Idaho is around the same size as Uganda.

Uganda is approximately 241,038 sq km, while Idaho is approximately 214,314 sq km, making Idaho 88.91% the size of Uganda. Meanwhile, the population of Uganda is ~46.2 million people (44.6 million fewer people live in Idaho).
Tip: This to-scale comparison of Uganda vs. Idaho uses the Mercator projection, which distorts the size of regions near the poles.