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 0.73% decline from 2023.
Total population for San Marino in 2023 was 33,860, a 0.31% increase from 2022.
Total population for San Marino in 2022 was 33,755, a 1.45% 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. The full historical dataset is available for download here: Population of San Marino | Historical Data | 1950 - 2025.