The map above shows Arizona and Massachusetts side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Arizona vs Massachusetts Geography
Land area
- Arizona has a land area of 113,655 square miles (294,366 km²), while Massachusetts has 7,801 square miles (20,204 km²).
- Arizona's land area is 14.6 times larger than Massachusetts'.
Total area
- Arizona: 113,985 square miles (295,220 km²) vs Massachusetts: 10,554 square miles (27,335 km²), including inland and coastal water.
- Arizona's total area is 10.8 times larger than Massachusetts'.
Length
- Arizona is 429 miles (690 km) long from north to south; Massachusetts is 123 miles (198 km).
- Arizona's north-south length is 3.5 times (249%) longer than Massachusetts'.
Width
- Arizona spans 452 miles (727 km) east to west; Massachusetts spans 185 miles (297 km).
- Arizona's east-west width is 2.4 times (144%) wider than Massachusetts'.
Highest point
- Arizona's highest point is Humphreys Peak at 12,620 feet (3,847 m); Massachusetts's is Mount Greylock at 3,489 feet (1,063 m).
- Humphreys Peak is 9,131 feet higher than Mount Greylock.
Lowest point
- Arizona's lowest point is Colorado River at 71 feet; Massachusetts's is Atlantic Ocean at 0 feet.
- Massachusetts's lowest point is 71 feet lower.
Arizona vs Massachusetts Population and History
Population
- Arizona has a population of 7,582,384 (2024), while Massachusetts has 7,136,171 (2024).
- Arizona's population is 1.1 times (6%) larger than Massachusetts'.
Population density
- Arizona: 66.7 people per square mile vs Massachusetts: 914.8.
- Massachusetts' population density is 13.7 times higher than Arizona's.
Biggest city
- Arizona's biggest city is Phoenix with 1,673,164 people; Massachusetts's is Boston with 673,458.
- Phoenix's population is 2.5 times (148%) larger than Boston's.
Largest metro area
- Arizona's largest metropolitan area is Phoenix-Mesa-Chandler, AZ metro area (5,186,958 people) vs Massachusetts's Boston-Cambridge-Newton, MA-NH metro area (5,025,517).
- Phoenix-Mesa-Chandler, AZ metro area and Boston-Cambridge-Newton, MA-NH metro area have about the same population.
History
- Arizona: Admitted to the Union on February 14, 1912, as the 48th state.
- Massachusetts: Admitted to the Union on February 6, 1788, as the 6th state.
- In its current form, Massachusetts is the older of the two by 124 years.
Arizona vs Massachusetts Economy
GDP
- Arizona's GDP is $570.1 billion (2024) vs Massachusetts's $778.5 billion.
- Massachusetts' economic output is 1.4 times (37%) larger than Arizona's.
GDP per capita
- Arizona: $75,186 per person vs Massachusetts: $109,095.
- Massachusetts' GDP per capita is 1.5 times (45%) higher than Arizona's.
Average income
- Arizona: $65,798 vs Massachusetts: $93,607 average income per person (per capita personal income).
- Massachusetts' average income is 1.4 times (42%) higher than Arizona's.
Arizona vs Massachusetts Counties
Number of counties
- Arizona has 15 counties, while Massachusetts has 14.
- Arizona's county count is 1.1 times (7%) higher than Massachusetts'.
Biggest county by area
- Arizona's largest county is Coconino County at 18,616 square miles; Massachusetts's is Worcester County at 1,511 square miles.
- Coconino County's land area is 12.3 times larger than Worcester County's.
Smallest county by area
- Arizona: Santa Cruz County (1,236 sq mi) vs Massachusetts: Nantucket County (46 sq mi).
- Santa Cruz County's land area is 26.8 times larger than Nantucket County's.
Most populous county
- Arizona: Maricopa County (4,673,096 people) vs Massachusetts: Middlesex County (1,668,956 people).
- Maricopa County's population is 2.8 times (180%) larger than Middlesex County's.
Least populous county
- Arizona: Greenlee County (9,410 people) vs Massachusetts: Nantucket County (14,670 people).
- Nantucket County's population is 1.6 times (56%) larger than Greenlee County's.
Richest county
- Arizona: Maricopa County ($72,176 per capita income) vs Massachusetts: Nantucket County ($129,250).
- Nantucket County's income is 1.8 times (79%) richer than Maricopa County's.
Poorest county
- Arizona: Graham County ($44,164 per capita income) vs Massachusetts: Hampshire County ($65,432).
- Hampshire County's income is 1.5 times (48%) richer than Graham County's.
Arizona vs Massachusetts Taxes
State income tax
- Arizona has a top income tax rate of 2.5%, while Massachusetts has a top income tax rate of 9%.
- Massachusetts's top rate is 6.5 percentage points higher.
Property tax
- Arizona: 0.43% effective rate vs Massachusetts: 1% of home value per year.
- Massachusetts's rate is 0.57 percentage points higher.
Sales tax
- Arizona: 8.54% combined state and average local rate vs Massachusetts: 6.25%.
- Arizona's combined rate is 2.29 percentage points higher.
Official Websites
Arizona official website · Massachusetts official website
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More Size Comparisons
All Arizona size comparisons · All Massachusetts 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.