The latest officially reported population of Poland was 36,435,861 in 2025 vs 70,545,865 people in Tanzania in 2025. In 2026, based on the adjusted UN estimation, the current Poland's population is 36,007,074 people compared to 73,639,263 in Tanzania.
Population statistics:
- Tanzania's population is 2.05 times bigger than Poland's.
- Poland is ranked the 47th most populous country in the world, while Tanzania is the 20th.
- The countries together account for 1.32% of the world: 0.43% for Poland vs 0.89% for Tanzania.
- For the last 10 years, Poland has had an average growth rate of -0.38% per year vs +3.11% in Tanzania.
- Since 2006, the population of Poland has decreased from 38.1M people to 36M (5.6% decline), while Tanzania has grown from 40.3M to 73.6M (82.8% growth).
Poland vs Tanzania: population by year and forecast
| Year | Population | |
|---|---|---|
Poland
|
Tanzania
|
|
| 2100 | 18,452,579 | 265,471,550 |
| 2099 | 18,644,857 | 263,137,702 |
| 2098 | 18,838,707 | 260,784,676 |
| 2097 | 19,033,962 | 258,387,890 |
| 2096 | 19,231,896 | 255,972,277 |
| 2095 | 19,431,204 | 253,543,248 |
| 2094 | 19,634,214 | 251,095,452 |
| 2093 | 19,840,304 | 248,605,184 |
| 2092 | 20,049,969 | 246,083,651 |
| 2091 | 20,263,764 | 243,533,968 |
| 2090 | 20,482,150 | 240,979,094 |
| 2089 | 20,705,051 | 238,393,867 |
| 2088 | 20,933,750 | 235,775,056 |
| 2087 | 21,167,790 | 233,145,231 |
| 2086 | 21,407,163 | 230,474,072 |
| 2085 | 21,652,018 | 227,778,580 |
| 2084 | 21,902,736 | 225,090,075 |
| 2083 | 22,159,983 | 222,400,079 |
| 2082 | 22,423,109 | 219,697,321 |
| 2081 | 22,691,495 | 216,974,796 |
| 2080 | 22,964,515 | 214,235,505 |
| 2079 | 23,242,960 | 211,466,096 |
| 2078 | 23,524,184 | 208,688,171 |
| 2077 | 23,811,918 | 205,898,494 |
| 2076 | 24,102,012 | 203,086,766 |
| 2075 | 24,395,355 | 200,278,383 |
| 2074 | 24,691,719 | 197,449,196 |
| 2073 | 24,990,908 | 194,624,081 |
| 2072 | 25,290,453 | 191,805,820 |
| 2071 | 25,590,102 | 188,974,004 |
| 2070 | 25,889,034 | 186,134,634 |
| 2069 | 26,187,633 | 183,293,747 |
| 2068 | 26,485,171 | 180,458,385 |
| 2067 | 26,780,961 | 177,622,538 |
| 2066 | 27,074,124 | 174,786,430 |
| 2065 | 27,364,039 | 171,897,059 |
| 2064 | 27,650,950 | 169,048,435 |
| 2063 | 27,934,132 | 166,202,091 |
| 2062 | 28,212,240 | 163,354,473 |
| 2061 | 28,487,283 | 160,521,858 |
| 2060 | 28,757,525 | 157,707,240 |
| 2059 | 29,025,705 | 154,905,240 |
| 2058 | 29,288,751 | 152,106,040 |
| 2057 | 29,548,996 | 149,311,257 |
| 2056 | 29,806,770 | 146,505,507 |
| 2055 | 30,060,951 | 143,722,840 |
| 2054 | 30,311,416 | 140,970,467 |
| 2053 | 30,559,065 | 138,249,490 |
| 2052 | 30,801,964 | 135,540,803 |
| 2051 | 31,043,690 | 132,838,721 |
| 2050 | 31,281,762 | 130,145,345 |
| 2049 | 31,516,893 | 127,483,126 |
| 2048 | 31,748,736 | 124,809,212 |
| 2047 | 31,978,608 | 122,146,647 |
| 2046 | 32,205,877 | 119,511,124 |
| 2045 | 32,431,013 | 116,903,642 |
| 2044 | 32,653,012 | 114,318,843 |
| 2043 | 32,873,136 | 111,765,580 |
| 2042 | 33,090,733 | 109,231,423 |
| 2041 | 33,303,578 | 106,738,458 |
| 2040 | 33,514,705 | 104,262,479 |
| 2039 | 33,722,530 | 101,804,600 |
