The map above shows Kentucky and Utah side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Kentucky vs Utah Geography
Land area: Kentucky has a land area of 39,485 square miles (102,267 km²), while Utah has 82,596 square miles (213,922 km²). Utah's land area is 2.1 times (109%) larger than Kentucky's.
Total area: Kentucky: 40,406 square miles (104,651 km²) vs Utah: 84,898 square miles (219,885 km²), including inland and coastal water. Utah's total area is 2.1 times (110%) larger than Kentucky's.
Length: Kentucky is 257 miles (414 km) long from north to south; Utah is 436 miles (702 km). Utah's north-south length is 1.7 times (70%) longer than Kentucky's.
Width: Kentucky spans 418 miles (672 km) east to west; Utah spans 268 miles (431 km). Kentucky's east-west width is 1.6 times (56%) wider than Utah's.
Highest point: Kentucky's highest point is Black Mountain at 4,134 feet (1,260 m); Utah's is Kings Peak at 13,512 feet (4,118 m). Kings Peak is 9,378 feet higher than Black Mountain.
Lowest point: Kentucky's lowest point is Mississippi River at 270 feet; Utah's is Beaver Dam Wash at 2,180 feet. Kentucky's lowest point is 1,910 feet lower.
Kentucky vs Utah Population and History
Population: Kentucky has a population of 4,588,372 (2024), while Utah has 3,503,613 (2024). Kentucky's population is 1.3 times (31%) larger than Utah's.
Population density: Kentucky: 116.2 people per square mile vs Utah: 42.4. Kentucky's population density is 2.7 times (174%) higher than Utah's.
Biggest city: Kentucky's biggest city is Louisville with 640,796 people; Utah's is Salt Lake City with 217,783. Louisville's population is 2.9 times (194%) larger than Salt Lake City's.
Largest metro area: Kentucky's largest metropolitan area is Cincinnati, OH-KY-IN metro area (2,302,815 people) vs Utah's Salt Lake City-Murray, UT metro area (1,300,762). Cincinnati, OH-KY-IN metro area's population is 1.8 times (77%) larger than Salt Lake City-Murray, UT metro area's.
History: Kentucky: Admitted to the Union on June 1, 1792, as the 15th state. Utah: Admitted to the Union on January 4, 1896, as the 45th state. In its current form, Kentucky is the older of the two by 104 years.
Kentucky vs Utah Economy
GDP: Kentucky's GDP is $295.4 billion (2024) vs Utah's $299.5 billion. Kentucky and Utah have about the same economic output.
GDP per capita: Kentucky: $64,375 per person vs Utah: $85,475. Utah's GDP per capita is 1.3 times (33%) higher than Kentucky's.
Average income: Kentucky: $58,256 vs Utah: $67,333 average income per person (per capita personal income). Utah's average income is 1.2 times (16%) higher than Kentucky's.
Kentucky vs Utah Counties
Number of counties: Kentucky has 120 counties, while Utah has 29. Kentucky's county count is 4.1 times (314%) higher than Utah's.
Biggest county by area: Kentucky's largest county is Pike County at 786 square miles; Utah's is San Juan County at 7,824 square miles. San Juan County's land area is 10.0 times (895%) larger than Pike County's.
Smallest county by area: Kentucky: Gallatin County (98 sq mi) vs Utah: Davis County (325 sq mi). Davis County's land area is 3.3 times (230%) larger than Gallatin County's.
Most populous county: Kentucky: Jefferson County (793,881 people) vs Utah: Salt Lake County (1,216,274 people). Salt Lake County's population is 1.5 times (53%) larger than Jefferson County's.
Least populous county: Kentucky: Robertson County (2,382 people) vs Utah: Daggett County (956 people). Robertson County's population is 2.5 times (149%) larger than Daggett County's.
Richest county: Kentucky: Oldham County ($87,137 per capita income) vs Utah: Summit County ($280,510). Summit County's income is 3.2 times (222%) richer than Oldham County's.
Poorest county: Kentucky: Elliott County ($31,817 per capita income) vs Utah: Beaver County ($39,179). Beaver County's income is 1.2 times (23%) richer than Elliott County's.
Kentucky vs Utah Taxes
State income tax: Kentucky has a top income tax rate of 3.5%, while Utah has a top income tax rate of 4.5%. Utah's top rate is 1 percentage points higher.
Property tax: Kentucky: 0.71% effective rate vs Utah: 0.49% of home value per year. Kentucky's rate is 0.22 percentage points higher.
Sales tax: Kentucky: 6% combined state and average local rate vs Utah: 7.42%. Utah's combined rate is 1.42 percentage points higher.
Official Websites
Kentucky official website · Utah official website
More Size Comparisons
All Kentucky size comparisons · All Utah 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.