Total current population for San Marino in 2025 is 33,583, a 0.09% decline from 2024.
Total population for San Marino in 2024 was 33,614, a 0.08% decline from 2023.
Total population for San Marino in 2023 was 33,642, a 0.05% decline from 2022.
Total population for San Marino in 2022 was 33,660, a 0.25% decline from 2021.
Total population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship. The values shown are midyear estimates.