Share of marine territorial waters that are protected in New Zealand

New Zealand: Share of marine territorial waters that are protected was 30.4% in 2025. ▬ Flat

Latest (2025)
30.4%
Change on year
unchanged
World rank
17th
of 174 countries
All-time high
30.4%
in 2014
All-time low
27.9%
in 2013
Years of data
13
2013–2025

Share of marine territorial waters that are protected in New Zealand, 2013–2025

01020302013201920252013: 27.9 % of territorial waters2014: 30.4 % of territorial waters2015: 30.4 % of territorial waters2016: 30.4 % of territorial waters2017: 30.4 % of territorial waters2018: 30.4 % of territorial waters2019: 30.4 % of territorial waters2020: 30.4 % of territorial waters2021: 30.4 % of territorial waters2022: 30.4 % of territorial waters2023: 30.4 % of territorial waters2024: 30.4 % of territorial waters2025: 30.4 % 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. Measured in % of territorial waters.

Analysis

In 2025, share of marine territorial waters that are protected in New Zealand stood at 30.4%. That is the highest value across all 13 years on record.

The figure is unchanged over ten years.

Over the whole period, share of marine territorial waters that are protected in New Zealand peaked at 30.4% in 2014 and was at its lowest, 27.9%, in 2013.

New Zealand ranks 17th of 174 countries on this measure, in the top 10%.

Averages by decade

DecadeAverage LowestHighest Years
2010s 30.0% 27.9% 30.4% 7
2020s 30.4% 30.4% 30.4% 6

Countries ranked near New Zealand

  1. 14 Netherlands 33.5% compare
  2. 15 Seychelles 32.6% compare
  3. 16 Northern Mariana Islands 32.4% compare
  4. 18 Costa Rica 28.4% compare
  5. 19 Denmark 27.1% compare
  6. 20 Gabon 26.8% compare

See the full ranking of 174 places →

More reference data data for New Zealand

All data for New Zealand →

Frequently asked questions

What is share of marine territorial waters that are protected in New Zealand?
Share of marine territorial waters that are protected in New Zealand was 30.4% in 2025, according to Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data.
What is the highest share of marine territorial waters that are protected recorded in New Zealand?
The highest recorded value was 30.4% in 2014.
What is the lowest share of marine territorial waters that are protected recorded in New Zealand?
The lowest recorded value was 27.9% in 2013.
How does New Zealand rank for share of marine territorial waters that are protected?
New Zealand ranks 17th out of 174 countries with data for 2025.
Is share of marine territorial waters that are protected rising or falling in New Zealand?
Over the last ten years it is unchanged. The long-run trend across the full record is flat.
Where does this New Zealand data come from?
The figures 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 part of Share of marine territorial waters that are protected. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 13 observations, free to reuse under CC BY 4.0 (Our World in Data).

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

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.