City Guides: Spiders Across Spain
Spain has 1,700+ spider species but only two are medically significant: the Mediterranean recluse and European black widow. Most house spiders are beneficial, consuming cockroaches, mosquitoes and flies. Zero spider-bite fatalities have been recorded in modern Spanish medical literature.
Risk level, season window and prevention priorities vary with local climate. Pick your city below for a local guide, or start with the complete spider guide for Spain.
Peak activity months