The map above shows Arizona and Nevada side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Arizona vs Nevada Geography
Land area: Arizona has a land area of 113,655 square miles (294,366 km²), while Nevada has 109,860 square miles (284,537 km²). Arizona and Nevada have about the same land area.
Total area: Arizona: 113,985 square miles (295,220 km²) vs Nevada: 110,571 square miles (286,377 km²), including inland and coastal water. Arizona and Nevada have about the same total area.
Length: Arizona is 429 miles (690 km) long from north to south; Nevada is 484 miles (780 km). Nevada's north-south length is 1.1 times (13%) longer than Arizona's.
Width: Arizona spans 452 miles (727 km) east to west; Nevada spans 469 miles (755 km). Arizona and Nevada have about the same east-west width.
Highest point: Arizona's highest point is Humphreys Peak at 12,620 feet (3,847 m); Nevada's is Boundary Peak at 13,115 feet (3,997 m). Boundary Peak is 495 feet higher than Humphreys Peak.
Lowest point: Arizona's lowest point is Colorado River at 71 feet; Nevada's is Colorado River at 481 feet. Arizona's lowest point is 410 feet lower.
Arizona vs Nevada Population and History
Population: Arizona has a population of 7,582,384 (2024), while Nevada has 3,267,467 (2024). Arizona's population is 2.3 times (132%) larger than Nevada's.
Population density: Arizona: 66.7 people per square mile vs Nevada: 29.7. Arizona's population density is 2.2 times (125%) higher than Nevada's.
Biggest city: Arizona's biggest city is Phoenix with 1,673,164 people; Nevada's is Las Vegas with 678,922. Phoenix's population is 2.5 times (146%) larger than Las Vegas'.
Largest metro area: Arizona's largest metropolitan area is Phoenix-Mesa-Chandler, AZ metro area (5,186,958 people) vs Nevada's Las Vegas-Henderson-North Las Vegas, NV metro area (2,398,871). Phoenix-Mesa-Chandler, AZ metro area's population is 2.2 times (116%) larger than Las Vegas-Henderson-North Las Vegas, NV metro area's.
History: Arizona: Admitted to the Union on February 14, 1912, as the 48th state. Nevada: Admitted to the Union on October 31, 1864, as the 36th state. In its current form, Nevada is the older of the two by 48 years.
Arizona vs Nevada Economy
GDP: Arizona's GDP is $570.1 billion (2024) vs Nevada's $269.0 billion. Arizona's economic output is 2.1 times (112%) larger than Nevada's.
GDP per capita: Arizona: $75,186 per person vs Nevada: $82,330. Nevada's GDP per capita is 1.1 times (10%) higher than Arizona's.
Average income: Arizona: $65,798 vs Nevada: $69,805 average income per person (per capita personal income). Nevada's average income is 1.1 times (6%) higher than Arizona's.
Arizona vs Nevada Counties
Number of counties: Arizona has 15 counties, while Nevada has 17. Nevada's county count is 1.1 times (13%) higher than Arizona's.
Biggest county by area: Arizona's largest county is Coconino County at 18,616 square miles; Nevada's is Nye County at 18,182 square miles. Coconino County and Nye County have about the same land area.
Smallest county by area: Arizona: Santa Cruz County (1,236 sq mi) vs Nevada: Carson City (145 sq mi). Santa Cruz County's land area is 8.6 times (756%) larger than Carson City's.
Most populous county: Arizona: Maricopa County (4,673,096 people) vs Nevada: Clark County (2,398,871 people). Maricopa County's population is 1.9 times (95%) larger than Clark County's.
Least populous county: Arizona: Greenlee County (9,410 people) vs Nevada: Esmeralda County (720 people). Greenlee County's population is 13.1 times larger than Esmeralda County's.
Richest county: Arizona: Maricopa County ($72,176 per capita income) vs Nevada: Douglas County ($109,486). Douglas County's income is 1.5 times (52%) richer than Maricopa County's.
Poorest county: Arizona: Graham County ($44,164 per capita income) vs Nevada: Pershing County ($45,906). Graham County and Pershing County have about the same income.
Arizona vs Nevada Taxes
State income tax: Arizona has a top income tax rate of 2.5%, while Nevada has no state income tax. Arizona's top rate is 2.5 percentage points higher.
Property tax: Arizona: 0.43% effective rate vs Nevada: 0.47% of home value per year. Nevada's rate is 0.04 percentage points higher.
Sales tax: Arizona: 8.54% combined state and average local rate vs Nevada: 8.24%. Arizona's combined rate is 0.3 percentage points higher.
Official Websites
Arizona official website · Nevada official website
More Size Comparisons
All Arizona size comparisons · All Nevada 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.