
From the Organizer
Steelman Racing Endless Summer Swim will be held on September 20th, 2026, at the Tohickon Boat Launch at Nockamixon State Park. This is the third and final race of the Steelman Racing Open Water Swim Series, and is the perfect way to end your summer swimming season in a fun and challenging race environment. Swimmers will be taking the plunge and enjoying the calm, clear waters at Nockamixon State Park as they skim through the water in the1, 2 ,or 3 mile course options. Awards are presented to the top overall male/female, top overall male/female/ co-ed relays, and three deep-in-age divisions from 13 – 80 years old. After the race, all athletes will be treated to an awesome post-race party with tons of food and music. This race has it all so don’t miss out on the Steelman Racing Endless Summer Swim.
Events
Weather
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
75°
Typical Low
52°
Chance of Rain
31%
Based on US Climate Normals data from Sellersville, 6 mi from the venue.
Host City
Population
9,298
as of 2023
Elevation
510 ft
Nearest Airport
ABE
Lehigh Valley International Airport · 15 mi
Major Hub
PHL
Philadelphia International Airport · 40 mi
Time Zone
Eastern Time
From Endurance Grid
A small town race. Lodging near the start could be limited, so book early.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at Steelman Racing Endless Summer Swim - 9/20/2026, put it on the calendar, and turn “someday” into a start date.
104
Days to train
Coming Up
Delaware SwimFest
59 miles away
Open Water Swims at Autumn Lake
57 miles away
Steelman Racing Nockamixon Swim Challenge - June 28,2026
Less than a mile away
Medford SwimFest #2
49 miles away
From Endurance Grid
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
Swimming events drop you into something that demands navigation, feel, and focus all at once. It's a sport that rewards the quietly competitive — the ones who do the work in the water before anyone's watching.
Open water races from 1 mile to marathon distance. Just you, the water, and whatever you've got left.
Frequently Asked Questions (FAQs)
Steelman Racing Endless Summer Swim - 9/20/2026
Sep 20, 2026