The map above shows Massachusetts and Montana side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Massachusetts vs Montana Geography
Land area
- Massachusetts has a land area of 7,801 square miles (20,204 km²), while Montana has 145,550 square miles (376,973 km²).
- Montana's land area is 18.7 times larger than Massachusetts'.
Total area
- Massachusetts: 10,554 square miles (27,335 km²) vs Montana: 147,043 square miles (380,840 km²), including inland and coastal water.
- Montana's total area is 13.9 times larger than Massachusetts'.
Length
- Massachusetts is 123 miles (198 km) long from north to south; Montana is 319 miles (514 km).
- Montana's north-south length is 2.6 times (159%) longer than Massachusetts'.
Width
- Massachusetts spans 185 miles (297 km) east to west; Montana spans 607 miles (976 km).
- Montana's east-west width is 3.3 times (228%) wider than Massachusetts'.
Highest point
- Massachusetts's highest point is Mount Greylock at 3,489 feet (1,063 m); Montana's is Granite Peak at 12,767 feet (3,891 m).
- Granite Peak is 9,278 feet higher than Mount Greylock.
Lowest point
- Massachusetts's lowest point is Atlantic Ocean at 0 feet; Montana's is Kootenai River at 1,805 feet.
- Massachusetts's lowest point is 1,805 feet lower.
Massachusetts vs Montana Population and History
Population
- Massachusetts has a population of 7,136,171 (2024), while Montana has 1,137,233 (2024).
- Massachusetts' population is 6.3 times (528%) larger than Montana's.
Population density
- Massachusetts: 914.8 people per square mile vs Montana: 7.8.
- Massachusetts' population density is 117.3 times higher than Montana's.
Biggest city
- Massachusetts's biggest city is Boston with 673,458 people; Montana's is Billings with 121,483.
- Boston's population is 5.5 times (454%) larger than Billings'.
Largest metro area
- Massachusetts's largest metropolitan area is Boston-Cambridge-Newton, MA-NH metro area (5,025,517 people) vs Montana's Billings, MT metro area (192,531).
- Boston-Cambridge-Newton, MA-NH metro area's population is 26.1 times larger than Billings, MT metro area's.
History
- Massachusetts: Admitted to the Union on February 6, 1788, as the 6th state.
- Montana: Admitted to the Union on November 8, 1889, as the 41st state.
- In its current form, Massachusetts is the older of the two by 101 years.
Massachusetts vs Montana Economy
GDP
- Massachusetts's GDP is $778.5 billion (2024) vs Montana's $78.4 billion.
- Massachusetts' economic output is 9.9 times (893%) larger than Montana's.
GDP per capita
- Massachusetts: $109,095 per person vs Montana: $68,975.
- Massachusetts' GDP per capita is 1.6 times (58%) higher than Montana's.
Average income
- Massachusetts: $93,607 vs Montana: $69,240 average income per person (per capita personal income).
- Massachusetts' average income is 1.4 times (35%) higher than Montana's.
Massachusetts vs Montana Counties
Number of counties
- Massachusetts has 14 counties, while Montana has 56.
- Montana's county count is 4.0 times (300%) higher than Massachusetts'.
Biggest county by area
- Massachusetts's largest county is Worcester County at 1,511 square miles; Montana's is Beaverhead County at 5,543 square miles.
- Beaverhead County's land area is 3.7 times (267%) larger than Worcester County's.
Smallest county by area
- Massachusetts: Nantucket County (46 sq mi) vs Montana: Silver Bow County (718 sq mi).
- Silver Bow County's land area is 15.5 times larger than Nantucket County's.
Most populous county
- Massachusetts: Middlesex County (1,668,956 people) vs Montana: Yellowstone County (171,583 people).
- Middlesex County's population is 9.7 times (873%) larger than Yellowstone County's.
Least populous county
- Massachusetts: Nantucket County (14,670 people) vs Montana: Petroleum County (525 people).
- Nantucket County's population is 27.9 times larger than Petroleum County's.
Richest county
- Massachusetts: Nantucket County ($129,250 per capita income) vs Montana: Gallatin County ($94,573).
- Nantucket County's income is 1.4 times (37%) richer than Gallatin County's.
Poorest county
- Massachusetts: Hampshire County ($65,432 per capita income) vs Montana: Blaine County ($37,554).
- Hampshire County's income is 1.7 times (74%) richer than Blaine County's.
Massachusetts vs Montana Taxes
State income tax
- Massachusetts has a top income tax rate of 9%, while Montana has a top income tax rate of 5.65%.
- Massachusetts's top rate is 3.35 percentage points higher.
Property tax
- Massachusetts: 1% effective rate vs Montana: 0.69% of home value per year.
- Massachusetts's rate is 0.31 percentage points higher.
Sales tax
- Massachusetts: 6.25% combined state and average local rate vs Montana: 0%.
- Massachusetts's combined rate is 6.25 percentage points higher.
Official Websites
Massachusetts official website · Montana official website
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More Size Comparisons
All Massachusetts size comparisons · All Montana 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.