Which country in Oceania has the highest population growth?

The Solomon Islands has the highest population growth in Oceania: +2.35% a year (2025). Next come Vanuatu (+2.23% a year) and Papua New Guinea (+1.75% a year).

Which country in Oceania has the lowest population growth?

The Marshall Islands, with −3.43% a year (2025).

What is the typical population growth of a country in Oceania?

The median of the 13 countries in Oceania is +0.65% a year: half are above it, half below. The median, not the average, because a few countries at the top would drag an average far above almost everyone.

Where do the figures come from?

How much the population grew or shrank over the year, in per cent: births minus deaths, plus people arriving minus people leaving. Source: World Bank, 2025. Only independent states are ranked; territories are listed separately. A country’s continent follows Natural Earth; the handful of island states it files under the open ocean are placed by their UN subregion.

Countries in Oceania by population growth

How much the population grew or shrank over the year, in per cent: births minus deaths, plus people arriving minus people leaving. 13 countries in Oceania, highest first. World Bank, 2025

See it on the map

Map: Population growth — Oceania — **−1%−0.2%+0.2%+1.5%+3%**No data

Highest

+2.35

Solomon Islands

Median country

+0.65

half above, half below

Lowest

−3.43

Marshall Islands

Countries in Oceania by population growth, World Bank, 2025
#	Country	% a year	Region
1	Solomon Islands	+2.35	Melanesia
2	Vanuatu	+2.23	Melanesia
3	Papua New Guinea	+1.75	Melanesia
4	Australia	+1.53	Australia and New Zealand
5	Kiribati	+1.45	Micronesia
=6	Nauru	+0.65	Micronesia
=6	New Zealand	+0.65	Australia and New Zealand
8	Samoa	+0.59	Polynesia
9	Fiji	+0.47	Melanesia
10	Micronesia	+0.46	Micronesia
11	Palau	−0.18	Micronesia
12	Tonga	−0.42	Polynesia
13	Marshall Islands	−3.43	Micronesia

Territories and other places

Not ranked: dependencies of the states above, places whose status is disputed. Highest first.

Place	% a year	Status
New Caledonia	+0.92	Territory of France
Guam	+0.73	Territory of United States of America
French Polynesia	+0.23	Territory of France
American Samoa	−1.59	Territory of United States of America
Northern Mariana Islands	−1.68	Territory of United States of America

Questions

Which country in Oceania has the highest population growth?: The Solomon Islands has the highest population growth in Oceania: +2.35% a year (2025). Next come Vanuatu (+2.23% a year) and Papua New Guinea (+1.75% a year).
Which country in Oceania has the lowest population growth?: The Marshall Islands, with −3.43% a year (2025).
What is the typical population growth of a country in Oceania?: The median of the 13 countries in Oceania is +0.65% a year: half are above it, half below. The median, not the average, because a few countries at the top would drag an average far above almost everyone.
Where do the figures come from?: How much the population grew or shrank over the year, in per cent: births minus deaths, plus people arriving minus people leaving. Source: World Bank, 2025. Only independent states are ranked; territories are listed separately. A country’s continent follows Natural Earth; the handful of island states it files under the open ocean are placed by their UN subregion.

Source: World Bank (CC BY 4.0). Figures more than 5 years older than the newest are left out rather than shown beside current ones. Countries sharing a value share a rank. All sources.