The map above shows District of Columbia and Hawaii side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
District of Columbia vs Hawaii Geography
Land area: District of Columbia has a land area of 61 square miles (158 km²), while Hawaii has 6,423 square miles (16,634 km²). Hawaii's land area is 105.3 times larger than District of Columbia's.
Total area: District of Columbia: 68 square miles (177 km²) vs Hawaii: 10,970 square miles (28,412 km²), including inland and coastal water. Hawaii's total area is 160.5 times larger than District of Columbia's.
Length: District of Columbia is 13 miles (22 km) long from north to south; Hawaii is 333 miles (536 km). Hawaii's north-south length is 25.6 times longer than District of Columbia's.
Width: District of Columbia spans 12 miles (19 km) east to west; Hawaii spans 386 miles (621 km). Hawaii's east-west width is 32.2 times wider than District of Columbia's.
Highest point: District of Columbia's highest point is Fort Reno at 429 feet (131 m); Hawaii's is Mauna Kea at 13,795 feet (4,205 m). Mauna Kea is 13,366 feet higher than Fort Reno.
Lowest point: District of Columbia's lowest point is Potomac River at 0 feet; Hawaii's is Pacific Ocean at 0 feet. Both lowest points are at or near sea level.
District of Columbia vs Hawaii Population and History
Population: District of Columbia has a population of 702,250 (2024), while Hawaii has 1,446,146 (2024). Hawaii's population is 2.1 times (106%) larger than District of Columbia's.
Population density: District of Columbia: 11,493.5 people per square mile vs Hawaii: 225.2. District of Columbia's population density is 51.0 times higher than Hawaii's.
Biggest city: District of Columbia's biggest city is Washington with 702,250 people; Hawaii's is Honolulu with 344,967. Washington's population is 2.0 times (104%) larger than Honolulu's.
Largest metro area: District of Columbia's largest metropolitan area is Washington-Arlington-Alexandria, DC-VA-MD-WV metro area (6,436,489 people) vs Hawaii's Urban Honolulu, HI metro area (998,747). 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: District of Columbia: The federal district, established by the Residence Act on July 16, 1790; not a state. Hawaii: Admitted to the Union on August 21, 1959, as the 50th state. In its current form, District of Columbia is the older of the two by 169 years.
District of Columbia vs Hawaii Economy
GDP: District of Columbia's GDP is $184.3 billion (2024) vs Hawaii's $117.6 billion. District of Columbia's economic output is 1.6 times (57%) larger than Hawaii's.
GDP per capita: District of Columbia: $262,439 per person vs Hawaii: $81,339. District of Columbia's GDP per capita is 3.2 times (223%) higher than Hawaii's.
Average income: District of Columbia: $111,185 vs Hawaii: $71,019 average income per person (per capita personal income). District of Columbia's average income is 1.6 times (57%) higher than Hawaii's.
District of Columbia vs Hawaii Counties
Number of counties: District of Columbia has 1 counties, while Hawaii has 5. Hawaii's county count is 5.0 times (400%) higher than District of Columbia's.
Biggest county by area: District of Columbia's largest county is District of Columbia at 61 square miles; Hawaii's is Hawaii County at 4,028 square miles. Hawaii County's land area is 65.9 times larger than District of Columbia's.
Smallest county by area: District of Columbia: District of Columbia (61 sq mi) vs Hawaii: Kalawao County (12 sq mi). District of Columbia's land area is 5.1 times (409%) larger than Kalawao County's.
Most populous county: District of Columbia: District of Columbia (702,250 people) vs Hawaii: Honolulu County (998,747 people). Honolulu County's population is 1.4 times (42%) larger than District of Columbia's.
Least populous county: District of Columbia: District of Columbia (702,250 people) vs Hawaii: Kalawao County (81 people). District of Columbia's population is 8,669.8 times larger than Kalawao County's.
Richest county: District of Columbia: District of Columbia ($111,185 per capita income) vs Hawaii: Honolulu County ($74,681). District of Columbia's income is 1.5 times (49%) richer than Honolulu County's.
Poorest county: District of Columbia: District of Columbia ($111,185 per capita income) vs Hawaii: Hawaii County ($57,694). District of Columbia's income is 1.9 times (93%) richer than Hawaii County's.
District of Columbia vs Hawaii Taxes
State income tax: District of Columbia has a top income tax rate of 10.75%, while Hawaii has a top income tax rate of 11%. Hawaii's top rate is 0.25 percentage points higher.
Property tax: District of Columbia: 0.63% effective rate vs Hawaii: 0.27% of home value per year. District of Columbia's rate is 0.36 percentage points higher.
Sales tax: District of Columbia: 6% combined state and average local rate vs Hawaii: 4.5%. District of Columbia's combined rate is 1.5 percentage points higher.
Official Websites
District of Columbia official website · Hawaii official website
More Size Comparisons
All District of Columbia size comparisons · All Hawaii 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.