Nestled in the heart of the Italian Peninsula, San Marino is a landlocked microstate surrounded entirely by Italy. Its geographic coordinates are approximately 43.9424° N latitude and 12.4578° E longitude. Despite its small size, San Marino holds the distinction of being the world’s oldest surviving sovereign state and constitutional republic.



San Marino enjoys a Mediterranean climate characterized by hot, dry summers and mild, wet winters. The summers are typically sunny and warm, with temperatures averaging around 25°C (77°F). Winters are cooler, with temperatures averaging around 8°C (46°F). Rainfall is evenly distributed throughout the year, with occasional snowfall in the winter months.


Due to its rugged terrain and small size, San Marino has limited biodiversity compared to larger countries. However, the region is home to various species of birds, including kestrels, owls, and pheasants. The forests surrounding Mount Titano provide habitat for small mammals such as foxes, hedgehogs, and rabbits.

Longest Rivers

San Marino is not blessed with extensive river systems due to its mountainous terrain. The country’s small streams and rivers are primarily tributaries of the Marecchia River, which flows through the neighboring region of Emilia-Romagna in Italy.

Highest Mountains

Mount Titano, standing at an impressive height of 739 meters (2,425 feet) above sea level, is the highest peak in San Marino. This iconic mountain dominates the landscape and is crowned by the historic city of San Marino, the capital of the country.



The history of San Marino dates back to ancient times when the region was inhabited by various tribes and civilizations, including the Umbrians, Etruscans, and Romans. The legendary figure of Saint Marinus, a Christian stonecutter who sought refuge on Mount Titano in the 4th century AD, is credited with founding the Republic of San Marino.

Medieval Era

San Marino was officially established as a sovereign state in 301 AD when Saint Marinus founded a small community of Christians on Mount Titano. Over the centuries, the fledgling republic grew in size and stature, becoming a beacon of freedom and democracy in the region. Despite its small size, San Marino managed to maintain its independence and autonomy through strategic alliances and diplomatic relations with neighboring powers.

Modern Age

In the 19th century, San Marino faced numerous challenges as neighboring states sought to expand their territories. However, the republic managed to preserve its sovereignty through a combination of diplomatic negotiations and strategic alliances. Today, San Marino is recognized as one of the world’s oldest and smallest republics, with a rich cultural heritage and a strong commitment to democracy and human rights.



San Marino has a population of approximately 34,000 residents, making it one of the smallest countries in the world by population. Despite its small size, the country boasts a high standard of living and a strong sense of community.

Ethnicity and Language

The majority of the population in San Marino is ethnically Sammarinese, with Italian being the official language of the country. However, many residents also speak English and other languages due to the country’s thriving tourism industry.


Roman Catholicism is the predominant religion in San Marino, with the Catholic Church playing a central role in the cultural and social life of the country. The government of San Marino guarantees freedom of religion, and residents are free to practice their faith without persecution.

Administrative Divisions and Population

San Marino is divided into nine administrative divisions known as castelli. Each castello is further subdivided into neighborhoods or villages. The following is a list of San Marino’s administrative divisions along with their populations:

  1. San Marino – Population: 4,500
  2. Borgo Maggiore – Population: 7,000
  3. Serravalle – Population: 11,000
  4. Domagnano – Population: 3,000
  5. Faetano – Population: 1,500
  6. Fiorentino – Population: 2,000
  7. Acquaviva – Population: 2,000
  8. Chiesanuova – Population: 1,000
  9. Montegiardino – Population: 900

10 Largest Cities by Population

  1. Borgo Maggiore
  2. Serravalle
  3. Domagnano
  4. Fiorentino
  5. Acquaviva
  6. Chiesanuova
  7. Montegiardino
  8. City of San Marino
  9. Faetano
  10. San Giovanni

Education Systems

Free Education

Education in San Marino is free and compulsory for children between the ages of 6 and 16. The government provides funding for public schools, which offer primary and secondary education. There are also private schools and tertiary institutions, including the University of San Marino, which offers undergraduate and graduate programs in various fields.

Top Universities

The University of San Marino is the primary institution of higher education in the country, offering degree programs in law, economics, and the humanities. The university is committed to promoting academic excellence and research while preserving the cultural heritage of San Marino.



San Marino does not have its own airport. The closest international airports are located in neighboring Italy, including Federico Fellini International Airport in Rimini and Bologna Guglielmo Marconi Airport in Bologna. From these airports, visitors can easily travel to San Marino by car or bus.


San Marino is connected to the Italian road network by a series of well-maintained highways and roads. The main highway, known as the Strada Statale 72 (SS72), links San Marino to the city of Rimini on the Adriatic coast. Additionally, the country has a network of secondary roads that connect its various towns and villages.

Country Facts

  • Population: 34,000
  • Capital: City of San Marino
  • Official Language: Italian
  • Religion: Roman Catholicism
  • Race: Sammarinese
  • Currency: Euro (EUR)
  • ISO Country Code: SM
  • International Calling Code: +378
  • Top-Level Domain: .sm