The map above shows Arizona and Guam side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Arizona vs Guam Geography
Land area: Arizona has a land area of 113,655 square miles (294,366 km²), while Guam has 210 square miles (544 km²). Arizona's land area is 541.1 times larger than Guam's.
Total area: Arizona: 113,985 square miles (295,220 km²) vs Guam: 210 square miles (544 km²), including inland and coastal water. Arizona's total area is 542.7 times larger than Guam's.
Length: Arizona is 429 miles (690 km) long from north to south; Guam is 27 miles (43 km). Arizona's north-south length is 15.9 times longer than Guam's.
Width: Arizona spans 452 miles (727 km) east to west; Guam spans 22 miles (35 km). Arizona's east-west width is 20.5 times wider than Guam's.
Highest point: Arizona's highest point is Humphreys Peak at 12,620 feet (3,847 m); Guam's is Mount Lamlam at 1,332 feet (406 m). Humphreys Peak is 11,288 feet higher than Mount Lamlam.
Lowest point: Arizona's lowest point is Colorado River at 71 feet; Guam's is Pacific Ocean at 0 feet. Guam's lowest point is 71 feet lower.
Arizona vs Guam Population and History
Population: Arizona has a population of 7,582,384 (2024), while Guam has 153,836 (2020). Arizona's population is 49.3 times larger than Guam's.
Population density: Arizona: 66.7 people per square mile vs Guam: 732.6. Guam's population density is 11.0 times higher than Arizona's.
History: Arizona: Admitted to the Union on February 14, 1912, as the 48th state. Guam: A US territory since 1898. In its current form, Guam is the older of the two by 14 years.
Official Websites
Arizona official website · Guam official website
More Size Comparisons
All Arizona size comparisons · All Guam 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.