| 2038 | 33,926,660 | 99,370,760 |
| 2037 | 34,126,585 | 96,974,485 |
| 2036 | 34,323,967 | 94,592,848 |
| 2035 | 34,515,669 | 92,248,476 |
| 2034 | 34,704,048 | 89,920,872 |
| 2033 | 34,887,791 | 87,646,627 |
| 2032 | 35,067,502 | 85,401,853 |
| 2031 | 35,242,658 | 83,172,579 |
| 2030 | 35,410,392 | 80,989,443 |
| 2029 | 35,572,635 | 78,830,947 |
| 2028 | 35,725,650 | 76,723,335 |
| 2027 | 35,870,384 | 74,639,948 |
| 2026 | 36,007,074 | 72,582,361 |
| 2025 | 36,435,861 | 70,545,865 |
| 2024 | 36,559,233 | 68,560,157 |
| 2023 | 36,687,353 | 66,617,606 |
| 2022 | 36,821,749 | 64,711,821 |
| 2021 | 36,981,559 | 62,830,412 |
| 2020 | 37,515,748 | 60,972,798 |
| 2019 | 37,965,475 | 59,174,891 |
| 2018 | 37,974,750 | 57,437,145 |
| 2017 | 37,974,826 | 55,652,890 |
| 2016 | 37,970,087 | 53,824,013 |
| 2015 | 37,986,412 | 52,020,962 |
| 2014 | 38,011,735 | 50,351,512 |
| 2013 | 38,040,196 | 48,824,128 |
| 2012 | 38,063,164 | 47,374,260 |
| 2011 | 38,063,255 | 46,029,367 |
| 2010 | 38,042,794 | 44,758,488 |
| 2009 | 38,151,603 | 43,633,982 |
| 2008 | 38,125,759 | 42,570,728 |
| 2007 | 38,120,560 | 41,435,512 |
| 2006 | 38,141,267 | 40,294,902 |
| 2005 | 38,165,445 | 39,182,076 |
| 2004 | 38,182,222 | 38,109,668 |
| 2003 | 38,204,570 | 37,089,555 |
| 2002 | 38,230,364 | 36,121,304 |
| 2001 | 38,248,076 | 35,198,299 |
| 2000 | 38,258,629 | 34,260,139 |
| 1999 | 38,660,271 | 33,300,330 |
| 1998 | 38,663,481 | 32,420,458 |
| 1997 | 38,649,660 | 31,578,089 |
| 1996 | 38,624,370 | 30,945,762 |
| 1995 | 38,594,998 | 30,383,497 |
| 1994 | 38,542,652 | 29,442,356 |
| 1993 | 38,461,408 | 28,332,692 |
| 1992 | 38,363,667 | 27,457,588 |
| 1991 | 38,246,193 | 26,780,436 |
| 1990 | 38,110,782 | 26,110,207 |
| 1989 | 37,961,529 | 25,438,759 |
| 1988 | 37,824,487 | 24,769,686 |
| 1987 | 37,668,045 | 24,030,378 |
| 1986 | 37,456,119 | 23,258,959 |
| 1985 | 37,201,885 | 22,501,693 |
| 1984 | 36,904,134 | 21,779,066 |
| 1983 | 36,571,808 | 21,079,874 |
| 1982 | 36,230,481 | 20,398,571 |
| 1981 | 35,898,587 | 19,784,703 |
| 1980 | 35,574,150 | 19,189,769 |
| 1979 | 35,247,217 | 18,592,038 |
| 1978 | 34,965,600 | 17,976,566 |
| 1977 | 34,689,050 | 17,352,929 |
| 1976 | 34,356,300 | 16,736,211 |
| 1975 | 34,015,199 | 16,138,361 |
| 1974 | 33,678,899 | 15,561,630 |
| 1973 | 33,357,200 | 15,010,101 |
| 1972 | 33,055,650 | 14,479,308 |
| 1971 | 32,783,500 | 13,971,451 |
| 1970 | 32,664,300 | 13,492,677 |
| 1969 | 32,548,300 | 13,036,700 |
| 1968 | 32,294,655 | 12,602,076 |
| 1967 | 31,987,155 | 12,200,109 |
| 1966 | 31,681,000 | 11,827,459 |
| 1965 | 31,444,950 | 11,470,728 |
| 1964 | 31,139,450 | 11,127,826 |
| 1963 | 30,712,000 | 10,799,528 |
| 1962 | 30,308,500 | 10,487,756 |
| 1961 | 29,964,000 | 10,187,886 |
| 1960 | 29,637,450 | 9,901,419 |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/poland/tanzania | CC BY 
From 2006 to 2016, the population of Poland decreased by 171,180 people (a 0.45% decline), while Tanzania gained 13,529,111 people (a 33.6% growth).
For the next 10 years, from 2016 to 2026, Poland lost 1,963,013 people (a 5.17% decline), while Tanzania's population increased by 19,815,250 people (a 36.8% growth).
