Guam's population is projected to be 206,208 by 2097.
Historical
Switch the toggle to see projected data.
| Year ↓ | Population | Change | Pop. Rank |
|---|---|---|---|
| 2026 | 170,185 | 0.78% | 192 |
| 2025 | 168,999 | 0.83% | 192 |
| 2020 | 162,158 | 0.22% | 192 |
| 2019 | 161,808 | -0.53% | 192 |
| 2018 | 162,679 | -0.5% | 192 |
| 2017 | 163,490 | -0.45% | 192 |
| 2015 | 164,905 | -0.19% | 192 |
| 2010 | 166,522 | 0.26% | 191 |
| 2005 | 164,365 | 0.53% | 190 |
| 2000 | 160,065 | 1.3% | 188 |
| Year ↑ | Population | Change | Pop. Rank |
|---|---|---|---|
| 2026 | 170,185 | 0.78% | 192 |
| 2032 | 176,683 | 0.62% | 192 |
| 2037 | 181,142 | 0.5% | 191 |
| 2042 | 185,237 | 0.45% | 190 |
| 2047 | 189,239 | 0.43% | 190 |
| 2052 | 192,854 | 0.38% | 190 |
| 2057 | 195,845 | 0.31% | 190 |
| 2062 | 198,108 | 0.23% | 191 |
| 2067 | 200,131 | 0.2% | 191 |
| 2072 | 202,041 | 0.19% | 191 |
17.8K
9K
18.1K
44.9K
Dededo has a metropolitan area population of 44,887, comprising 26.38%% of Guam's total population.
| Rank | City | 2026 Pop. ↓ | % of National Pop. |
|---|---|---|---|
| 1 | Dededo | 44,887 | 26.38% |
| 2 | Yigo | 18,653 | 10.96% |
| 3 | Tamuning | 17,807 | 10.46% |
| 4 | Mangilao | 12,541 | 7.37% |
| 5 | Barrigada | 7,451 | 4.38% |
| 6 | Chalan Pago-Ordot | 7,213 | 4.24% |
| 7 | Santa Rita | 6,713 | 3.94% |
| 8 | Yona | 6,191 | 3.64% |
| 9 | Mongmong-Toto-Maite | 6,127 | 3.6% |
| 10 | Agat | 4,290 | 2.52% |
As of 2026, Guam has a total population of 170,185, ranking as the 192nd most populous nation in the world.
Guam has a net population change of approximately 4 people per day, driven by 8 births, 3 deaths, and net emigration of 1 people.
Guam represents < 0.01% of the total global population and 0.36% of Oceania's population.
Guam has a population density of 315.2 people per km² (approximately 816.3 per mi²), making it the 43rd most densely populated country in the world.
Currently, 88.65% of the population resides in urban areas, a figure that is decreasing annually.
*Rates last updated: June 16, 2026
