Unveiling the Magnitude: Exploring the Size of St. Thomas Island

St Thomas property management

Geographic Location

Where is St. Thomas Island located?

St. Thomas Island is situated in the Caribbean Sea, forming part of the United States Virgin Islands (USVI). Geographically, it lies to the east of Puerto Rico and is one of the three main islands in the USVI, alongside St. John and St. Croix. Its coordinates are approximately 18.34° N latitude and 64.93° W longitude.

Surrounding geography and neighboring islands

Surrounded by the azure waters of the Caribbean, St. Thomas Island is flanked by other picturesque islands. To the north lies the neighboring island of St. John, known for its stunning national park and pristine beaches. To the south is the larger island of St. Croix, offering a diverse cultural experience and historical sites. The British Virgin Islands are located to the east, adding to the scenic beauty of the region.

Physical Dimensions

Land Area

St. Thomas Island spans approximately 31 square miles (80 square kilometers) in total land area. While not one of the largest islands in the Caribbean, it boasts diverse landscapes, including lush hillsides, sandy beaches, and rocky cliffs. Despite its relatively compact size, St. Thomas offers a wealth of natural beauty and outdoor recreational opportunities.

Coastal Length

The coastline of St. Thomas Island stretches for approximately 43 miles (69 kilometers). This extensive coastline is characterized by numerous bays, coves, and peninsulas, contributing to its popularity among boaters, snorkelers, and beach enthusiasts. Notable beaches such as Magens Bay, Lindquist Beach, and Sapphire Beach dot the island’s shoreline, each offering its own unique charm and amenities.

Population Density

Total population of St. Thomas Island

As of the latest census data, St. Thomas Island is home to approximately 51,000 residents. The population is diverse, comprising individuals of various ethnicities, cultures, and nationalities. The island’s vibrant community includes long-time residents, expatriates, and visitors who are drawn to its scenic beauty and relaxed lifestyle.

Population density per square mile/kilometer

With a land area of 31 square miles, St. Thomas Island has a population density of around 1,645 people per square mile (634 people per square kilometer). While this density is higher than some other Caribbean islands, it is not overly crowded, allowing for a comfortable living environment and ample space for recreational activities.

Importance of Size

Impact of island size on tourism

The size of St. Thomas Island plays a significant role in its appeal as a tourist destination. Despite its relatively small land area, the island offers a diverse range of attractions and activities for visitors to enjoy. From world-class beaches and water sports to historical sites and shopping districts, St. Thomas has something to offer travelers of all interests.

Environmental considerations

The size of St. Thomas Island also influences environmental conservation efforts and sustainability practices. With limited land area and natural resources, there is a growing awareness of the need to protect the island’s delicate ecosystems and minimize human impact. Initiatives such as beach clean-ups, coral reef preservation, and renewable energy projects are helping to safeguard St. Thomas’s natural beauty for future generations.

Infrastructure and development

The size of St. Thomas Island presents both opportunities and challenges for infrastructure development. While the compact land area facilitates ease of travel and accessibility to amenities, it also requires careful planning and St Thomas property management to accommodate the needs of residents and visitors alike. Investments in transportation, utilities, and public services are essential for maintaining the island’s quality of life and supporting its growing population.


In conclusion, understanding the size of St. Thomas Island is key to appreciating its geographic significance, population dynamics, and socioeconomic context. Despite its modest dimensions, the island offers a wealth of natural beauty, cultural diversity, and recreational opportunities. By balancing development with environmental stewardship, St. Thomas can continue to thrive as a cherished destination in the Caribbean.

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