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Idaho vs Maryland Size Comparison Map

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IDAHO VS MARYLANDOverlaid at the same scaleIdaho83,569 sq mi (216,441 km²)Maryland12,406 sq mi (32,131 km²)Idaho is 6.7 times (574%) larger than Maryland. brilliantmaps.com

The map above shows Idaho and Maryland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.

Idaho vs Maryland Geography

Land area

  • Idaho has a land area of 82,645 square miles (214,051 km²), while Maryland has 9,711 square miles (25,151 km²).
  • Idaho's land area is 8.5 times (751%) larger than Maryland's.

Total area

  • Idaho: 83,569 square miles (216,441 km²) vs Maryland: 12,406 square miles (32,131 km²), including inland and coastal water.
  • Idaho's total area is 6.7 times (574%) larger than Maryland's.

Length

  • Idaho is 483 miles (778 km) long from north to south; Maryland is 231 miles (371 km).
  • Idaho's north-south length is 2.1 times (109%) longer than Maryland's.

Width

  • Idaho spans 352 miles (566 km) east to west; Maryland spans 243 miles (391 km).
  • Idaho's east-west width is 1.4 times (45%) wider than Maryland's.

Highest point

  • Idaho's highest point is Borah Peak at 12,631 feet (3,850 m); Maryland's is Hoye-Crest at 3,362 feet (1,025 m).
  • Borah Peak is 9,269 feet higher than Hoye-Crest.

Lowest point

  • Idaho's lowest point is Snake River at 718 feet; Maryland's is Atlantic Ocean at 0 feet.
  • Maryland's lowest point is 718 feet lower.

Idaho vs Maryland Population and History

Population

  • Idaho has a population of 2,001,619 (2024), while Maryland has 6,263,220 (2024).
  • Maryland's population is 3.1 times (213%) larger than Idaho's.

Population density

  • Idaho: 24.2 people per square mile vs Maryland: 645.0.
  • Maryland's population density is 26.7 times higher than Idaho's.

Biggest city

  • Idaho's biggest city is Boise with 237,963 people; Maryland's is Baltimore with 568,271.
  • Baltimore's population is 2.4 times (139%) larger than Boise's.

Largest metro area

  • Idaho's largest metropolitan area is Boise City, ID metro area (845,877 people) vs Maryland's Washington-Arlington-Alexandria, DC-VA-MD-WV metro area (6,436,489).
  • Washington-Arlington-Alexandria, DC-VA-MD-WV metro area's population is 7.6 times (661%) larger than Boise City, ID metro area's.

History

  • Idaho: Admitted to the Union on July 3, 1890, as the 43rd state.
  • Maryland: Admitted to the Union on April 28, 1788, as the 7th state.
  • In its current form, Maryland is the older of the two by 102 years.

Idaho vs Maryland Economy

GDP

  • Idaho's GDP is $129.0 billion (2024) vs Maryland's $546.0 billion.
  • Maryland's economic output is 4.2 times (323%) larger than Idaho's.

GDP per capita

  • Idaho: $64,457 per person vs Maryland: $87,180.
  • Maryland's GDP per capita is 1.4 times (35%) higher than Idaho's.

Average income

  • Idaho: $62,323 vs Maryland: $79,259 average income per person (per capita personal income).
  • Maryland's average income is 1.3 times (27%) higher than Idaho's.

Idaho vs Maryland Counties

Number of counties

  • Idaho has 44 counties, while Maryland has 24.
  • Idaho's county count is 1.8 times (83%) higher than Maryland's.

Biggest county by area

  • Idaho's largest county is Idaho County at 8,478 square miles; Maryland's is Frederick County at 661 square miles.
  • Idaho County's land area is 12.8 times larger than Frederick County's.

Smallest county by area

  • Idaho: Payette County (407 sq mi) vs Maryland: Baltimore city (81 sq mi).
  • Payette County's land area is 5.0 times (403%) larger than Baltimore city's.

Most populous county

  • Idaho: Ada County (535,799 people) vs Maryland: Montgomery County (1,082,273 people).
  • Montgomery County's population is 2.0 times (102%) larger than Ada County's.

Least populous county

  • Idaho: Clark County (794 people) vs Maryland: Kent County (19,557 people).
  • Kent County's population is 24.6 times larger than Clark County's.

Richest county

  • Idaho: Blaine County ($202,612 per capita income) vs Maryland: Montgomery County ($104,882).
  • Blaine County's income is 1.9 times (93%) richer than Montgomery County's.

Poorest county

  • Idaho: Madison County ($29,485 per capita income) vs Maryland: Somerset County ($41,421).
  • Somerset County's income is 1.4 times (40%) richer than Madison County's.

Idaho vs Maryland Taxes

State income tax

  • Idaho has a top income tax rate of 5.3%, while Maryland has a top income tax rate of 6.5%.
  • Maryland's top rate is 1.2 percentage points higher.

Property tax

  • Idaho: 0.43% effective rate vs Maryland: 0.95% of home value per year.
  • Maryland's rate is 0.52 percentage points higher.

Sales tax

  • Idaho: 6.03% combined state and average local rate vs Maryland: 6%.
  • Idaho's combined rate is 0.03 percentage points higher.

Official Websites

Idaho official website · Maryland official website

Download the Idaho vs Maryland Size Comparison Map for free

Idaho vs Maryland Size Comparison Map

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More Size Comparisons

All Idaho size comparisons · All Maryland 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.