friday Leif Erikson Day Long weekend.
October 12th Monday Columbus Day Only in certain areas. Long weekend.
October 13th Tuesday Navy Birthday
October 15th Thursday White Cane Safety Day
October 16th Friday Boss's Day Long weekend.
October 17th Saturday Sweetest Day Only in certain areas.
October 31st Saturday Halloween
November 1st Sunday End of Daylight Saving Time
November 1st Sunday All Saints' Day
November 1st Sunday New York City Marathon
November 2nd Monday All Souls' Day Long weekend.
November 3rd Tuesday Election Day
November 10th Tuesday Marine Corps Birthday
November 11th Wednesday Veterans Day
November 26th Thursday Thanksgiving Day
November 27th Friday Black Friday Long weekend.
November 27th Friday Day after Thanksgiving Only in certain areas. Long weekend.
November 29th Sunday First Sunday of Advent
November 30th Monday Cyber Monday Long weekend.
December 5th Saturday Hanukkah
December 6th Sunday Second Day of Hanukkah
December 6th Sunday Saint Nicholas' Day
December 7th Monday Pearl Harbor Remembrance Day Long weekend.
December 7th Monday Third Day of Hanukkah Long weekend.
December 8th Tuesday Feast of the Immaculate Conception
December 8th Tuesday Fourth Day of Hanukkah
December 9th Wednesday Fifth Day of Hanukkah
December 10th Thursday Sixth Day of Hanukkah
December 11th Friday Seventh Day of Hanukkah Long weekend.
December 12th Saturday Eighth Day of Hanukkah
December 12th Saturday Feast of Our Lady Guadalupe
December 13th Sunday National Guard Birthday
December 15th Tuesday Bill of Rights Day
December 17th Thursday Pan American Aviation Day
December 17th Thursday Wright Brothers Day
December 21st Monday December Solstice Long weekend.
December 24th Thursday Christmas Eve Only in certain areas.
December 25th Friday Christmas Day Long weekend.
December 26th Saturday Kwanzaa
December 27th Sunday Second Day of Kwanzaa
December 28th Monday Third Day of Kwanzaa Long weekend.
December 29th Tuesday Fourth Day of Kwanzaa
December 30th Wednesday Fifth Day of Kwanzaa
December 31st Thursday Sixth Day of Kwanzaa
December 31st Thursday New Year's Eve Only in certain areas.
Public holidays (national, legal, government, civic, etc) are denoted in bold.
Holiday data for far-reaching years is subject to change due to laws and government decrees.
Long weekends are based on non-working days and not Saturday and Sunday explicitly.

We are continuously monitoring for changes to this data to ensure we're providing the most accurate information possible.
If you happen to notice a mistake, please get in touch.
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To retrieve this list of holidays, simply make a GET request to /v1/holidays:
GET /v1/holidays
Copy
$ curl -G -d country="US-IL" -d year="2026" -d pretty
-d key="__YOUR_API_KEY__"
"https://holidayapi.com/v1/holidays"
import "github.com/joshtronic/go-holidayapi"
hapi := holidayapi.NewV1("__YOUR_API_KEY__")
holidays, err := hapi.Holidays(map[string]interface{}{
  "country": "US-IL",
  "year": "2026",
})
import { HolidayAPI } from 'holidayapi';
const key = '__YOUR_API_KEY__'
const holidayApi = new HolidayAPI({ key });
holidayApi.holidays({
  country: 'US-IL',
  year: '2026',
});
$key = '__YOUR_API_KEY__';
$holiday_api = new \HolidayAPI\Client(['key' => $key]);
$holidays = $holiday_api->holidays([
  'country' => 'US-IL',
  'year' => '2026',
]);
$Body = @{}
$Body.key = "__YOUR_API_KEY__"
$Body.country = "US-IL"
$Body.year = "2026"
$Result = Invoke-RestMethod -Uri $Url -Body $Body
$Result.holidays
import holidayapi
key = '__YOUR_API_KEY__'
hapi = holidayapi.v1(key)
holidays = hapi.holidays({
  'country': 'US-IL',
  'year': '2026',
})
require 'ruby-holidayapi'
key = '__YOUR_API_KEY__'
hapi = HolidayAPI::V1.new(key)
holidays = hapi.holidays({
  'country': 'US-IL',
  'year': '2026',
})