Rank #78 by World Population

🇬🇺Guam

Guam has a population of 166,506, ranking #78 in the world. The capital is Agana. Located in East Asia & Pacific.

World Bank: High income

166,506

Population

#78

World Rank

77.2

Life Expectancy

GDP Per Capita

Guam, #78 by world population

Guam Population History (1960-2024)

The country of Guam had a population of 69,525 in 1960 and 167,777 in 2024, a 2.4× growth over 64 years. The peak was 167,777 in 2024. Average annual growth rate: 1.39%.

167,777

Population (2024)

69,525

Population (1960)

167,777

Peak (2024)

1.39%

Avg Annual Growth

Year	Population	Change	Annual %	Source
1960	69,525	-	-	estimate
1961	71,311	+1,786	+2.57%	estimate
1962	73,192	+1,881	+2.64%	estimate
1963	75,095	+1,903	+2.60%	estimate
1964	77,008	+1,913	+2.55%	estimate
1965	78,932	+1,924	+2.50%	estimate
1966	80,844	+1,912	+2.42%	estimate
1967	82,719	+1,875	+2.32%	estimate
1968	84,563	+1,844	+2.23%	estimate
1969	86,404	+1,841	+2.18%	estimate
1970	88,365	+1,961	+2.27%	estimate
1971	90,466	+2,101	+2.38%	estimate
1972	92,619	+2,153	+2.38%	estimate
1973	94,781	+2,162	+2.33%	estimate
1974	96,939	+2,158	+2.28%	estimate
1975	99,057	+2,118	+2.18%	estimate
1976	101,166	+2,109	+2.13%	estimate
1977	103,298	+2,132	+2.11%	estimate
1978	105,424	+2,126	+2.06%	estimate
1979	107,636	+2,212	+2.10%	estimate
1980	110,141	+2,505	+2.33%	estimate
1981	112,902	+2,761	+2.51%	estimate
1982	115,711	+2,809	+2.49%	estimate
1983	118,508	+2,797	+2.42%	estimate
1984	121,302	+2,794	+2.36%	estimate
1985	124,117	+2,815	+2.32%	estimate
1986	126,965	+2,848	+2.29%	estimate
1987	129,858	+2,893	+2.28%	estimate
1988	132,799	+2,941	+2.26%	estimate
1989	135,799	+3,000	+2.26%	estimate
1990	138,610	+2,811	+2.07%	estimate
1991	141,073	+2,463	+1.78%	estimate
1992	143,393	+2,320	+1.64%	estimate
1993	145,654	+2,261	+1.58%	estimate
1994	147,868	+2,214	+1.52%	estimate
1995	150,054	+2,186	+1.48%	estimate
1996	152,169	+2,115	+1.41%	estimate
1997	154,215	+2,046	+1.34%	estimate
1998	156,237	+2,022	+1.31%	estimate
1999	158,289	+2,052	+1.31%	estimate
2000	160,065	+1,776	+1.12%	estimate
2001	161,329	+1,264	+0.79%	estimate
2002	162,315	+986	+0.61%	estimate
2003	163,137	+822	+0.51%	estimate
2004	163,810	+673	+0.41%	estimate
2005	164,365	+555	+0.34%	estimate
2006	164,839	+474	+0.29%	estimate
2007	165,267	+428	+0.26%	estimate
2008	165,693	+426	+0.26%	estimate
2009	166,173	+480	+0.29%	estimate
2010	166,522	+349	+0.21%	estimate
2011	166,543	+21	+0.01%	estimate
2012	166,331	-212	-0.13%	estimate
2013	165,966	-365	-0.22%	estimate
2014	165,486	-480	-0.29%	estimate
2015	164,905	-581	-0.35%	estimate
2016	164,233	-672	-0.41%	estimate
2017	163,490	-743	-0.45%	estimate
2018	162,679	-811	-0.50%	estimate
2019	161,808	-871	-0.54%	estimate
2020	162,158	+350	+0.22%	estimate
2021	163,730	+1,572	+0.97%	estimate
2022	165,180	+1,450	+0.89%	estimate
2023	166,506	+1,326	+0.80%	estimate
2024	167,777	+1,271	+0.76%	estimate

Demographics

Population	166,506
Population Growth Rate	0.80%
Urban Population	94.1%
Fertility Rate	2.78 births/woman
Life Expectancy	77.2 years
Infant Mortality Rate	-
Literacy Rate	-

Economy & Trade

GDP Per Capita

5.3%

Unemployment Rate

High income

Income Level

328,000

Tourism Arrivals

Health & Education

Development & Connectivity

100.0%

Electricity Access

308.3

People per km2

-500

Net Migration

Environment

51.9%

Forest Area

Other Countries in East Asia & Pacific

American Samoa Australia Brunei Darussalam Cambodia China

Compare Guam

vs American Samoa vs Australia vs Brunei Darussalam vs Cambodia

Guam in global context

Guam is one of 212 countries tracked. See how it ranks globally, regional shares of world population, and projections to 2050 / 2100.

World Population 2026: Top 10 Countries, Regions & Trends →

Other related entities

American Samoa (47,521)Australia (26,659,922)Brunei Darussalam (458,949)Cambodia (17,423,880)China (1,410,710,000)All countries →

Country rankings

Populated Countries in the World Countries With Highest GDP Per Capita Countries With Highest Life Expectancy Countries With Highest Fertility Rates Countries With Highest Literacy Rates Urbanized Countries in the World Fastest Growing Countries by Population Countries With Highest Infant Mortality Countries With Highest Income Inequality Countries With Most International Tourism All rankings →

Frequently Asked Questions

Guam has a population of 166,506, ranking #78 in the world. The annual population growth rate is 0.80%.

Life expectancy in Guam is 77.2 years.

GDP data for Guam is available from the World Bank Open Data portal.

94.1% of Guam's population lives in urban areas. The overall population density is 308.3 people per square kilometer.

Literacy data for Guam is available from the World Bank.

Sources: World Bank Open Data

International data from the World Bank Open Data API. Population figures are latest available estimates. GDP per capita in current US dollars.

For this entity, the underlying data on this page comes from the U.S. Census Bureau ACS and decennial files. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.

The methodology behind every numeric value on this page is publicly documented on the the U.S. Census Bureau ACS and decennial files portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.

For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. states, metros, cities, and ZIPs with similar size, similar exposure, or similar geography — not the national-level summary alone.

Source: U.S. Census Bureau ACS, 2026.