Northern Mariana Islands Flag

Northern Mariana Islands

Population

42,688

Estimated as of Oct 22, 2026View source
Population rank
215th
Share of world
< 0.01%
Annual change
−6271.79%

Population of Northern Mariana Islands

0100K200K300K400K500K600K95% prediction intervalPeak202642.7K2050 projection42.8K↑ <1% from 202619601980200020202040206020802100

Source: United Nations — World Population Prospects (2024 Revision)

Current population estimate: 42,688. 2050 projection: 42,764.Use the arrow keys on the chart to inspect individual years.

Historical population estimates for Northern Mariana Islands. Annual change is shown as a percentage.
202642,9141.79%215
202543,5411.74%215
202047,5281.25%212
201948,1291.93%212
201849,0771.77%212
201749,9591.60%212
201551,5140.97%211
201054,0912.80%211
200562,3541.82%207
200068,3567.25%205

Showing 10 of 19 years.

Population by City

Saipan is home to 31,929 people, 74.40% of Northern Mariana Islands' population.

City population30K10K5K
Saipan 31.9KTinian 2.6KRota 1.7KNorthern Islands 2.0
Largest cities by 2026 population and share of the national population.
1Saipan31.9K74.40%
2Tinian2.6K6.02%
3Rota1.7K3.88%
4Northern Islands2.0<0.01%

Northern Mariana Islands by the Numbers

Estimated as of Oct 22, 2026

Population
Northern Mariana Islands is home to an estimated 42,688 people, the 215th largest population in the world.
Daily change
Northern Mariana Islands has a net population change of approximately -2 people per day, driven by 1 births, 1 deaths, and net emigration of 2 people.
Share of world
Northern Mariana Islands makes up < 0.01% of the world's population and 0.09% of Oceania's.
Density
93.3 people per km² of land (241.6 per mi²), ranking 123rd among countries and territories.
Urban living
92.18% of people live in urban areas.

Northern Mariana Islands Demographics

Age & longevity

MaleFemale95–99 years, male: 295–99 years, female: 490–94 years, male: 1690–94 years, female: 3085–89 years, male: 4485–89 years, female: 7080–84 years, male: 12880–84 years, female: 14775–79 years, male: 35975–79 years, female: 34570–74 years, male: 74270–74 years, female: 71865–69 years, male: 1,34065–69 years, female: 1,15260–64 years, male: 1,80260–64 years, female: 1,55855–59 years, male: 2,01655–59 years, female: 1,88750–54 years, male: 1,86450–54 years, female: 1,68145–49 years, male: 1,58645–49 years, female: 1,41740–44 years, male: 1,31240–44 years, female: 1,16435–39 years, male: 1,22535–39 years, female: 1,00030–34 years, male: 1,01030–34 years, female: 88825–29 years, male: 98325–29 years, female: 76520–24 years, male: 1,63320–24 years, female: 1,44715–19 years, male: 2,01115–19 years, female: 1,82910–14 years, male: 1,76110–14 years, female: 1,5995–9 years, male: 1,5635–9 years, female: 1,3410–4 years, male: 1,3610–4 years, female: 1,154100+95–9990–9485–8980–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K1.5K1.5K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

Median age

39.8 yrs

World: 31

Life expectancy

79.2 yrs

World: 73.8

Male

52.98%

Female

47.02%

Life expectancy 77.6Life expectancy 81.1

Related Pages

Sources

  1. World Population Prospects (2024 Revision) - United Nations population estimates and projections.
  2. World Population Prospects (2024 Revision) - Northern Mariana Islands United Nations Graphs/Profiles
  3. World Bank / UN World Urbanization Prospects - 2025: Urban population (% of total population), using national definitions.
  4. Statistics for Development Division – Mariana Islands