The map above shows Guam and Mexico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Guam vs Mexico Geography
Land area: Guam has a land area of 210 square miles (544 km²), while Mexico has 750,561 square miles (1,943,945 km²). Mexico's land area is 3,573.4 times larger than Guam's.
Total area: Guam: 210 square miles (544 km²) vs Mexico: 758,449 square miles (1,964,375 km²), including inland and coastal water. Mexico's total area is 3,611.0 times larger than Guam's.
Length: Guam is 27 miles (43 km) long from north to south; Mexico is 1,890 miles (3,041 km). Mexico's north-south length is 70.0 times longer than Guam's.
Width: Guam spans 22 miles (35 km) east to west; Mexico spans 2,021 miles (3,252 km). Mexico's east-west width is 91.9 times wider than Guam's.
Highest point: Guam's highest point is Mount Lamlam at 1,332 feet (406 m); Mexico's is Pico de Orizaba at 18,491 feet (5,636 m). Pico de Orizaba is 17,159 feet higher than Mount Lamlam.
Lowest point: Guam's lowest point is Pacific Ocean at 0 feet; Mexico's is Laguna Salada at -33 feet. Mexico's lowest point is 33 feet lower.
Guam vs Mexico Population and History
Population: Guam has a population of 153,836 (2020), while Mexico has 131,231,919 (2026). Mexico's population is 853.1 times larger than Guam's.
Population density: Guam: 732.6 people per square mile vs Mexico: 174.8. Guam's population density is 4.2 times (319%) higher than Mexico's.
History: Guam: A US territory since 1898. Mexico: Independent from Spain since September 27, 1821. In its current form, Mexico is the older of the two by 77 years.
Official Websites
Guam official website · Mexico official website
More Size Comparisons
All Guam size comparisons · All Mexico size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.