How many years of comparable data are there for Chile and United Kingdom?

13 years are reported by both, from 2013 to 2025.

Where does this data come from?

Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data, published as Share of marine territorial waters that are protected. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chile vs United Kingdom: Share of marine territorial waters that are protected

Chile

41.2%

in 2025

United Kingdom

46.8%

in 2025

Chile rank

11th

United Kingdom rank

8th

Share of marine territorial waters that are protected over time

Chile
United Kingdom

How they compare

United Kingdom currently reports 46.8% against 41.2% in Chile, a difference of 5.6%.

That makes United Kingdom's figure about 1.1 times Chile's.

The two have swapped places 2 times across 13 shared years of data; in 2013 it was United Kingdom ahead.

Chile ranks 11th and United Kingdom ranks 8th of 174 countries.

United Kingdom has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade	Chile	United Kingdom	Difference	Ahead
2010s	15.5%	20.5%	5.0%	United Kingdom
2020s	41.3%	45.0%	3.7%	United Kingdom

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of marine territorial waters that are protected, Chile or United Kingdom?: United Kingdom, at 46.8% against 41.2% in Chile as of 2025.
What is the difference in share of marine territorial waters that are protected between Chile and United Kingdom?: 5.6%, with United Kingdom ahead.
How many years of comparable data are there for Chile and United Kingdom?: 13 years are reported by both, from 2013 to 2025.
How do Chile and United Kingdom rank globally for share of marine territorial waters that are protected?: Chile ranks 11th and United Kingdom ranks 8th of 174 countries.
Where does this data come from?: Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data, published as Share of marine territorial waters that are protected. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chile vs United Kingdom: Share of marine territorial waters that are protected. Statizoid, drawing on Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/compare/marine-protected-areas/chile/united-kingdom/

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<a href="https://reference.statizoid.com/compare/marine-protected-areas/chile/united-kingdom/">Chile vs United Kingdom: Share of marine territorial waters that are protected</a> — Statizoid

About this data

Indicator: Share of marine territorial waters that are protected
Unit: % of territorial waters
Source: Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 174 places, 2,223 data points, 2013–2025
Last refreshed: 18 September 2026

Marine protected areas are regions of intertidal or sub-tidal land and associated water, flora and fauna, and cultural and historical features that have been legally or effectively reserved for protection.