IRONMAN Maryland, Cambridge, Maryland, USA
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IRONMAN Maryland 2026

Cambridge, Maryland, USA
19 September 2026 Triathlon Full (iron distance) Flattest US fullTidal swimPB course

One of the flattest full distances anywhere. A tidal Choptank River swim, two laps through the Blackwater wildlife refuge, and a three-lap run through Cambridge.

Terrain
Road
Flat Eastern Shore wetlands
Elevation
Flat
152m gain · Under 500ft across the whole bike
Swim
River
Choptank River, brackish tidal water
Wetsuit
Wetsuit-legal
usually 21-23°C
Region
Maryland
Cambridge, Maryland, USA
Your runway

5 weeks to race day: the sharpening window

A full build no longer fits, but a sharp one does. This close in, the job is specificity and freshness: race-pace touches, open-water or brick rehearsal, and a taper your nervous system actually absorbs. No heroics; arrive fresh.

R
Recover
Fix the nervous system first. Sleep, HRV, and the noise out.
A
Align
Fit the plan to your actual life, not the one you wish you had.
C
Condition
Minimum effective dose. The right sessions, done fresh.
E
Execute
Race-week protocol, pacing, contingency. Nothing new on race day.

Building for this one? Ironman training plan covers the sessions, the weekly shape and how the block is paced. The R.A.C.E. Framework explains why it is built that way.

Road to Race

Start my Road to IRONMAN Maryland.

Commit to the date and the work gets a shape: your countdown starts, the emails arrive in step with your build, and the app anchors a recovery-led block so the final week lands exactly on race day.

One confirmation email, then the road begins. Registering for the race itself stays with the organiser.

Already have the app, or want it? The app takes this race and builds the block around it.
Abraham Spring, founder of Unbroken

“Under 500 feet of climbing in 112 miles means there is nowhere to hide and nowhere to freewheel. This is a race about holding one position and one number for five hours, and the wind across the marshland is the only variable.”

Abraham Spring: founder, Unbroken

The race

Maryland is where American athletes go for a flat course and a Kona slot. The swim is in the brackish tidal Choptank, which makes it a race against the current rather than the clock on the outbound leg. The bike is two laps through Dorchester County and the Blackwater National Wildlife Refuge with under 500 feet of climbing in the whole 112 miles, which is genuinely rare. What replaces the climbing is wind: the course crosses open marshland and there is nothing to shelter behind. The run is three flat laps through Cambridge, past Annie Oakley's old house and down the brick of High Street.

The course

No course maps for this race. IRONMAN publishes no downloadable route for any leg of this race, only a live tracker that runs on race day, so there is nothing to draw a course map from. Everything below comes from the official course page, checked on the date at the foot of this section.

Swim2.4 mi 3.8 km
2 laps

Tidal water, and in 2026 the swim runs on the outgoing tide: slightly against you on the way out, slightly with you coming back in. Sight for the current rather than the buoy or you will drift. The exit is at the historic Long Wharf.

Bike112 mi 180.2 km
2 laps152m gain

Two non-technical laps into rural Dorchester County and through the Blackwater National Wildlife Refuge. Under 500 feet of climbing across the whole leg, so it is as flat as full distance racing gets. Not a closed course, so stay alert.

Run26.2 mi 42.2 km
3 laps

Three out-and-back laps along the Choptank and into downtown Cambridge, including the brick-paved High Street, with the turnaround on Poplar Street where the crowd gathers.

Typical race day15–27°C air · 22°C water

Not yet confirmed for this edition: transition locations, cut-off times, water temperature history. We publish these only once they are on the official course page, so check there before you pace off anything here.

Course details verified against the official IRONMAN Maryland course page on 14 August 2026. Courses change; the official page is always the last word.

Questions, answered

When is IRONMAN Maryland 2026?

IRONMAN Maryland takes place on 19 September 2026.

What distances can I race at IRONMAN Maryland?

Full (iron distance). Pick the distance that fits your training runway, not your ego: the right distance is the one you can arrive at fresh.

How hard is the course?

Road terrain, flat profile with around 152m of climbing. Under 500ft across the whole bike

What is the swim like?

Choptank River, brackish tidal water. Wetsuit-legal, usually 21-23°C. Practise open water before race week, not during it.

How long do I need to train for it?

Race day is 19 September 2026. For the full distance, a proper recovery-led build wants about 20 weeks, which means starting around 2 May 2026. Later starts still work: the block compresses honestly rather than pretending, and it always anchors to the exact race date.

How do I enter?

Entries are handled by the organiser. Use the Register button above: it goes straight to the official site.

Read before you race

Training for an Ironman From Your Spare Room

Almost all of it can be done indoors, and for a working parent that is not a compromise. There is one part that cannot, and it is not the one you would guess.

Preparing a Body for 140.6 Miles

Your aerobic system will be ready months before your body is. Four structures decide whether you finish comfortably, and only one of them is trained by swimming, cycling or running.

Fuelling an Ironman Without Wrecking Your Stomach

The single most common reason people have a bad day. What to eat, how much, when, and the mistake that ruins more races than under-eating does.

Photograph of Cambridge, Maryland, USA: Bronzeage10, CC BY 4.0, via Wikimedia Commons. Not official race photography.

This listing is for information only. Unbroken is not affiliated with, endorsed by, or sponsored by IRONMAN Maryland or its organiser. Details are based on publicly available information; names are used descriptively to identify the event. For accurate, up-to-date information and to enter, always use the official event website.

Start my Road Register