The map above shows New Jersey and New Mexico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
New Jersey vs New Mexico Geography
Land area
- New Jersey has a land area of 7,355 square miles (19,049 km²), while New Mexico has 121,313 square miles (314,198 km²).
- New Mexico's land area is 16.5 times larger than New Jersey's.
Total area
- New Jersey: 8,719 square miles (22,583 km²) vs New Mexico: 121,593 square miles (314,925 km²), including inland and coastal water.
- New Mexico's total area is 13.9 times larger than New Jersey's.
Length
- New Jersey is 169 miles (271 km) long from north to south; New Mexico is 395 miles (635 km).
- New Mexico's north-south length is 2.3 times (134%) longer than New Jersey's.
Width
- New Jersey spans 129 miles (207 km) east to west; New Mexico spans 498 miles (801 km).
- New Mexico's east-west width is 3.9 times (286%) wider than New Jersey's.
Highest point
- New Jersey's highest point is High Point at 1,798 feet (548 m); New Mexico's is Wheeler Peak at 13,150 feet (4,008 m).
- Wheeler Peak is 11,352 feet higher than High Point.
Lowest point
- New Jersey's lowest point is Atlantic Ocean at 0 feet; New Mexico's is Red Bluff Reservoir at 2,842 feet.
- New Jersey's lowest point is 2,842 feet lower.
New Jersey vs New Mexico Population and History
Population
- New Jersey has a population of 9,500,851 (2024), while New Mexico has 2,130,256 (2024).
- New Jersey's population is 4.5 times (346%) larger than New Mexico's.
Population density
- New Jersey: 1,291.8 people per square mile vs New Mexico: 17.6.
- New Jersey's population density is 73.4 times higher than New Mexico's.
Biggest city
- New Jersey's biggest city is Newark with 317,303 people; New Mexico's is Albuquerque with 560,326.
- Albuquerque's population is 1.8 times (77%) larger than Newark's.
Largest metro area
- New Jersey's largest metropolitan area is New York-Newark-Jersey City, NY-NJ metro area (19,940,274 people) vs New Mexico's Albuquerque, NM metro area (926,303).
- New York-Newark-Jersey City, NY-NJ metro area's population is 21.5 times larger than Albuquerque, NM metro area's.
History
- New Jersey: Admitted to the Union on December 18, 1787, as the 3rd state.
- New Mexico: Admitted to the Union on January 6, 1912, as the 47th state.
- In its current form, New Jersey is the older of the two by 125 years.
New Jersey vs New Mexico Economy
GDP
- New Jersey's GDP is $846.0 billion (2024) vs New Mexico's $147.1 billion.
- New Jersey's economic output is 5.8 times (475%) larger than New Mexico's.
GDP per capita
- New Jersey: $89,045 per person vs New Mexico: $69,046.
- New Jersey's GDP per capita is 1.3 times (29%) higher than New Mexico's.
Average income
- New Jersey: $84,893 vs New Mexico: $58,249 average income per person (per capita personal income).
- New Jersey's average income is 1.5 times (46%) higher than New Mexico's.
New Jersey vs New Mexico Counties
Number of counties
- New Jersey has 21 counties, while New Mexico has 33.
- New Mexico's county count is 1.6 times (57%) higher than New Jersey's.
Biggest county by area
- New Jersey's largest county is Burlington County at 799 square miles; New Mexico's is Catron County at 6,924 square miles.
- Catron County's land area is 8.7 times (766%) larger than Burlington County's.
Smallest county by area
- New Jersey: Hudson County (46 sq mi) vs New Mexico: Los Alamos County (109 sq mi).
- Los Alamos County's land area is 2.4 times (136%) larger than Hudson County's.
Most populous county
- New Jersey: Bergen County (978,641 people) vs New Mexico: Bernalillo County (671,747 people).
- Bergen County's population is 1.5 times (46%) larger than Bernalillo County's.
Least populous county
- New Jersey: Salem County (65,874 people) vs New Mexico: Harding County (635 people).
- Salem County's population is 103.7 times larger than Harding County's.
Richest county
- New Jersey: Somerset County ($121,042 per capita income) vs New Mexico: Los Alamos County ($98,378).
- Somerset County's income is 1.2 times (23%) richer than Los Alamos County's.
Poorest county
- New Jersey: Cumberland County ($50,843 per capita income) vs New Mexico: Cibola County ($36,397).
- Cumberland County's income is 1.4 times (40%) richer than Cibola County's.
New Jersey vs New Mexico Taxes
State income tax
- New Jersey has a top income tax rate of 10.75%, while New Mexico has a top income tax rate of 5.9%.
- New Jersey's top rate is 4.85 percentage points higher.
Property tax
- New Jersey: 1.89% effective rate vs New Mexico: 0.63% of home value per year.
- New Jersey's rate is 1.26 percentage points higher.
Sales tax
- New Jersey: 6.6% combined state and average local rate vs New Mexico: 7.68%.
- New Mexico's combined rate is 1.08 percentage points higher.
Official Websites
New Jersey official website · New Mexico official website
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More Size Comparisons
All New Jersey 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.