The map above shows District of Columbia and New Mexico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
District of Columbia vs New Mexico Geography
Land area
- District of Columbia has a land area of 61 square miles (158 km²), while New Mexico has 121,313 square miles (314,198 km²).
- New Mexico's land area is 1,988.6 times larger than District of Columbia's.
Total area
- District of Columbia: 68 square miles (177 km²) vs New Mexico: 121,593 square miles (314,925 km²), including inland and coastal water.
- New Mexico's total area is 1,779.2 times larger than District of Columbia's.
Length
- District of Columbia is 13 miles (22 km) long from north to south; New Mexico is 395 miles (635 km).
- New Mexico's north-south length is 30.4 times longer than District of Columbia's.
Width
- District of Columbia spans 12 miles (19 km) east to west; New Mexico spans 498 miles (801 km).
- New Mexico's east-west width is 41.5 times wider than District of Columbia's.
Highest point
- District of Columbia's highest point is Fort Reno at 429 feet (131 m); New Mexico's is Wheeler Peak at 13,150 feet (4,008 m).
- Wheeler Peak is 12,721 feet higher than Fort Reno.
Lowest point
- District of Columbia's lowest point is Potomac River at 0 feet; New Mexico's is Red Bluff Reservoir at 2,842 feet.
- District of Columbia's lowest point is 2,842 feet lower.
District of Columbia vs New Mexico Population and History
Population
- District of Columbia has a population of 702,250 (2024), while New Mexico has 2,130,256 (2024).
- New Mexico's population is 3.0 times (203%) larger than District of Columbia's.
Population density
- District of Columbia: 11,493.5 people per square mile vs New Mexico: 17.6.
- District of Columbia's population density is 653.0 times higher than New Mexico's.
Biggest city
- District of Columbia's biggest city is Washington with 702,250 people; New Mexico's is Albuquerque with 560,326.
- Washington's population is 1.3 times (25%) larger than Albuquerque'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 New Mexico's Albuquerque, NM metro area (926,303).
- Washington-Arlington-Alexandria, DC-VA-MD-WV metro area's population is 6.9 times (595%) larger than Albuquerque, NM metro area's.
History
- District of Columbia: The federal district, established by the Residence Act on July 16, 1790; not a state.
- New Mexico: Admitted to the Union on January 6, 1912, as the 47th state.
- In its current form, District of Columbia is the older of the two by 122 years.
District of Columbia vs New Mexico Economy
GDP
- District of Columbia's GDP is $184.3 billion (2024) vs New Mexico's $147.1 billion.
- District of Columbia's economic output is 1.3 times (25%) larger than New Mexico's.
GDP per capita
- District of Columbia: $262,439 per person vs New Mexico: $69,046.
- District of Columbia's GDP per capita is 3.8 times (280%) higher than New Mexico's.
Average income
- District of Columbia: $111,185 vs New Mexico: $58,249 average income per person (per capita personal income).
- District of Columbia's average income is 1.9 times (91%) higher than New Mexico's.
District of Columbia vs New Mexico Counties
Number of counties
- District of Columbia has 1 counties, while New Mexico has 33.
- New Mexico's county count is 33.0 times higher than District of Columbia's.
Biggest county by area
- District of Columbia's largest county is District of Columbia at 61 square miles; New Mexico's is Catron County at 6,924 square miles.
- Catron County's land area is 113.3 times larger than District of Columbia's.
Smallest county by area
- District of Columbia: District of Columbia (61 sq mi) vs New Mexico: Los Alamos County (109 sq mi).
- Los Alamos County's land area is 1.8 times (79%) larger than District of Columbia's.
Most populous county
- District of Columbia: District of Columbia (702,250 people) vs New Mexico: Bernalillo County (671,747 people).
- District of Columbia and Bernalillo County have about the same population.
Least populous county
- District of Columbia: District of Columbia (702,250 people) vs New Mexico: Harding County (635 people).
- District of Columbia's population is 1,105.9 times larger than Harding County's.
Richest county
- District of Columbia: District of Columbia ($111,185 per capita income) vs New Mexico: Los Alamos County ($98,378).
- District of Columbia's income is 1.1 times (13%) richer than Los Alamos County's.
Poorest county
- District of Columbia: District of Columbia ($111,185 per capita income) vs New Mexico: Cibola County ($36,397).
- District of Columbia's income is 3.1 times (205%) richer than Cibola County's.
District of Columbia vs New Mexico Taxes
State income tax
- District of Columbia has a top income tax rate of 10.75%, while New Mexico has a top income tax rate of 5.9%.
- District of Columbia's top rate is 4.85 percentage points higher.
Property tax
- District of Columbia: 0.63% effective rate vs New Mexico: 0.63% of home value per year.
- The two are essentially equal.
Sales tax
- District of Columbia: 6% combined state and average local rate vs New Mexico: 7.68%.
- New Mexico's combined rate is 1.68 percentage points higher.
Official Websites
District of Columbia official website · New Mexico official website
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More Size Comparisons
All District of Columbia size comparisons · All New Mexico 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.