Curated guide · Kos
9 verified sandy beaches, ranked with Blue Flag certifications first.
Curated by the Beach Atlas team · Updated July 2026
Sandy beaches in Kos are the ones most travelers picture when they imagine a Greek beach holiday: fine golden or white sand, gradual shallow entries, comfortable underfoot without water shoes, and easy to set up an umbrella and towel. Compared to pebble or mixed-surface beaches, they suit families with young children, anyone with mobility considerations, and visitors who prefer to swim from shore rather than off rocks.
Below are the sandy-classified beaches we've verified in Kos. Surface type is one of the most-asked questions before booking, so we keep this filter strict: only beaches whose primary surface is sand are included — mixed sand-and-pebble beaches appear under a separate filter. See the full beach inventory for Kos for the complete list across all surface types.
Showing #1 – #9 of 9 ranked beaches
Best for: soft sand underfoot, organized setup, family-friendly
Mastichari Bay stretches along the north coast of Kos, just west of the village of Mastichari. The beach is a broad sweep of sand, with shallow, clear water that shelves gently – ideal for children and paddling.
Best for: soft sand underfoot, organized setup, family-friendly
Agios Stefanos Bay sits on the southwest coast of Kos, a short drive from the village of Agios Stefanos and about 5 km from the town of Kardamena. The beach is a long, sandy stretch with shallow, moderately exposed water that is usually calm in the morning but can pick up a breeze in the afternoon.
Best for: soft sand underfoot, calm shallow water, organized setup
Marmari Beach runs along the north coast of Kos, a couple of kilometres west of the village of Marmari itself. It's a broad, flat stretch of fine sand, shelving very gently into calm, shallow water – ideal for paddling and safe swimming.
Best for: soft sand underfoot, organized setup, family-friendly
Paradise Beach stretches along the south coast of Kos, a few kilometres west of Kefalos. It's a broad, sandy beach with gradually deepening water and moderate waves, making it popular with families and swimmers.
Best for: soft sand underfoot
Flamingo Beach lies on the southern coast of Kos, roughly midway between the resorts of Kardamena and Kefalos. The shoreline is sandy, with moderate wave exposure, and the beach is backed by low dunes and scrub, giving it a natural, unspoiled feel.
Best for: soft sand underfoot, calm shallow water
Helona Beach sits on the southeastern coast of Kos, roughly midway between Kardamena and Kefalos. It is a broad, sandy stretch with calm, shallow water—well suited for families with small children. The beach is backed by low scrub and a few tamarisk trees, providing limited natural shade.
Best for: soft sand underfoot
On the north coast of Kos, near the village of Lagada, this beach sits along a stretch of shoreline that is mostly undeveloped. The coast here is low-lying, with scrubby vegetation backing the sand and a gentle slope into the sea.
Best for: soft sand underfoot, calm shallow water
On the south coast of Kos, a short distance west of Kardamena, this sandy beach stretches along a relatively quiet stretch of coastline. The water here is calm, sheltered from the prevailing northerly winds, making it good for paddling and swimming.
Best for: soft sand underfoot, beach bar on site
Therma Beach sits on the southeastern coast of Kos, just below the village of the same name. Its dark, volcanic sand stretches along a modest bay with moderate wave action. The water is notably warm in places, thanks to natural hot springs that seep into the sea.
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