The map above shows Oklahoma and Guam side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Oklahoma vs Guam Geography
Land area: Oklahoma has a land area of 68,597 square miles (177,665 km²), while Guam has 210 square miles (544 km²). Oklahoma's land area is 326.6 times larger than Guam's.
Total area: Oklahoma: 69,899 square miles (181,038 km²) vs Guam: 210 square miles (544 km²), including inland and coastal water. Oklahoma's total area is 332.8 times larger than Guam's.
Length: Oklahoma is 533 miles (857 km) long from north to south; Guam is 27 miles (43 km). Oklahoma's north-south length is 19.7 times longer than Guam's.
Width: Oklahoma spans 490 miles (789 km) east to west; Guam spans 22 miles (35 km). Oklahoma's east-west width is 22.3 times wider than Guam's.
Highest point: Oklahoma's highest point is Black Mesa at 4,980 feet (1,518 m); Guam's is Mount Lamlam at 1,332 feet (406 m). Black Mesa is 3,648 feet higher than Mount Lamlam.
Lowest point: Oklahoma's lowest point is Little River at 289 feet; Guam's is Pacific Ocean at 0 feet. Guam's lowest point is 289 feet lower.
Oklahoma vs Guam Population and History
Population: Oklahoma has a population of 4,095,393 (2024), while Guam has 153,836 (2020). Oklahoma's population is 26.6 times larger than Guam's.
Population density: Oklahoma: 59.7 people per square mile vs Guam: 732.6. Guam's population density is 12.3 times higher than Oklahoma's.
History: Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state. Guam: A US territory since 1898. In its current form, Guam is the older of the two by 9 years.
Official Websites
Oklahoma official website · Guam official website
More Size Comparisons
All Oklahoma 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.