Lake— Mexico

XVIII Maratón Aguas Abiertas Bacalar 2026

Feb 15, 2026
Last edition date
Distances from 250m to 10km

At a glance

Last edition date
February 15, 2026
Distances
250 m · 1.3 km · 2.5 km · 5 km · 7.5 km · 10 km
Where
Lake · Balneario Municipal Aserradero, Bacalar, Quintana Roo, Mexico
Entry fee
2900 MXN
Registration
masnatacion.com
Historical race — no upcoming edition announced

About the race

The Bacalar Open Water Marathon is widely recognized as the premier open water event in the country, set in a location often described as a paradise for visitors. Swim and enjoy the waters of the Bacalar lagoon alongside fellow enthusiasts who return to experience it year after year.

The 'Pueblo Mágico' of Bacalar is situated beside a stunning lagoon of seven shades of blue, offering the ideal setting for diving, swimming, and snorkeling. The main attraction is its massive lagoon, which stretches over 50 kilometers in length with crystal-clear waters and white sand, making it the finest venue in the country for hosting swimming competitions.

Course

250 m

Around buoys placed near the pier.

1.3 km

Crossing to the Canal del Pirata. Start from the canal, floating finish line next to the Balneario Municipal pier.

2.5 km

Flag-shaped circuit. Start and finish next to the Balneario Municipal pier.

5 km

Flag-shaped circuit. Start and finish next to the Balneario Municipal pier.

7.5 km

Flag-shaped circuit. Start and finish next to the Balneario Municipal pier.

10 km

Flag-shaped circuit. Start and finish next to the Balneario Municipal pier.

Awards

Participation medal for every finisher. Trophy for the top 3 places in each race, category, and gender. Trophy for the champion, runner-up, and third-place team based on the number of registered participants as a team promoting open water swimming.

Aid stations

Hydration available in the recovery area.

How to get there

Suggested lodging: Hotel Circulo Azul, Hotel America, Zayali Guest House, Hotel Casamadrid, Hotel Baawe.

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XVIII Maratón Aguas Abiertas Bacalar 2026

Frequently asked questions

When was the last edition of XVIII Maratón Aguas Abiertas Bacalar 2026?
The last edition of XVIII Maratón Aguas Abiertas Bacalar 2026 took place on February 15, 2026.
What distances does XVIII Maratón Aguas Abiertas Bacalar 2026 offer?
XVIII Maratón Aguas Abiertas Bacalar 2026 offers 250 m, 1.3 km, 2.5 km, 5 km, 7.5 km, and 10 km.
How much is the entry fee for XVIII Maratón Aguas Abiertas Bacalar 2026?
The entry fee is 2900 MXN.
Where does XVIII Maratón Aguas Abiertas Bacalar 2026 take place?
XVIII Maratón Aguas Abiertas Bacalar 2026 is a lake swim. Location: Balneario Municipal Aserradero, Bacalar, Quintana Roo, Mexico.
How do I register for XVIII Maratón Aguas Abiertas Bacalar 2026?
The reference page for registering for XVIII Maratón Aguas Abiertas Bacalar 2026 is https://www.masnatacion.com/.

Where to stay

Bacalar offers a unique selection of lodging, ranging from charming 'eco-chic' boutique hotels and private villas perched directly over the lagoon with private deck access, to cozy family-run guesthouses in the town center. You will also find serene glamping sites and small hostels perfect for athletes. Prices typically range from 70€ to 200€ per night, depending on proximity to the waterfront and the level of luxury. It is highly recommended to book early, as the town's intimate size means the best spots fill up fast for race weekend.

Things to do nearby

Bacalar is an adventurer’s playground. Beyond the swim, you can paddle through the lagoon on a kayak or SUP to reach the famous Cenote Azul, a massive sinkhole with deep indigo waters. Explore the historic Fort of San Felipe for a dose of pirate history, or take a short trip to the nearby Mayan ruins of Kohunlich. For a culinary treat, sample authentic Yucatecan cuisine at the local market, or enjoy a sunset dinner at one of the many restaurants overlooking the water. It is the perfect place to disconnect.

Swimmers

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