Sierra Blanca Estates Marbella Half Marathon 2025-09-28 5K; 21.097K Marbella / Spain Visit Event Website → About This Event Location Marbella Country Spain Date 2025-09-28 Distances 5K; 21.097K Why This Event Mediterranean coastal half marathon passing luxury Puerto Banús marina with Sierra Blanca mountain backdrop, includes 3x7 relay option. More Runs in Spain View all runs in Spain