Best beaches in St. Martins

2 ranked beaches in St. Martins, New Brunswick

Ranked by the OnlyBeaches Index (OBI) — a 1-10 score blending water purity, conditions, crowd levels and vibe. Updated every 30 minutes.

All beaches in St. Martins

1
MacDonald Beach

Endless Beaches. Endless Vibes.

32,000+ beaches scored live by ocean data — every wave, every weekend.

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Quieter alternative near sea caves with fewer visitors

7.0

St. Martins Sea Caves Beach

Iconic Bay of Fundy caves and dramatic tides create a unique coastal experience

7.0

What makes St. Martins's beaches stand out?

St. Martins sits in New Brunswick, Canada and is home to 2 ranked beaches on OnlyBeaches. Every beach here is scored by the OnlyBeaches Index — a 1-10 metric blending water purity, live conditions (waves, water temperature, wind), crowd intelligence and vibe.

Whether you're after the highest-scoring beach in St. Martins or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.