The closest beach to Kassandrinó (Kassandra) is Kryopigi Beach, just 4.5 km away. Within 15 km there are 16 beaches; below are the 12 closest to Kassandrinó, ordered by distance. Photos, map, reviews.
4.5 km from Kassandrinó

6.7 km from Kassandrinó

7.0 km from Kassandrinó

7.1 km from Kassandrinó

7.3 km from Kassandrinó

8.2 km from Kassandrinó

8.7 km from Kassandrinó

9.2 km from Kassandrinó

9.3 km from Kassandrinó

9.4 km from Kassandrinó

9.7 km from Kassandrinó

10.0 km from Kassandrinó

Kryopigi Beach, just 4.5 km from Kassandrinó. The rest are listed below, ordered by distance.
Within 15 km of Kassandrinó there are 16 beaches, with 25 across Kassandra in total.
Based on user reviews: Kallithea (★4.7), Poseidi (★4.7), Kryopigi Beach (★4.4).
The beaches are spread out around Kassandrinó. A car makes exploring much easier — local buses and taxis are limited outside peak season.
Kassandrinó is on the Kassandra side of Halkidiki, in northern Greece. The nearest airport is Thessaloniki (SKG); from there a car is the most convenient way to reach the Kassandra villages.