The map above shows Arkansas and New Mexico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Arkansas vs New Mexico Geography
Land area
- Arkansas has a land area of 51,992 square miles (134,658 km²), while New Mexico has 121,313 square miles (314,198 km²).
- New Mexico's land area is 2.3 times (133%) larger than Arkansas'.
Total area
- Arkansas: 53,198 square miles (137,781 km²) vs New Mexico: 121,593 square miles (314,925 km²), including inland and coastal water.
- New Mexico's total area is 2.3 times (129%) larger than Arkansas'.
Length
- Arkansas is 243 miles (392 km) long from north to south; New Mexico is 395 miles (635 km).
- New Mexico's north-south length is 1.6 times (63%) longer than Arkansas'.
Width
- Arkansas spans 279 miles (449 km) east to west; New Mexico spans 498 miles (801 km).
- New Mexico's east-west width is 1.8 times (78%) wider than Arkansas'.
Highest point
- Arkansas's highest point is Mount Magazine at 2,752 feet (839 m); New Mexico's is Wheeler Peak at 13,150 feet (4,008 m).
- Wheeler Peak is 10,398 feet higher than Mount Magazine.
Lowest point
- Arkansas's lowest point is Ouachita River at 55 feet; New Mexico's is Red Bluff Reservoir at 2,842 feet.
- Arkansas's lowest point is 2,787 feet lower.
Arkansas vs New Mexico Population and History
Population
- Arkansas has a population of 3,088,354 (2024), while New Mexico has 2,130,256 (2024).
- Arkansas' population is 1.4 times (45%) larger than New Mexico's.
Population density
- Arkansas: 59.4 people per square mile vs New Mexico: 17.6.
- Arkansas' population density is 3.4 times (238%) higher than New Mexico's.
Biggest city
- Arkansas's biggest city is Little Rock with 204,774 people; New Mexico's is Albuquerque with 560,326.
- Albuquerque's population is 2.7 times (174%) larger than Little Rock's.
Largest metro area
- Arkansas's largest metropolitan area is Memphis, TN-MS-AR metro area (1,339,345 people) vs New Mexico's Albuquerque, NM metro area (926,303).
- Memphis, TN-MS-AR metro area's population is 1.4 times (45%) larger than Albuquerque, NM metro area's.
History
- Arkansas: Admitted to the Union on June 15, 1836, as the 25th state.
- New Mexico: Admitted to the Union on January 6, 1912, as the 47th state.
- In its current form, Arkansas is the older of the two by 76 years.
Arkansas vs New Mexico Economy
GDP
- Arkansas's GDP is $188.3 billion (2024) vs New Mexico's $147.1 billion.
- Arkansas' economic output is 1.3 times (28%) larger than New Mexico's.
GDP per capita
- Arkansas: $60,984 per person vs New Mexico: $69,046.
- New Mexico's GDP per capita is 1.1 times (13%) higher than Arkansas'.
Average income
- Arkansas: $59,320 vs New Mexico: $58,249 average income per person (per capita personal income).
- Arkansas and New Mexico have about the same average income.
Arkansas vs New Mexico Counties
Number of counties
- Arkansas has 75 counties, while New Mexico has 33.
- Arkansas' county count is 2.3 times (127%) higher than New Mexico's.
Biggest county by area
- Arkansas's largest county is Union County at 1,039 square miles; New Mexico's is Catron County at 6,924 square miles.
- Catron County's land area is 6.7 times (566%) larger than Union County's.
Smallest county by area
- Arkansas: Lafayette County (530 sq mi) vs New Mexico: Los Alamos County (109 sq mi).
- Lafayette County's land area is 4.9 times (385%) larger than Los Alamos County's.
Most populous county
- Arkansas: Pulaski County (401,209 people) vs New Mexico: Bernalillo County (671,747 people).
- Bernalillo County's population is 1.7 times (67%) larger than Pulaski County's.
Least populous county
- Arkansas: Calhoun County (4,690 people) vs New Mexico: Harding County (635 people).
- Calhoun County's population is 7.4 times (639%) larger than Harding County's.
Richest county
- Arkansas: Benton County ($120,594 per capita income) vs New Mexico: Los Alamos County ($98,378).
- Benton County's income is 1.2 times (23%) richer than Los Alamos County's.
Poorest county
- Arkansas: Lincoln County ($36,032 per capita income) vs New Mexico: Cibola County ($36,397).
- Lincoln County and Cibola County have about the same income.
Arkansas vs New Mexico Taxes
State income tax
- Arkansas has a top income tax rate of 3.9%, while New Mexico has a top income tax rate of 5.9%.
- New Mexico's top rate is 2 percentage points higher.
Property tax
- Arkansas: 0.52% effective rate vs New Mexico: 0.63% of home value per year.
- New Mexico's rate is 0.11 percentage points higher.
Sales tax
- Arkansas: 9.48% combined state and average local rate vs New Mexico: 7.68%.
- Arkansas's combined rate is 1.8 percentage points higher.
Official Websites
Arkansas official website · New Mexico official website
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More Size Comparisons
All Arkansas 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.