Total & land area: Australia vs Costa Rica size comparison

Australia is 150.3 times bigger by total area compared to Costa Rica: 2,969,907 sq mi vs 19,761 sq mi. Without inland water, the land area of Australia is 2,969,906 sq mi vs 19,714 sq mi for Costa Rica — a 150.6 times difference in territory size.

Australia ranks 6/197 by total surface area vs 126/197 for Costa Rica.
Australia occupies 5.16% of the land mass of all countries, compared with 0.03% for Costa Rica.
47.2% of Australia's area is agricultural land vs 33.1% in Costa Rica.
Australia has 7.61% of the world's agricultural land area — Costa Rica has 0.04%.
17.4% of Australia is covered by forests, compared to 60.4% in Costa Rica.
3.32% of the world's forests are in Australia, and 0.08% are in Costa Rica.

True size map comparison: Australia vs Costa Rica

See how Australia and Costa Rica compare in true size on the map. Drag the outlines to different latitudes to see how the Mercator projection affects their apparent size.

Total size and land area comparison

	Australia	Costa Rica
Total area	2,969,907 sq mi	19,761 sq mi
Size difference ratio	150.3	1
Total area rank	6/197	126/197
Share of all countries' surface area	1.51%	0.01%
Land area	2,969,906 sq mi	19,714 sq mi
Land area difference ratio	150.6	1
Land area rank	6/197	126/197
Share of all countries' land area	5.16%	0.03%
Population	27,196,812	5,129,910
Population density	9.34 ppl/mi²	262.6 ppl/mi²

Surface area by type

	Australia	Costa Rica
Forest area	517,397 sq mi	11,907 sq mi
Forest area as share of land	17.4%	60.4%
Forest area rank	6/196	90/196
World's forests share	3.32%	0.08%
Agricultural land area	1,402,492 sq mi	6,534 sq mi
Agricultural land share	47.2%	33.1%
Agricultural land area rank	3/194	125/194
Share of global agricultural land	7.61%	0.04%
Arable land	119,652 sq mi	645 sq mi
Arable land share	4.03%	3.27%
Arable land area rank	10/191	142/191
Permanent cropland	1,486 sq mi	1,456 sq mi
Permanent cropland share	0.05%	7.39%
Permanent cropland area rank	61/192	62/192
Water area	1.54 sq mi	46.3 sq mi
Water as share of total area	0.00005%	0.23%
Water area rank	152/197	138/197
Roads length	607,623 mi	3,129 mi
Land borders length	0 mi	411 mi
Coastline length	16,007 mi	802 mi
Share of marine protected waters	45.4%	28.4%

Australia vs Costa Rica size on the map

Data sources: World Bank | Agriculture & Rural Development (2026, retrieved 2026-04-06).

GeoRank.org/size/australia/costa-rica | CC BY

The map above outlines the borders of Australia and Costa Rica but is not accurate for size comparison because it's a 2d map with Mercator projection that distorts territories near the poles. The farther a country is from the equator, the more magnified it appears. More about country size projections.