Spain Population 2024 Growth Rate By Year. As of the first half of 2023, spain’s population has reached 47,936,043, marking an increase of 321,009 individuals from the previous period. Spain’s recent floods, which killed more than 200 people, will trim as much as 20 basis points off the expected economic growth.

The population of spain is estimated to be 46.7 million in 2023 using united nations estimates. United nations projections are also included through the year 2100.