Auckland
559 km²
Denver
401 km²
New Zealand
United States
Area Comparison
Auckland is 1.4x larger than Denver
Population Comparison
Auckland has 2.0x more people than Denver
Auckland is significantly larger, covering 1.4 times the area of Denver. Auckland spans 559 km² (216 mi²) while Denver covers 401 km² (155 mi²) — a difference of 158 km².
To put Auckland's size in perspective, its area of 559 km² is roughly the same size as Seoul. Meanwhile, Denver at 401 km² is about 1.5x smaller than Seoul.
In more relatable units, Auckland's 559 km² is about 78,000 American football fields, 160 times the area of Central Park, or 9 times the area of Manhattan. For Denver, that's about 56,000 American football fields, 200 times the area of Monaco, or 120 times the area of Central Park.
Auckland is a large metropolitan city in the North Island of New Zealand. It has an urban population of about 1,547,200. It is located in the greater Auckland Region, the area governed by Auckland Council, which includes outlying rural areas and the islands of the Hauraki Gulf, and which has a total population of 1,816,000 as of June 2025. It is the most populous city of New Zealand and the fifth-most populous city in Oceania.
Known as "City of Sails", Auckland covers 559 km² with a population of 1.5 million. The city was established in 1840. Auckland is known for Sky Tower, Hauraki Gulf islands, Auckland Harbour Bridge, among other attractions.
Auckland is the most populous city in New Zealand and the fifth-most populous city in all of Oceania.
Denver is the capital and most populous city of the U.S. state of Colorado. Officially a consolidated city and county, it is located in the South Platte River valley on the western edge of the High Plains, and is just east of the Front Range of the Rocky Mountains (Rockies). Denver is the 19th-most populous city in the United States and the fifth-most populous state capital, with a population of 715,522 at the 2020 census.
Nicknamed "Mile High City", Denver has an area of 401 km² and is home to 0.7 million people. The city dates back to 1858. Visitors come for Red Rocks Amphitheatre, Denver Art Museum, Union Station, and much more.
Denver sits in the South Platte River valley just east of the Rocky Mountains' Front Range.
Auckland has a population density of 2,630 people per km² — a moderately dense city. Denver, with 1,796 people per km², is a relatively spread-out city. Both cities have comparable density, though Auckland is slightly more compact.
Density Gap
Auckland is 1.5x more densely populated
Auckland covers 559 km². Cities with a similar urban footprint include Budapest (525 km²), Mumbai (603 km²), Madrid (604 km²), Warsaw (517 km²), or Seoul (605 km²).
Denver covers 401 km². Cities with a similar urban footprint include Vienna (415 km²), Portland (376 km²), Philadelphia (370 km²), Seattle (369 km²), or Dhaka (368 km²).
The straight-line distance from Auckland to Denver is 11,810 km (7,338 miles), with an estimated flight time of ~14h 24m.
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