OCI Therapy 2026 5K 2026
- Date
- Saturday, October 3, 2026
- Start time
- 8:00 AM start (Chicago)
- Location
- Rochester, Illinois
- Entry fee
- From $30
- Included with entry
- Includes a shirt
- Fundraising
- Takes optional donations when you register
Registration is open.
We earn a small commission when you register through this link, at no cost to you. Details
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Events and entry fees
| Event | Distance | When | Entry fee | Cap |
|---|---|---|---|---|
| OCI Therapy 2026 5K | 5K | Oct 3, 20268:00 AM | $30$35 after Sep 27, 2026 | – |
Entry fees exclude processing fees. Prices and dates come from the race's registration page and refresh nightly.
Race day planning
Entry fee schedule
- $35 until Oct 3.
Online registration closes Oct 3, 2026, unless the race fills first.
How the price compares
At $30, entry is about 14 percent below a typical 5K in Illinois, which costs $35 right now.
What a typical finish looks like
A typical finisher at a 5K in Illinois runs 35:55, about 11:34 a mile, based on 426 races with published results. Women typically finish in 40:13 and men in 31:16.
Light and altitude
Sunrise on race morning is at about 6:54 AM, and the OCI Therapy 2026 5K starts at 8:00 AM. The start sits about 580 feet above sea level.
Fees exclude processing fees. Comparisons use current entry fees and published results from races nearby.
Start location and course
Rochester Community Park, Rochester, IL 62563
The pin marks the address the race lists, which is usually the start. The organizers have not shared a course map with us yet.
2025 results
All results (3 years)Aggregated from official results for OCI Therapy 2026 5K. Individual finisher names are not stored here.
How fast do you need to be at OCI Therapy 2026 5K?
In 2025, the fastest tenth finished in 24:19 or better, the top quarter in 26:50, and half the field in 34:53; the last tenth came in after 1:02:32.
| Age | Women | Men |
|---|---|---|
| Under 20 | 25:26 | 23:51 |
| 20-29 | 33:26 | 26:19 |
| 30-39 | 32:33 | 30:24 |
| 40-49 | 46:08 | n/a |
| 50-59 | n/a | 28:13 |
| 60-69 | 57:48 | n/a |
Groups with fewer than five finishers are left out. Awards vary by race; check the race's rules.
What would my time get me?
Where a finish time would have placed in 2025.
Finishers by year
Up 109 percent since 2023.
All events combined, from official results.
OCI Therapy 2026 5K 5K year by year
From 2023 to 2025, the field went from 43 to 90 finishers, and the median time dropped from 38:38 to 34:53.
| Year | Finishers | Median | Fastest tenth | Winner |
|---|---|---|---|---|
| 2025 | 90 (+45%) | 34:53 | under 24:19 | 20:28 |
| 2024 | 62 (+44%) | 47:42 | under 25:41 | 21:13 |
| 2023 | 43 | 38:38 | under 24:25 | 21:11 |
From each year's official results for the 5K; virtual options are left out.
How fast is it?
Faster than most Illinois 5Ks
The fastest quarter of the 2025 5K field finished under 26:50, against 28:26 in a typical Illinois 5K, so times here run 6 percent faster.
Compares the fastest quarter of each field, so walkers and first-timers do not skew it. It reflects the course and the field together: a flat course, cool weather, or a competitive crowd all make times faster.
Typical race-day weather
Around October 3 the day usually runs from 58°F at dawn to 75°F in the afternoon, with measurable rain on about 11% of days. Cold snaps dip to 44°F and hot years reach 86°F.
Based on 75 days within a week of the date over the last 5 years, from historical weather for the start area. Not a forecast.
Race details
- Where
- Rochester Community Park, Rochester, IL 62563Map
- Course
- Road
- Start elevation
- About 580 feet
- Included with entry
- T-Shirt
- Donations
- Accepted when you register
- Distances
- 5K
- Editions
- 2026 (Oct 3, 2026), 2025 (Oct 4, 2025), 2024 (Oct 12, 2024), 2023 (Sep 16, 2023)
Organize this race? Add details or a correction
Plan your race
Quick answers
- When is OCI Therapy 2026 5K?
- Saturday, October 3, 2026, starting at 8:00 AM.
- How much does it cost?
- Entry starts at $30 before processing fees.
- When does registration close?
- Online registration closes Oct 3, 2026, unless the race fills first.
- Is the entry fee high for Illinois?
- At $30, entry is about 14 percent below a typical 5K in Illinois, which costs $35 right now.
- Do runners get a shirt or medal?
- Entry includes a shirt, according to the race's registration page. Check it for sizes and whether kids' races get the same.
- Can I donate to a cause when I register?
- Yes. The registration form offers an optional donation, usually for the charity or nonprofit the race supports. The race's own page names the cause.
- What distances can I run?
- 5K.
- How big is it, and how fast?
- In 2025, 90 runners finished the OCI Therapy 2025 5K; the median finish was 34:53 and the winner ran 20:28.
- Is it a fast course?
- The fastest quarter of the 2025 5K field finished under 26:50, against 28:26 in a typical Illinois 5K, so times here run 6 percent faster.
- Where does it start?
- Rochester Community Park, Rochester, IL 62563.
From the organizers
Come join OCI Therapy and experience the thrill of a 5K race while supporting Midwest Mission at the Rochester Community Park!
On race day, join a vibrant community of participants, united in their commitment to make a positive impact on the lives of others. Exchange smiles and words of encouragement with fellow runners as you all approach the 8:00 am start time. Check-in will begin at 7:00 am by the Snack Bar/Pavilion.
Giveaways include a one of a kind OCI Therapy 5K t-shirt that commemorates your participation and support. Only those who register on or before 9/26 are guaranteed a t-shirt.