Explore Singapore - A Nation of 5453600 People. Singapore (SG) is a diverse and thriving country spanning 716 km² (276 sq mi). With a population density of 7617 people per km², it offers a unique blend of cultural heritage, economic opportunities, and breathtaking landscapes. Whether you're interested in tourism, business, or history, Singapore stands out as a global destination. Stay informed about Singapore’s geographic insights, demographic trends, and more. Discover why Singapore is a key player on the world stage today!