Complete Wedding Guide
How to Get Married in Illinois (2026)
Everything you need to know about marriage licenses, requirements, costs, and planning your wedding in Illinois. Illinois anchors its wedding scene with Chicago's iconic skyline venues and then surprises with scenic wine country, historic mansions, and pastoral farm settings downstate.
Chicago dominates Illinois wedding culture with its Lakefront venues, River North event spaces, and rooftop receptions above Michigan Avenue, but the city's union service premiums add 18 to 22% to catering costs before gratuity. Couples who look at the Morton Arboretum in Lisle or Galena's Eagle Ridge Resort find comparable elegance 30 to 60 minutes outside the city at meaningfully lower venue fees. Illinois has a 1-day waiting period after the license is issued, which is short but means same-day ceremonies are not permitted.
Illinois Marriage License Requirements
Illinois has a 1-day waiting period after the license is issued. If one or both applicants are non-residents, no waiting period applies. Cook County (Chicago) allows online license applications.
Who Can Officiate a Wedding in Illinois?
Ordained ministers, priests, rabbis, and leaders of any religious body. Judges of the circuit court, retired judges, and associate judges. County clerks can also perform civil ceremonies.
Wedding Costs in Illinois
Average Wedding Cost
$35,000
This includes venue, catering, photography, attire, and other typical wedding expenses in Illinois.
Average Guest Count
150
The typical Illinois wedding hosts 150 guests. Plan your seating, catering, and photo sharing accordingly.
Best Seasons
Summer, Fall
The most popular seasons to get married in Illinois. Book venues early during peak season.
Popular Wedding Regions in Illinois
Chicago
World-class architecture, lakefront venues, rooftop terraces, and an unbeatable food and entertainment scene.
Chicago Suburbs
Elegant estates, arboretums, and ballrooms in the North Shore, western suburbs, and DuPage County.
Downstate Illinois
Galena's charming B&Bs, Springfield's historic sites, and Shawnee wine country offer affordable escapes.
Top Wedding Venues in Illinois
How to Get Married in Illinois: Step by Step
Apply for Your Marriage License
Visit the County Clerk in Illinois with your partner. Bring valid photo ID (driver's license or passport), proof of age, and the license fee of $60. Both partners must appear in person.
Wait 1 day
After receiving your license, you must wait 1 day before the ceremony. Your license is valid for 60 days after issuance, so plan your ceremony date within that window.
Choose Your Officiant
In Illinois, your wedding can be officiated by ordained ministers, priests, rabbis, and leaders of any religious body. Make sure your officiant is properly authorized before the ceremony.
Hold Your Ceremony
Have your ceremony at your chosen Illinois venue. You will need 1 witness present at the ceremony.
File Your Marriage Certificate
After the ceremony, your officiant will sign the marriage license and return it to the County Clerk. Once filed, you will receive your official marriage certificate. This is your legal proof of marriage.
Illinois Wedding Planning Tips
Chicago summer weekends are the most competitive so consider a fall wedding for better availability and pricing
Lake Michigan breezes keep Chicago cooler than inland areas but can make outdoor ceremonies windy
Galena in northwest Illinois is a hidden gem for destination-style weddings just 2.5 hours from Chicago
Planning your Illinois wedding? Collect every guest photo.
Once you have your marriage license sorted, make sure every guest can share their photos and videos. With Pix Wedding, guests scan a QR code and instantly upload to your shared album. No app downloads. No hassle.
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Explore Illinois Wedding Venues
Browse our guide to the best wedding venues across Illinois.
Wedding Photo Sharing in Illinois
Learn how to collect every guest photo at your Illinois wedding.
What Makes Getting Married in Illinois Unique
Illinois weddings are dominated by Chicago and divide between Lakefront and River North urban venues, North Shore suburban estates, and the increasingly popular wine country around Galena and the Shawnee National Forest in the south. Chicago union labor rules add a real cost premium of 18 to 22 percent on catering and bar service at most major venues, which couples should account for in budgets. The Morton Arboretum in Lisle, the Field Museum, and Galena's Eagle Ridge Resort offer three very different aesthetics. Illinois has a 1 day waiting period after the license is issued. Outside Chicago, prices drop quickly, and the Shawnee Hills wine trail has built a real downstate wedding scene.
Signature Illinois Wedding Angles
Illinois Wedding Season: What Locals Know
Illinois wedding season concentrates May through October. Chicago peak demand is from Memorial Day through Labor Day. September and early October weekends are the single most competitive booking event because of the temperate weather and active lake activity. December through March is workable indoors but outdoor logistics shut down across the state.
Illinois-Specific Wedding Questions
How does the Illinois marriage license waiting period actually work?
Illinois has a 1 day waiting period after license issuance before the ceremony can take place. The license fee is $60 in Cook County and varies by county elsewhere. The license is valid for 60 days and only valid in the county of issuance. Couples must apply in the county where they intend to marry, which is a critical detail when picking suburban Cook versus city of Chicago.
Why are Chicago wedding costs so different from suburban Illinois?
Chicago union labor rules require union catering, bar, and event staff at most major venues, which adds roughly 18 to 22 percent to the catering subtotal before gratuity. Suburban venues outside Cook County, including those in DuPage and Lake counties, run union-optional and meaningfully lower. The same wedding in Naperville often runs 20 to 30 percent below the equivalent Chicago Loop or Streeterville event.
Is Galena a real Illinois wedding destination?
Yes. Galena, in far northwest Illinois near the Mississippi River, has become a meaningful weekend destination thanks to Eagle Ridge Resort and a walkable historic downtown. Couples from Chicago and the Twin Cities use it as a 2 to 3 day wedding weekend that does not require flights. Peak fall weekends book 12 to 18 months in advance.
Popular Wedding Searches in Illinois
Wedding Guides for Other States
Disclaimer: This guide is for informational purposes only and is not legal advice. Marriage laws and requirements can change. Always verify current requirements with your local County Clerk in Illinois before making plans. Last reviewed: 2026.
Illinois Marriage & Wedding FAQ
Everything you need to know about our free tools and how they help your wedding day.
A marriage license in Illinois costs $60. You can apply at the County Clerk. No residency requirement, so out-of-state couples can apply as well.
Illinois has a 1 day waiting period after the marriage license is issued before the ceremony can take place. The license is valid for 60 days after issuance.
Ordained ministers, priests, rabbis, and leaders of any religious body. Judges of the circuit court, retired judges, and associate judges. County clerks can also perform civil ceremonies.
The minimum age to marry without parental consent in Illinois is 18. With parental consent, individuals as young as 16 may marry.
The most popular wedding seasons in Illinois are Summer and Fall. During these windows, top venues in regions like Chicago and Chicago Suburbs book out months in advance. Summer weddings offer long daylight hours but can bring heat, so make sure your venue has adequate shade or climate control.
The average wedding in Illinois costs $35,000 with an average guest count of 150. Summer and Fall are the most popular seasons for weddings in Illinois. Popular wedding regions include Chicago, Chicago Suburbs, Downstate Illinois.
Explore more free wedding tools
Everything you need to make your wedding day stress-free and unforgettable.
Seating Chart Planner
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Guest List Manager
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Timeline Builder
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Countdown Timer
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Wedding Checklist
Month-by-month planning checklist.
Alternative to Wedding Guest Book
15 creative alternatives guests actually enjoy.
Photo Sharing QR
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Cost Calculator
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