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Tanzania

Population

73,191,382

Estimated as of Oct 22, 2026View source
Population rank
20th
Share of world
0.87%
Annual change
+2,017,9152.92%

Population of Tanzania

0100M200M300M400M500M202673.2M2050 projection129.6M↑ 77% from 202619601980200020202040206020802100

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

95% prediction interval

Current population estimate: 73,191,382. 2050 projection: 129,621,103.Use the arrow keys on the chart to inspect individual years.

Historical population estimates for Tanzania. Annual change is shown as a percentage.
202672,563,7802.92%20
202570,545,8652.96%21
202060,972,7983.04%23
201959,174,8913.03%25
201857,437,1453.21%25
201755,652,8903.40%25
201552,020,9623.05%25
201044,758,4882.70%30
200539,182,0762.72%31
200034,260,1392.43%32

Showing 10 of 19 years.

Population by City

Dar es Salaam is home to 5,855,189 people, 8.07% of Tanzania's population.

City population5M2M900K
Dar es Salaam 5.9MMwanza 1.3MDodoma 934.6KZanzibar 815.7KArusha 723.1KMbeya 620.6KMorogoro 560.5KKahama 554.1KTanga 480.5KGeita 388.4K
Largest cities by 2026 population and share of the national population.
1Dar es Salaam5.9M8.07%
2Mwanza1.3M1.82%
3Dodoma934.6K1.29%
4Zanzibar815.7K1.12%
5Arusha723.1K1.00%
6Mbeya620.6K0.86%
7Morogoro560.5K0.77%
8Kahama554.1K0.76%
9Tanga480.5K0.66%
10Geita388.4K0.54%

Tanzania by the Numbers

Estimated as of Oct 22, 2026

Population
Tanzania is home to an estimated 73,191,382 people, the 20th largest population in the world.
Daily change
Tanzania has a net population change of approximately 5,554 people per day, driven by 6,734 births, 1,111 deaths, and net emigration of 69 people.
Share of world
Tanzania makes up 0.87% of the world's population and 4.58% of Africa's.
Density
81.9 people per km² of land (212.2 per mi²), ranking 131st among countries and territories.
Urban living
36.88% of people live in urban areas.

Tanzania Demographics

Age & longevity

MaleFemale100+ years, male: 86100+ years, female: 95695–99 years, male: 1,01995–99 years, female: 5,69990–94 years, male: 6,85890–94 years, female: 22,02785–89 years, male: 28,98785–89 years, female: 59,56780–84 years, male: 83,88380–84 years, female: 134,42075–79 years, male: 164,37375–79 years, female: 245,69070–74 years, male: 245,94570–74 years, female: 380,68565–69 years, male: 332,33865–69 years, female: 490,43660–64 years, male: 481,80760–64 years, female: 584,86355–59 years, male: 751,98255–59 years, female: 795,01650–54 years, male: 1,043,34850–54 years, female: 1,098,10345–49 years, male: 1,291,77745–49 years, female: 1,401,17840–44 years, male: 1,591,15040–44 years, female: 1,694,98735–39 years, male: 1,954,36435–39 years, female: 2,012,34730–34 years, male: 2,378,49030–34 years, female: 2,391,30425–29 years, male: 2,870,23925–29 years, female: 2,869,27520–24 years, male: 3,405,14220–24 years, female: 3,398,08715–19 years, male: 3,902,28915–19 years, female: 3,860,66710–14 years, male: 4,480,97310–14 years, female: 4,405,9805–9 years, male: 5,190,1085–9 years, female: 5,079,3320–4 years, male: 5,782,5090–4 years, female: 5,645,499100+95–9990–9485–8980–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–42M2M4M4M

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

Median age

18.6 yrs

World: 31

Life expectancy

67.6 yrs

World: 73.8

Male

49.59%

Female

50.41%

Life expectancy 64.8Life expectancy 70.4

Ethnicity

99%

mainland - African

  • mainland - African99%
  • Other1%
  • Zanzibar - Arab, African, Mixed Arab and AfricanNot reported

Some groups have no reported percentage.

Data notes

Source estimate: est.

mainland - African: of which 95% are Bantu consisting of more than 130 tribes

Other: consisting of Asian, European, and Arab

Religion

63.1%

Christian, the largest religion

  • Christian63.1%
  • Muslim34.1%
  • unaffiliated1.4%
  • folk religion1.1%
  • Other0.2%
  • Buddhist0.1%
  • Hindu0.1%
  • Jewish0.1%
Data notes

Source estimate: 2020 est.

Zanzibar is almost entirely Muslim

Buddhist: less than 1%

Hindu: less than 1%

Jewish: less than 1%

Related Pages

Sources

  1. World Population Prospects (2024 Revision) - United Nations population estimates and projections.
  2. World Population Prospects (2024 Revision) - Tanzania United Nations Graphs/Profiles
  3. World Bank / UN World Urbanization Prospects - 2025: Urban population (% of total population), using national definitions.
  4. National Bureau of Statistics