Spain is 31% larger than Montana (USA).
Area: 492,175 km2 INE
Population: 43,731,572 (1 Jan 2013) INE
Spain, officially the Kingdom of Spain, is a sovereign state and a member state of the European Union. It is located on the Iberian Peninsula in southwestern Europe. Wikipedia
Area: 376,962 km2 US Census
Population: 1,015,165 (July 2013) US Census
Montana is a state in the Western United States. The state's name is derived from the Spanish word montaña. Wikipedia