Ranked by the OnlyBeaches Index (OBI) — a 1-10 score blending water purity, conditions, crowd levels and vibe. Updated every 30 minutes.
Cape Kasatka Beach
Rugged cape-side Pacific beach near Kasatka Bay, valuable for dramatic volcanic coastline coverage.
Cape Toni Beach
Remote eastern cape beach with strong wild-coast value and likely omission from generic travel datasets.
Cape Toni Cove Beach
Small remote cove near Cape Toni, useful for expedition-style coastal discovery on eastern Iturup.
Eastern Iturup Surf Beach
Open Pacific beach stretch with surf exposure and remote coastal value, not a duplicate of Kasatka Bay.
Pacific Iturup Black Sand Beach
Remote black-sand Pacific shoreline that represents eastern Iturup’s open-ocean beach character.
Iturup Island sits in Sakhalin Oblast, Russia and is home to 5 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 Iturup Island or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.
