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
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.