

# Event Details

- **Event Name**: 370 Lakeside Triathlon
- **Event Start and End Date**: Sun, 23 Aug, 2026 at 06:45 am (-05:00)
- **Event Description**: Join us for the 5th annual USA Triathlon sanctioned 370 Lakeside Triathlon! This race begins with a beautiful beach start at 370 Lakeside Park. Enjoy the lake swim, scenic fast bike course on the country roads of St. Charles County and finish your race with a run on the flat park trails. We offer a variety of race options from a 5k run, super sprint or sprint for newbies, up to half distance!

​MANY race options to choose from:
5K Run/Walk

Super Sprint Triathlon
300m swim / 23k bike / 2 mile run

Sprint Triathlon
750m swim / 23k bike / 5k run

Sprint Collegiate Triathlon
750m swim / 23k bike / 5k run

Sprint High School Triathlon
750m swim / 23k bike / 5k run

Sprint Aquabike
​750m swim / 23k bike

Sprint Duathlon
2 mile run / 23k bike / 5k run

*NEW* - Sprint Aquathlon
750m swim / 5k run

Sprint Relay​​
750m swim / 23k bike / 5k run

Sprint Paratriathlon
750m swim / 23km bike / 5km run 

Sprint Paratriathlon Relay
750m swim / 23km bike / 5km run 

Olympic Triathlon
​​1.5k swim / 40k bike / 10k run

Olympic Aquabike
1.5k swim / 40k bike

Olympic Duathlon​​
5k run / 40k bike / 10k run

*NEW* - Olympic Aquathlon
1.5k swim / 10k run

Olympic Relay​​
1.5k swim / 40k bike / 10k run

Half Triathlon
​​1.2 mile swim / 56 mile bike /13.1 mile run

Half Aquabike​​
1.2 mile swim / 56 mile bike 

Half Duathlon​​
5k Run / 56 mile bike / 13.1 mile run

*NEW* - Half Aquathlon
1.2 mile swim / 13.1 mile run

Half Relay
​​1.2 mile swim / 56 mile bike /13.1 mile run

REGISTER, find more info, agenda, maps, updates, etc:
https://www.mseracing.com/370-lakeside-triathlon
- **Event URL**: https://allevents.in/st-charles/370-lakeside-triathlon/200028862870449
- **Event Categories**: marathons, sports, cycling, workshops, trips-adventures
- **Interested Audience**: 
  - total_interested_count: 628

## Ticket Details

- **Ticket URL**: http://facebook.com/200028862870449?utm_source=AllEvents.in&utm_medium=event-discovery-platform&utm_campaign=st+charles-events

## Event venue details

- **city**: St Charles
- **state**: MO
- **country**: United States
- **location**: Lakeside Park Dr, St Charles, MO 63301, United States
- **lat**: 38.81797
- **long**: -90.56132
- **full address**: Lakeside Park Dr, St Charles, MO 63301, United States

## Event Organizer details

- **affiliate_id**: 2
- **organizer**: MSE Racing (https://allevents.in/org/mse-racing/9298012)

## Event gallery

- **Alt text**: banner
  - **Image URL**: https://cdn-az.allevents.in/events1/banners/5b0d9157537d1bf83be29a4e00aa33efae62d2d7ab77de4f62d650cd038ba592-rimg-w1200-h636-dcaaa8a6-gmir?v=1773795706
- **Alt text**: thumbnail
  - **Image URL**: https://cdn-az.allevents.in/events1/banners/82319d7506e17253c0318ca5aae5b83fc00d1cc8f3afbf346cad15b3cd0faa7a-rimg-w300-h300-dca9a8a6-gmir?v=1772951065

## FAQs

- **Q**: When is the event happening?
  - **A:** Sun, 23 Aug, 2026 at 06:45 am (-05:00)
- **Q**: Where is the event happening?
  - **A:** Lakeside Park Dr, St Charles, MO 63301, United States
- **Q**: Who is organizing the event?
  - **A:** MSE Racing
- **Q**: What type of event is this?
  - **A:** marathons, sports, cycling, workshops, trips-adventures
- **Q**: Where can I find ticket details about 370 Lakeside Triathlon ?
  - **A:** You can find ticket details about this event on AllEvents.

## Structured Data (JSON-LD)

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        "startDate": "2026-08-23T06:45:00-05:00",
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        "description": "Join us for the 5th annual USA Triathlon sanctioned 370 Lakeside Triathlon! This race begins with a beautiful beach start at 370 Lakeside Park. Enjoy the lake swim, scenic fast bike course on the country roads of St. Charles County and finish your race with a run on the flat park trails. We offer a",
        "organizer": [
            {
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                "name": "MSE Racing",
                "url": "https://allevents.in/org/mse-racing/9298012",
                "description": "MSE Racing produces triathlon, running, and gravel bike events. We welcome athletes of all levels! "
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]
```