Northern Mariana Islands is a country in Oceania, known for its pristine beaches and World War II sites. It has a population of nearly 43 thousand, making it the 215th largest country in the world. Its capital is Saipan. Northern Mariana Islands has a US territory with tourism-based economy.
Northern Mariana Islands's population structure shows a notably higher male to female ratio of 1.13 to 1, with a median male age of 39.34 years old and a median female age of 40.36 years old. The highest concentration of adults under 75 years old is in the 57 and 58 year-old age groups, while the lowest concentration is in the 74 and 73 year-old age groups.
Data after 2022 is projected based on recent change
Overall: 39.80
Male: 39.34
Female: 40.36
There are 31,863 adults, (5,097 of whom are seniors) in Northern Mariana Islands.
Female: 20,196 (47%)
Male: 22,758 (53%)
* As of 2/18/2026
1 birth
Every 1.0 days
1 death
Every 1.0 days
1 emigrant
Every 12.0 hours
1 person
Every 12.0 hours
15K
10.9K
21.7K
47.6K
| City | 2026 Pop. ↓ |
|---|---|
| Saipan | 47,565 |
| San Jose Village | 15,000 |