Utah is around the same size as Nebraska.

Nebraska is approximately 199,099 sq km, while Utah is approximately 212,751 sq km, making Utah 7% larger than Nebraska. Meanwhile, the population of Nebraska is ~1.8 million people (937,544 more people live in Utah).
Tip: This to-scale comparison of Nebraska vs. Utah uses the Mercator projection, which distorts the size of regions near the poles.