Population and Demographics of San Marino
Population declining at 0.45% in 2024 · 22.41% aged 65 or older
San Marino's fertility estimate is 1.2 children per woman, alongside an under-15 share of 12.26% and a 65-plus share of 22.41%. The longer record adds perspective: the population changed by +25.4% between 2000 and 2024. Under the UN medium scenario, the 2050 total is 33.7 thousand, a 0.3% increase from 2024.
Population Over Time in San Marino
A longer view puts San Marino at 0.027M in 2000 and 0.034M in 2024. That works out to a 25.3% gain. For 2050, the medium projection is 0.034M. That is a difference of about 0.00 million people from the 2024 estimate. The chart connects dated reference points only and should not be read as an annual interpolated series.
Age Structure and Sex Balance
San Marino's demographic structure is older when the 2024 population is divided into the three broad age groups. At 22.41%, the 65-and-older group is larger than the 12.26% share under 15, with 65.33% aged 15 to 64. Older adults outnumber children in these broad age bands.
Population by broad age group
The 2024 World Bank sex-share indicator gives San Marino a female share of 50.8% and a male share of 49.2%. Females exceed males by 1.6 percentage points.
Female and male population share
Females made up 50.8% of the population in the World Bank's 2024 series, compared with 49.2% males.
What Is Shaping Population Change
San Marino's demographic indicators put annual change at -0.45% and fertility at 1.2, as the working-age group accounts for 65.33% of the population.
Looking back to 2000, San Marino's 2024 population represents a +25.4% change, followed by +0.3% projected change from 2024 to 2050; the figures describe direction, not a causal split between migration and natural change.
2024 estimate for San Marino. The world comparison value is 2.25 children per woman.
San Marino vs. World
The comparison puts San Marino's -0.45% annual change beside a world rate of +0.87%, a fertility rate of 1.2 beside 2.25, and a median age of 48 years beside 30.6 globally.
| Indicator | San Marino | World | Year |
|---|---|---|---|
| Annual population change | -0.45% | +0.87% | 2024 |
| Total fertility rate | 1.2 | 2.25 | 2024 |
| Median age | 48 | 30.6 | 2024 |
This comparison avoids mixed-year arithmetic by keeping San Marino and the world on the same 2024 harmonized demographic table.
Key Takeaways
At 0.034M, the 2024 population is paired with an annual change rate of -0.45%.
Age structure is a key feature of the profile: 12.26% are under 15 and 22.41% are 65 or older.
The 2024 female and male shares are 50.8% and 49.2% respectively.
By 2050, the medium projection is 0.034M, differing from 2024 by roughly 0.00 million people.
Frequently Asked Questions
What is the population of San Marino?
The 2024 harmonized population estimate for San Marino is 33,581 people.
Is the population of San Marino growing or declining?
In the 2024 estimate, San Marino's population is declining, with annual change of -0.45%.
What percentage of the population of San Marino is aged 65 or older?
People aged 65 or older account for 22.41% of San Marino's 2024 population in the UN WPP-based broad age data.
What is the projected population of San Marino in 2050?
The UN World Population Prospects 2024 medium projection puts San Marino's 2050 population at 33,696.
What is the fertility rate in San Marino?
The 2024 harmonized fertility estimate for San Marino is 1.2 children per woman.
Sources & methodology
This profile uses United Nations World Population Prospects 2024 as the primary framework for globally comparable population, age, fertility and projection data. The World Bank is the primary source for the female population share. Some country values were accessed through secondary retrieval interfaces that republish or organize UN data; those interfaces are identified below as secondary and are not treated as the original statistical publishers.
View sources used for this page
Primary global framework for the population estimates and projections.
Harmonized 2024 country table based on UN World Population Prospects 2024.
Harmonized broad age shares based on UN World Population Prospects 2024.
Harmonized reference for the 2000 population point.
Harmonized 2050 country projection based on UN World Population Prospects 2024.
Used for the 2024 female share; the male share is calculated as the remainder to 100%.