The map above shows Massachusetts and Wyoming side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Massachusetts vs Wyoming Geography
Land area: Massachusetts has a land area of 7,801 square miles (20,204 km²), while Wyoming has 97,089 square miles (251,458 km²). Wyoming's land area is 12.4 times larger than Massachusetts'.
Total area: Massachusetts: 10,554 square miles (27,335 km²) vs Wyoming: 97,810 square miles (253,326 km²), including inland and coastal water. Wyoming's total area is 9.3 times (827%) larger than Massachusetts'.
Length: Massachusetts is 123 miles (198 km) long from north to south; Wyoming is 324 miles (522 km). Wyoming's north-south length is 2.6 times (163%) longer than Massachusetts'.
Width: Massachusetts spans 185 miles (297 km) east to west; Wyoming spans 410 miles (659 km). Wyoming's east-west width is 2.2 times (122%) wider than Massachusetts'.
Highest point: Massachusetts's highest point is Mount Greylock at 3,489 feet (1,063 m); Wyoming's is Gannett Peak at 13,788 feet (4,203 m). Gannett Peak is 10,299 feet higher than Mount Greylock.
Lowest point: Massachusetts's lowest point is Atlantic Ocean at 0 feet; Wyoming's is Belle Fourche River at 3,108 feet. Massachusetts's lowest point is 3,108 feet lower.
Massachusetts vs Wyoming Population and History
Population: Massachusetts has a population of 7,136,171 (2024), while Wyoming has 587,618 (2024). Massachusetts' population is 12.1 times larger than Wyoming's.
Population density: Massachusetts: 914.8 people per square mile vs Wyoming: 6.1. Massachusetts' population density is 150.0 times higher than Wyoming's.
Biggest city: Massachusetts's biggest city is Boston with 673,458 people; Wyoming's is Cheyenne with 65,704. Boston's population is 10.2 times larger than Cheyenne's.
Largest metro area: Massachusetts's largest metropolitan area is Boston-Cambridge-Newton, MA-NH metro area (5,025,517 people) vs Wyoming's Cheyenne, WY metro area (101,783). Boston-Cambridge-Newton, MA-NH metro area's population is 49.4 times larger than Cheyenne, WY metro area's.
History: Massachusetts: Admitted to the Union on February 6, 1788, as the 6th state. Wyoming: Admitted to the Union on July 10, 1890, as the 44th state. In its current form, Massachusetts is the older of the two by 102 years.
Massachusetts vs Wyoming Economy
GDP: Massachusetts's GDP is $778.5 billion (2024) vs Wyoming's $51.5 billion. Massachusetts' economic output is 15.1 times larger than Wyoming's.
GDP per capita: Massachusetts: $109,095 per person vs Wyoming: $87,639. Massachusetts' GDP per capita is 1.2 times (24%) higher than Wyoming's.
Average income: Massachusetts: $93,607 vs Wyoming: $86,477 average income per person (per capita personal income). Massachusetts' average income is 1.1 times (8%) higher than Wyoming's.
Massachusetts vs Wyoming Counties
Number of counties: Massachusetts has 14 counties, while Wyoming has 23. Wyoming's county count is 1.6 times (64%) higher than Massachusetts'.
Biggest county by area: Massachusetts's largest county is Worcester County at 1,511 square miles; Wyoming's is Sweetwater County at 10,427 square miles. Sweetwater County's land area is 6.9 times (590%) larger than Worcester County's.
Smallest county by area: Massachusetts: Nantucket County (46 sq mi) vs Wyoming: Hot Springs County (2,004 sq mi). Hot Springs County's land area is 43.4 times larger than Nantucket County's.
Most populous county: Massachusetts: Middlesex County (1,668,956 people) vs Wyoming: Laramie County (101,783 people). Middlesex County's population is 16.4 times larger than Laramie County's.
Least populous county: Massachusetts: Nantucket County (14,670 people) vs Wyoming: Niobrara County (2,301 people). Nantucket County's population is 6.4 times (538%) larger than Niobrara County's.
Richest county: Massachusetts: Nantucket County ($129,250 per capita income) vs Wyoming: Teton County ($532,903). Teton County's income is 4.1 times (312%) richer than Nantucket County's.
Poorest county: Massachusetts: Hampshire County ($65,432 per capita income) vs Wyoming: Uinta County ($50,370). Hampshire County's income is 1.3 times (30%) richer than Uinta County's.
Massachusetts vs Wyoming Taxes
State income tax: Massachusetts has a top income tax rate of 9%, while Wyoming has no state income tax. Massachusetts's top rate is 9 percentage points higher.
Property tax: Massachusetts: 1% effective rate vs Wyoming: 0.57% of home value per year. Massachusetts's rate is 0.43 percentage points higher.
Sales tax: Massachusetts: 6.25% combined state and average local rate vs Wyoming: 5.39%. Massachusetts's combined rate is 0.86 percentage points higher.
Official Websites
Massachusetts official website · Wyoming official website
More Size Comparisons
All Massachusetts size comparisons · All Wyoming 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.