Demographics of American Samoa includepopulation density,ethnicity, education level, health of the populace, economic status, religious affiliations and other aspects.American Samoa is anunincorporated territory of the United States located in theSouth Pacific Ocean.

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The statistics from 1900 to 1950 and every decennial census are from the U.S. Census Bureau. There was no census taken in 1910, but a special census taken in 1912. Beginning with the 1930 Census,Swain Island is included in the population count for American Samoa. The remaining statistics are from theWorld Factbook, unless otherwise indicated.[1]
| Age Group | Male | Female | Total | % |
|---|---|---|---|---|
| Total | 28 164 | 27 355 | 55 519 | 100 |
| 0–4 | 3 417 | 3 194 | 6 611 | 11.91 |
| 5–9 | 3 470 | 3 065 | 6 535 | 11.77 |
| 10–14 | 3 214 | 3 065 | 6 279 | 11.31 |
| 15–19 | 3 218 | 3 078 | 6 296 | 11.34 |
| 20–24 | 1 944 | 1 947 | 3 891 | 7.01 |
| 25–29 | 1 670 | 1 654 | 3 324 | 5.99 |
| 30–34 | 1 726 | 1 784 | 3 510 | 6.32 |
| 35–39 | 1 845 | 1 764 | 3 609 | 6.50 |
| 40–44 | 1 793 | 1 807 | 3 600 | 6.48 |
| 45–49 | 1 673 | 1 716 | 3 389 | 6.10 |
| 50–54 | 1 335 | 1 344 | 2 679 | 4.83 |
| 55–59 | 1 011 | 1 038 | 2 049 | 3.69 |
| 60–64 | 755 | 725 | 1 480 | 2.67 |
| 65–69 | 500 | 460 | 960 | 1.73 |
| 70–74 | 321 | 333 | 654 | 1.18 |
| 75–79 | 155 | 182 | 337 | 0.61 |
| 80–84 | 76 | 130 | 206 | 0.37 |
| 85+ | 41 | 69 | 110 | 0.20 |
| Age group | Male | Female | Total | Percent |
| 0–14 | 10 101 | 9 324 | 19 425 | 34.99 |
| 15–64 | 16 970 | 16 857 | 33 827 | 60.93 |
| 65+ | 1 093 | 1 174 | 2 267 | 4.08 |
| Year | Population | Live births | Deaths | Natural increase | Crude birth rate | Crude death rate | Rate of natural increase | Total Fertility Rate |
|---|---|---|---|---|---|---|---|---|
| 2001 | 59,400 | 1,655 | 239 | 1,416 | 27.9 | 4.0 | 23.9 | 3.50 |
| 2002 | 60,800 | 1,629 | 295 | 1,334 | 26.8 | 4.9 | 21.9 | 3.86 |
| 2003 | 62,600 | 1,608 | 257 | 1,351 | 25.7 | 4.1 | 21.6 | 3.85 |
| 2004 | 64,100 | 1,713 | 289 | 1,424 | 26.7 | 4.5 | 22.2 | 4.14 |
| 2005 | 65,500 | 1,720 | 279 | 1,441 | 26.3 | 4.3 | 22.0 | 3.92 |
| 2006 | 66,900 | 1,442 | 267 | 1,175 | 21.6 | 4.0 | 17.6 | 3.52 |
| 2007 | 68,200 | 1,293 | 251 | 1,042 | 19.0 | 3.7 | 15.3 | 2.87 |
| 2008 | 69,200 | 1,338 | 240 | 1,098 | 19.3 | 3.5 | 15.8 | 2.91 |
| 2009 | 70,100 | 1,375 | 324 | 1,051 | 19.6 | 4.6 | 15.0 | 2.86 |
| 2010 | 67,380 | 1,279 | 247 | 1,032 | 19.0 | 3.7 | 15.3 | 3.11 |
| 2011 | 64,292 | 1,287 | 283 | 1,004 | 20.0 | 4.4 | 15.6 | 3.10 |
| 2012 | 63,596 | 1,175 | 282 | 893 | 18.5 | 4.4 | 14.1 | 2.85 |
| 2013 | 62,610 | 1,161 | 270 | 891 | 18.5 | 4.3 | 14.2 | 2.61 |
| 2014 | 61,811 | 1,084 | 259 | 825 | 17.5 | 4.2 | 13.3 | 2.60 |
| 2015 | 60,863 | 1,096 | 314 | 782 | 18.0 | 5.2 | 12.8 | 2.55 |
| 2016 | 60,200 | 1,013 | 280 | 733 | 16.8 | 4.7 | 12.1 | 2.69 |
| 2017 | 60,300 | 1,001 | 310 | 691 | 16.6 | 5.1 | 11.5 | 2.59 |
| 2018 | 59,600 | 921 | 298 | 623 | 15.5 | 5.0 | 10.5 | |
| 2019 | 58,500 | 840 | 278 | 562 | 14.4 | 4.8 | 9.6 | |
| 2020[10] | 49,841 | 734 | 322 | 412 | 14.7 | 6.5 | 8.2 | |
| 2021[10] | 51,561 | 706 | 331 | 375 | 13.7 | 6.4 | 7.3 | |
| 2022[10] | 51,269 | 706 | 399 | 307 | 13.8 | 7.8 | 6.0 | |
| 2023 | 737 | 356 | 381 | 13.8 | 6.7 | 7.1 |
Native languages include:
English proficiency is very high.
MajorChristian denominations on the island include theCongregational Christian Church in American Samoa, theCatholic Church, theChurch of Jesus Christ of Latter-day Saints and the Methodist Church of Samoa. Collectively, these churches account for the vast majority of the population.[11]
J. Gordon Melton in his book claims that theMethodists,Congregationalists with theLondon Missionary Society, and Catholics led the first Christian missions to the islands. Other denominations arrived later, beginning in 1895 with theSeventh-day Adventists, variousPentecostals (including theAssemblies of God),Church of the Nazarene,Jehovah's Witnesses, and theChurch of Jesus Christ of Latter-day Saints.
The World Factbook 2010 estimate shows the religious affiliations of American Samoa as 98.3%Christian, other 1%, unaffiliated 0.7%.[1] World Christian Database 2010 estimate shows the religious affiliations of American Samoa as 98.3% Christian, 0.7%agnostic, 0.4%Chinese Universalist, 0.3%Buddhist, and 0.3%Baháʼí.[12]
According toPew Research Center, 98.3% of the total population is Christian. Among Christians, 59.5% areProtestant, 19.7% are Catholic and 19.2% areother Christians. A major Protestant church on the island, gathering a substantial part of the local Protestant population, is theCongregational Christian Church in American Samoa, aReformed denomination in theCongregationalist tradition. As of August 2017[update],The Church of Jesus Christ of Latter-day Saints website claims membership of 16,180 or one-quarter of the whole population, with 41 congregations, and 4 family history centers in American Samoa.[13] TheJehovah's Witnesses claim 210 "ministers of the word" and 3 congregations.[14]
Those nationals — born on the 55,000-person US island territory in the South Pacific — receiveUS passports, can serve in themilitary and work and live on the mainland United States.