How many years of comparable data are there for Estonia and United States?

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.

Estonia vs United States: Share of marine territorial waters that are protected

Estonia

19.2%

in 2025

United States

19.0%

in 2025

Estonia rank

31st

United States rank

32nd

Share of marine territorial waters that are protected over time

Estonia
United States

How they compare

Estonia currently reports 19.2% against 19.0% in United States, a difference of 0.2%.

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

Estonia ranks 31st and United States ranks 32nd of 174 countries.

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

Head to head by decade

Decade	Estonia	United States	Difference	Ahead
2010s	18.6%	30.9%	12.3%	United States
2020s	18.9%	22.1%	3.1%	United States

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of marine territorial waters that are protected, Estonia or United States?: Estonia, at 19.2% against 19.0% in United States as of 2025.
What is the difference in share of marine territorial waters that are protected between Estonia and United States?: 0.2%, with Estonia ahead.
How many years of comparable data are there for Estonia and United States?: 13 years are reported by both, from 2013 to 2025.
How do Estonia and United States rank globally for share of marine territorial waters that are protected?: Estonia ranks 31st and United States ranks 32nd 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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Estonia vs United States: 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 24 September 2026, from https://reference.statizoid.com/compare/marine-protected-areas/estonia/united-states/

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<a href="https://reference.statizoid.com/compare/marine-protected-areas/estonia/united-states/">Estonia vs United States: 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.