The beaches of Sifnos are ideal for all tastes. In several places of the island there are pebble beaches, organized, as well as isolated ones, rocky shores. Most of them are accessible by road, while some can be reached through footpaths or by sea. The most famous ones, worth visiting, are the following:
- Kamares, the port of Sifnos, 5 km from Apollonia, sandy with reeds and dunes, awarded every year the Blue Flag of EU by the FEE (Foundation for Environmental Education). From Kamares you can take hikes to the sanctuary of the Nymphs, Mavri Spilia (Black Cave), a mining beach, up to Agios Simeon with one of the most beautiful sunsets on the island.
- Platys Gialos, another sandy beach, the largest and most popular one, is also awarded the Blue Flag each year, fulfilling the strict criteria of the EU program (water quality, environmental information & education, environmental management, safety & services). With a jetty suitable for recreational boat, with many attractions (ancient towers). The visitor has access to taverns, bars and mini markets. Opposite is the island of Kitriani, with the unique building of the chapel of homonymous Panagia, the oldest of the island (11th - 10th century BC).
- Vathi is located west of the island, 10 km from Apollonia. It is considered to be one of the most beautiful sandy beaches, with incredible tranquility, taverns literally on the sea, with many restaurants and pottery at the northern end of the bay.
The archaeological excavation has brought to light prehistoric settlements and graves. Many hiking routes start towards Fykiada and Platys Gialos, to the east, on the beach, there is the 16th century Taxiarches chapel.
- Faros, a picturesque fishing village and port, 7 km from Apollonia, was the 1st port of Sifnos until 1883 and was named after the ancient tower built on the beach. There are 3 sandy beaches in series. The beach of Glyfos was named after the sweet water that existed from ancient times until nowadays. A beautiful paved promenade, illuminated at night, leads to Apokofto and Chrysopigi, across which, one can see the ancient mines of the island. Next to Faros, on the left is Fasolou, with light vegetation, cool blue waters and absolute tranquility. The hiking that starts from there leads to the acropolis, the hill of Agios Andreas and the Castle.
- Chrysopigi is one of the most popular places of the island, on the cape of which there is the homonymous monastery of Panagia dating back to 1523, a patron saint and protector of the island celebrating on the Ascension day, attracting hundreds of pilgrims every year. The rocks are the favorite base of many swimmers, while on the east there is the sandy beach of Apokofto, with restaurants literally on the sea and in the west, the Saoures, a small pebble beach.
- Heronisos, at the northernmost point of the island, 15 km from Apollonia, is a picturesque fishing village with a small sandy beach, the church of Agios Georgios and remnants of the ancient tower.
- Eptamatertires, a rocky coast in the east of the island, known for the famous chapel on the rock, overlooking the sea and ideal for those who prefer the rocks. There is also an ancient path leading to Panagia Poulati, also a rocky coast.