The map above shows Arizona and Indiana side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Arizona vs Indiana Geography
Land area
- Arizona has a land area of 113,655 square miles (294,366 km²), while Indiana has 35,825 square miles (92,787 km²).
- Arizona's land area is 3.2 times (217%) larger than Indiana's.
Total area
- Arizona: 113,985 square miles (295,220 km²) vs Indiana: 36,421 square miles (94,331 km²), including inland and coastal water.
- Arizona's total area is 3.1 times (213%) larger than Indiana's.
Length
- Arizona is 429 miles (690 km) long from north to south; Indiana is 276 miles (444 km).
- Arizona's north-south length is 1.6 times (55%) longer than Indiana's.
Width
- Arizona spans 452 miles (727 km) east to west; Indiana spans 193 miles (310 km).
- Arizona's east-west width is 2.3 times (134%) wider than Indiana's.
Highest point
- Arizona's highest point is Humphreys Peak at 12,620 feet (3,847 m); Indiana's is Hoosier Hill at 1,255 feet (383 m).
- Humphreys Peak is 11,365 feet higher than Hoosier Hill.
Lowest point
- Arizona's lowest point is Colorado River at 71 feet; Indiana's is Ohio River at 330 feet.
- Arizona's lowest point is 259 feet lower.
Arizona vs Indiana Population and History
Population
- Arizona has a population of 7,582,384 (2024), while Indiana has 6,924,275 (2024).
- Arizona's population is 1.1 times (10%) larger than Indiana's.
Population density
- Arizona: 66.7 people per square mile vs Indiana: 193.3.
- Indiana's population density is 2.9 times (190%) higher than Arizona's.
Biggest city
- Arizona's biggest city is Phoenix with 1,673,164 people; Indiana's is Indianapolis with 891,484.
- Phoenix's population is 1.9 times (88%) larger than Indianapolis'.
Largest metro area
- Arizona's largest metropolitan area is Phoenix-Mesa-Chandler, AZ metro area (5,186,958 people) vs Indiana's Chicago-Naperville-Elgin, IL-IN metro area (9,408,576).
- Chicago-Naperville-Elgin, IL-IN metro area's population is 1.8 times (81%) larger than Phoenix-Mesa-Chandler, AZ metro area's.
History
- Arizona: Admitted to the Union on February 14, 1912, as the 48th state.
- Indiana: Admitted to the Union on December 11, 1816, as the 19th state.
- In its current form, Indiana is the older of the two by 96 years.
Arizona vs Indiana Economy
GDP
- Arizona's GDP is $570.1 billion (2024) vs Indiana's $519.5 billion.
- Arizona's economic output is 1.1 times (10%) larger than Indiana's.
GDP per capita
- Arizona: $75,186 per person vs Indiana: $75,028.
- Arizona and Indiana have about the same GDP per capita.
Average income
- Arizona: $65,798 vs Indiana: $64,077 average income per person (per capita personal income).
- Arizona and Indiana have about the same average income.
Arizona vs Indiana Counties
Number of counties
- Arizona has 15 counties, while Indiana has 92.
- Indiana's county count is 6.1 times (513%) higher than Arizona's.
Biggest county by area
- Arizona's largest county is Coconino County at 18,616 square miles; Indiana's is Allen County at 657 square miles.
- Coconino County's land area is 28.3 times larger than Allen County's.
Smallest county by area
- Arizona: Santa Cruz County (1,236 sq mi) vs Indiana: Ohio County (86 sq mi).
- Santa Cruz County's land area is 14.3 times larger than Ohio County's.
Most populous county
- Arizona: Maricopa County (4,673,096 people) vs Indiana: Marion County (981,628 people).
- Maricopa County's population is 4.8 times (376%) larger than Marion County's.
Least populous county
- Arizona: Greenlee County (9,410 people) vs Indiana: Ohio County (5,996 people).
- Greenlee County's population is 1.6 times (57%) larger than Ohio County's.
Richest county
- Arizona: Maricopa County ($72,176 per capita income) vs Indiana: Hamilton County ($104,283).
- Hamilton County's income is 1.4 times (44%) richer than Maricopa County's.
Poorest county
- Arizona: Graham County ($44,164 per capita income) vs Indiana: Miami County ($44,940).
- Graham County and Miami County have about the same income.
Arizona vs Indiana Taxes
State income tax
- Arizona has a top income tax rate of 2.5%, while Indiana has a top income tax rate of 2.95%.
- Indiana's top rate is 0.45 percentage points higher.
Property tax
- Arizona: 0.43% effective rate vs Indiana: 0.74% of home value per year.
- Indiana's rate is 0.31 percentage points higher.
Sales tax
- Arizona: 8.54% combined state and average local rate vs Indiana: 7%.
- Arizona's combined rate is 1.54 percentage points higher.
Official Websites
Arizona official website · Indiana official website
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More Size Comparisons
All Arizona size comparisons · All Indiana 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.