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  3. Cayman Islands vs Sri Lanka

Population density: Cayman Islands vs Sri Lanka compared

Updated on by Georank team

The Cayman Islands has a population density of 834 people per square mile compared to 928 people in Sri Lanka. The Cayman Islands has 38,165 sq ft of land per person vs 32,224 sq ft in Sri Lanka. The Cayman Islands and Sri Lanka rank 31st and 25th by population density, respectively.

Population density is calculated as the ratio of population to land area. The Cayman Islands has 0.0009% of the world's population and 0.0002% of all countries' land area, compared to 0.27% of the population and 0.04% of the land area for Sri Lanka, making the population density in the Cayman Islands 10.1% lower than in Sri Lanka.

Population density by year

Cayman Islands
Sri Lanka

people per square mile

1x

Data sources: World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2026, retrieved 2026-03-10).

GeoRank.org/population-density/cayman-islands/sri-lanka | CC BY

From 2006 to 2026, population density in the Cayman Islands increased by 60.2%, compared to a 10.4% growth in Sri Lanka.

In 2006, the Cayman Islands ranked 41st by population density and is 31st now. Sri Lanka was 25th in 2006 and still ranks 25th out of 197 currently.

Population density comparison

Cayman Islands Sri Lanka
Population density 834 ppl/mi² 928 ppl/mi²
Population density rank 31/197 25/197
Population
77619
22185425
Land area 92.7 sq mi 23,884 sq mi
Land area per capita 34,696 sq ft 30,382 sq ft
Rural population 0% 79.7%
Urban population 100% 20.3%
Living in agglomerations of 1M+ people 0% 0%

Share of urban population by year

Cayman Islands
Sri Lanka
1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/population-density/cayman-islands/sri-lanka | CC BY

From 2004 to 2024, the share of urban population changed from 100% to 100% in the Cayman Islands and from 14.9% to 20.3% in Sri Lanka.

Densely populated cities

Sri Lanka
City Population
Colombo 648K
Gampaha 191K
Beruwala 165K
Negombo 142K
Kandy 120K
Sri Jayawardenepura Kotte 116K
Trincomalee 99.1K
Galle 93.1K
Matara 68.2K
Anuradhapura 63.2K

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Population density in other countries

1x

Data sources: World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06); United Nations | World Population Prospects (1961–2026, retrieved 2026-03-10); U.S. Census Bureau (1961–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

GeoRank.org/population-density/cayman-islands/sri-lanka | CC BY

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Data sources:

  1. World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1961–2026, retrieved 2026-03-10)
  3. U.S. Census Bureau (1961–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2001–2025, retrieved 2026-02-08)

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