Chicago Shamrock Shuffle
Chicago Shamrock Shuffle is listed for March 21, 2027 in Illinois, United States. Distances: Ultra Marathon, Road Running 4.97 mi.
Race day
21
Mar 2027
Chicago Shamrock Shuffle is listed for March 21, 2027 in Illinois, United States. Distances: Ultra Marathon, Road Running 4.97 mi.
Provenance ledger
Every fact, and where it came from
| Field | Value | Source | Updated |
|---|---|---|---|
| Date | Sunday 21 March 2027Finishers · 23 May 2026 | Finishers | 23 May 2026 |
| Start time | Not confirmedCheck the official source | Check the official source | - |
| Distances | Ultra Marathon · Road Running 4.97 miFinishers · 23 May 2026 | Finishers | 23 May 2026 |
| Location | Illinois, United StatesFinishers · 23 May 2026 | Finishers | 23 May 2026 |
| Start area | Chicago, Illinois, United StatesConfirm the exact start with the organizerFinishers · 23 May 2026 | Finishers | 23 May 2026 |
| Entry price | Not confirmedCheck the official source | Check the official source | - |
| Course | RoadFinishers · 23 May 2026 | Finishers | 23 May 2026 |
| Official website | finishers.comOrganizer · 23 May 2026 | Organizer | 23 May 2026 |
| Listing | Verified listingSunday Marathon review · 23 May 2026 | Sunday Marathon review | 23 May 2026 |
Source is where this listing’s facts came from. Where a field could not be confirmed we leave it blank rather than guess.
Report a correctionAbout this race
Chicago Shamrock Shuffle is listed by Finishers for ultra marathon on 2027-03-21 in Chicago, Illinois, United States. Confirm current race details with the linked registration or source page.
Is this race a fit?
These notes are generated from listed Sunday Marathon race facts. They are meant for shortlisting and planning, not as a replacement for official organizer instructions.
Best For
Runners comparing road race options
Chicago Shamrock Shuffle belongs on the shortlist when you are comparing Ultra Marathon, Road Running 4.97 mi options around Illinois, United States and want the key date, location, registration, and course facts in one place.
Watch For
Confirm entry details before paying
A registration path is listed; review entry rules, refund terms, and transfer policies before paying.
Decision Signal
Good choice only after source confirmation
Chicago Shamrock Shuffle should be evaluated as a full race-weekend choice in Illinois, United States, not only as a date on a calendar. Start with road surface.
- Date And Schedule
Chicago Shamrock Shuffle is currently listed for March 21, 2027, which makes the March planning window important for training and travel. Recheck official timing before race week.
- Location Base
Plan around Illinois, United States, then verify the exact start area, finish area, packet pickup, and post-race exit route before booking non-refundable travel.
- Course Fit
Listed course signals include road surface. Use them to compare effort, pacing risk, and training fit before relying on the race for a specific goal.
- Entry Readiness
A registration path is listed; review entry rules, refund terms, and transfer policies before paying.
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