The map above shows Hawaii and Maryland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Hawaii vs Maryland Geography
Land area
- Hawaii has a land area of 6,423 square miles (16,634 km²), while Maryland has 9,711 square miles (25,151 km²).
- Maryland's land area is 1.5 times (51%) larger than Hawaii's.
Total area
- Hawaii: 10,970 square miles (28,412 km²) vs Maryland: 12,406 square miles (32,131 km²), including inland and coastal water.
- Maryland's total area is 1.1 times (13%) larger than Hawaii's.
Length
- Hawaii is 333 miles (536 km) long from north to south; Maryland is 231 miles (371 km).
- Hawaii's north-south length is 1.4 times (44%) longer than Maryland's.
Width
- Hawaii spans 386 miles (621 km) east to west; Maryland spans 243 miles (391 km).
- Hawaii's east-west width is 1.6 times (59%) wider than Maryland's.
Highest point
- Hawaii's highest point is Mauna Kea at 13,795 feet (4,205 m); Maryland's is Hoye-Crest at 3,362 feet (1,025 m).
- Mauna Kea is 10,433 feet higher than Hoye-Crest.
Lowest point
- Hawaii's lowest point is Pacific Ocean at 0 feet; Maryland's is Atlantic Ocean at 0 feet.
- Both lowest points are at or near sea level.
Hawaii vs Maryland Population and History
Population
- Hawaii has a population of 1,446,146 (2024), while Maryland has 6,263,220 (2024).
- Maryland's population is 4.3 times (333%) larger than Hawaii's.
Population density
- Hawaii: 225.2 people per square mile vs Maryland: 645.0.
- Maryland's population density is 2.9 times (186%) higher than Hawaii's.
Biggest city
- Hawaii's biggest city is Honolulu with 344,967 people; Maryland's is Baltimore with 568,271.
- Baltimore's population is 1.6 times (65%) larger than Honolulu's.
Largest metro area
- Hawaii's largest metropolitan area is Urban Honolulu, HI metro area (998,747 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 6.4 times (544%) larger than Urban Honolulu, HI metro area's.
History
- Hawaii: Admitted to the Union on August 21, 1959, as the 50th 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 171 years.
Hawaii vs Maryland Economy
GDP
- Hawaii's GDP is $117.6 billion (2024) vs Maryland's $546.0 billion.
- Maryland's economic output is 4.6 times (364%) larger than Hawaii's.
GDP per capita
- Hawaii: $81,339 per person vs Maryland: $87,180.
- Maryland's GDP per capita is 1.1 times (7%) higher than Hawaii's.
Average income
- Hawaii: $71,019 vs Maryland: $79,259 average income per person (per capita personal income).
- Maryland's average income is 1.1 times (12%) higher than Hawaii's.
Hawaii vs Maryland Counties
Number of counties
- Hawaii has 5 counties, while Maryland has 24.
- Maryland's county count is 4.8 times (380%) higher than Hawaii's.
Biggest county by area
- Hawaii's largest county is Hawaii County at 4,028 square miles; Maryland's is Frederick County at 661 square miles.
- Hawaii County's land area is 6.1 times (510%) larger than Frederick County's.
Smallest county by area
- Hawaii: Kalawao County (12 sq mi) vs Maryland: Baltimore city (81 sq mi).
- Baltimore city's land area is 6.7 times (574%) larger than Kalawao County's.
Most populous county
- Hawaii: Honolulu County (998,747 people) vs Maryland: Montgomery County (1,082,273 people).
- Montgomery County's population is 1.1 times (8%) larger than Honolulu County's.
Least populous county
- Hawaii: Kalawao County (81 people) vs Maryland: Kent County (19,557 people).
- Kent County's population is 241.4 times larger than Kalawao County's.
Richest county
- Hawaii: Honolulu County ($74,681 per capita income) vs Maryland: Montgomery County ($104,882).
- Montgomery County's income is 1.4 times (40%) richer than Honolulu County's.
Poorest county
- Hawaii: Hawaii County ($57,694 per capita income) vs Maryland: Somerset County ($41,421).
- Hawaii County's income is 1.4 times (39%) richer than Somerset County's.
Hawaii vs Maryland Taxes
State income tax
- Hawaii has a top income tax rate of 11%, while Maryland has a top income tax rate of 6.5%.
- Hawaii's top rate is 4.5 percentage points higher.
Property tax
- Hawaii: 0.27% effective rate vs Maryland: 0.95% of home value per year.
- Maryland's rate is 0.68 percentage points higher.
Sales tax
- Hawaii: 4.5% combined state and average local rate vs Maryland: 6%.
- Maryland's combined rate is 1.5 percentage points higher.
Official Websites
Hawaii official website · Maryland official website
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More Size Comparisons
All Hawaii 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.