Country Profile: Guam
Guam, located in the North Pacific Ocean, is an unincorporated organized territory of the United States and has a unique cultural heritage stemming from its indigenous Chamorro people. Covering an area of 544 square kilometers, the island features a tropical marine climate and is primarily flat with volcanic terrain. With a population of approximately 169,532, Guam's economy is predominantly driven by tourism and the presence of U.S. military bases, making it highly reliant on external factors for economic stability. Guam's governance structure is similar to that of U.S. states, featuring a republican form of local government while not allowing residents to vote in presidential elections.
Geography
Guam is the largest and southernmost island in the Mariana Islands archipelago, strategically located in the western North Pacific Ocean, approximately three-quarters of the way from Hawaii to the Philippines. It boasts a diverse topography that includes volcanic hills, coral reefs, and steep coastal cliffs.
- Area: 544 sq km
- Coastline: 125.5 km
- Climate: Tropical marine, with a dry season from January to June and a rainy season from July to December.
- Elevation: Highest point at 406 m (Mount Lamlam).
People and Society
Guam has an estimated population of 169,532 people as of 2024, predominantly composed of individuals identifying as Native Hawaiian and other Pacific Islanders. English, Filipino, and Chamorro are the primary languages spoken, and the vast majority of the population adheres to Christianity, particularly Roman Catholicism.
- Urbanization: 95.2% of the population lives in urban areas (2022).
- Life Expectancy: 78 years overall (2024).
- Total Fertility Rate: 2.7 children born/woman (2025).
- Median Age: 30.5 years (2025).
Economy
Guam's economy is heavily focused on tourism and U.S. military presence, with a real GDP estimated at $6.91 billion (2022). The economy faced challenges due to COVID-19 but has begun recovery through initiatives such as vaccination tourism.
- GDP Growth Rate (2022): 5.1%
- Unemployment Rate (2024): 5.6%
- Exports (2022): $545 million
- Imports (2022): $4.421 billion
Government
As an unincorporated organized territory of the U.S., Guam practices local self-government with a republican system. The capital is Hagatna, and the territory has its own legislative and judicial branches, though U.S. federal laws apply.
- Chief of State: President Donald J. Trump (as of January 2025).
- Governor: Lourdes Leon Guerrero (since January 2019).
- Legislature: Unicameral with 15 seats.
Military and Security
The island hosts a significant U.S. military presence, with thousands of active-duty personnel stationed at various bases. Guam also has its own police department and National Guard for local security.
- Military Bases: Several strategic U.S. military installations.
- Local Police Force: Guam Police Department (GPD).
Energy
Guam has achieved full electrification, with electricity consumption primarily sourced from fossil fuels. The total installed generating capacity is 525,000 kW.
- Energy Consumption (2023): 1.715 billion kWh
- Electricity Access: 100% of the population (2022).
Environment
Guam grapples with environmental challenges including freshwater scarcity and reef damage. Urbanization has increased the strain on natural resources, leading to a focus on sustainable development.
- Natural Hazards: Potentially destructive typhoons during the rainy season.
- Carbon Dioxide Emissions: 1.819 million metric tonnes (2023).
Transportation
The transportation infrastructure includes three airports and a single key port, Apra Harbor, facilitating both civilian and military logistics.
- Airports: 3 (2025).
- Merchant Marine: 3 vessels (2023).
Communications
Guam has a well-developed communication system with a high percentage of internet users and a variety of broadcast media.
- Telephones - Mobile: 98,000 subscriptions (2009).
- Internet Users: 81% of the population (2017).
Key Metrics
| Metric | Value | Note |
|---|---|---|
| Population | 169,532 | 2024 estimate |
| Area | 544 sq km | Total land area |
| GDP | $6.91 billion | 2022 estimate |
| Unemployment Rate | 5.6% | 2024 estimate |
| Life Expectancy | 78 years | 2024 estimate |
| Birth Rate | 17.9 | births/1,000 population (2025 estimate) |
| Energy Consumption | 1.715 billion kWh | 2023 estimate |
| Urban Population | 95.2% | Total population urbanization (2022) |
| Installed Electricity Capacity | 525,000 kW | 2023 estimate |
| Exports | $545 million | 2022 estimate |
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