Poland was ranked 32nd most populous country in 2006 and is 47th in 2026. Tanzania was ranked 30th in 2006 and ranked 20th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Poland's population will shrink by 13.1% to 31,281,762 people with a rank change from 47th to 61st. The population of Tanzania will increase by 76.7% to 130,145,345 people and rank change from 20th to 15th.
Tanzania is projected to reach its peak in 2100 at 265M people, while Poland's population already peaked in 1998 at 38.7M people and is projected to decrease to 18.5M people by 2100.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Poland
|
Tanzania
|
|
| 2100 | -1.03% | 0.89% |
| 2099 | -1.03% | 0.9% |
| 2098 | -1.03% | 0.93% |
| 2097 | -1.03% | 0.94% |
| 2096 | -1.03% | 0.96% |
| 2095 | -1.03% | 0.97% |
| 2094 | -1.04% | 1% |
| 2093 | -1.05% | 1.02% |
| 2092 | -1.06% | 1.05% |
| 2091 | -1.07% | 1.06% |
| 2090 | -1.08% | 1.08% |
| 2089 | -1.09% | 1.11% |
| 2088 | -1.11% | 1.13% |
| 2087 | -1.12% | 1.16% |
| 2086 | -1.13% | 1.18% |
| 2085 | -1.14% | 1.19% |
| 2084 | -1.16% | 1.21% |
| 2083 | -1.17% | 1.23% |
| 2082 | -1.18% | 1.25% |
| 2081 | -1.19% | 1.28% |
| 2080 | -1.2% | 1.31% |
| 2079 | -1.2% | 1.33% |
| 2078 | -1.21% | 1.35% |
| 2077 | -1.2% | 1.38% |
| 2076 | -1.2% | 1.4% |
| 2075 | -1.2% | 1.43% |
| 2074 | -1.2% | 1.45% |
| 2073 | -1.18% | 1.47% |
| 2072 | -1.17% | 1.5% |
| 2071 | -1.15% | 1.53% |
| 2070 | -1.14% | 1.55% |
| 2069 | -1.12% | 1.57% |
| 2068 | -1.1% | 1.6% |
| 2067 | -1.08% | 1.62% |
| 2066 | -1.06% | 1.68% |
| 2065 | -1.04% | 1.69% |
| 2064 | -1.01% | 1.71% |
| 2063 | -0.99% | 1.74% |
| 2062 | -0.97% | 1.76% |
| 2061 | -0.94% | 1.78% |
| 2060 | -0.92% | 1.81% |
| 2059 | -0.9% | 1.84% |
| 2058 | -0.88% | 1.87% |
| 2057 | -0.86% | 1.92% |
| 2056 | -0.85% | 1.94% |
| 2055 | -0.83% | 1.95% |
| 2054 | -0.81% | 1.97% |
| 2053 | -0.79% | 2% |
| 2052 | -0.78% | 2.03% |
| 2051 | -0.76% | 2.07% |
| 2050 | -0.75% | 2.09% |
| 2049 | -0.73% | 2.14% |
| 2048 | -0.72% | 2.18% |
| 2047 | -0.71% | 2.21% |
| 2046 | -0.69% | 2.23% |
| 2045 | -0.68% | 2.26% |
| 2044 | -0.67% | 2.28% |
| 2043 | -0.66% | 2.32% |
| 2042 | -0.64% | 2.34% |
| 2041 | -0.63% | 2.37% |
| 2040 | -0.62% | 2.41% |
| 2039 | -0.6% | 2.45% |
| 2038 | -0.59% | 2.47% |
| 2037 | -0.58% | 2.52% |
| 2036 | -0.56% | 2.54% |
| 2035 | -0.54% | 2.59% |
| 2034 | -0.53% | 2.59% |
| 2033 | -0.51% | 2.63% |
| 2032 | -0.5% | 2.68% |
| 2031 | -0.47% | 2.7% |
| 2030 | -0.46% | 2.74% |
| 2029 | -0.43% | 2.75% |
| 2028 | -0.4% | 2.79% |
| 2027 | -0.38% | 2.83% |
| 2026 | -1.18% | 2.89% |
| 2025 | -0.34% | 2.9% |
| 2024 | -0.35% | 2.92% |
| 2023 | -0.36% | 2.95% |
| 2022 | -0.43% | 2.99% |
| 2021 | -1.42% | 3.05% |
| 2020 | -1.18% | 3.04% |
| 2019 | -0.02% | 3.03% |
| 2018 | -0% | 3.21% |
| 2017 | 0.01% | 3.4% |
| 2016 | -0.04% | 3.47% |
| 2015 | -0.07% | 3.32% |
| 2014 | -0.07% | 3.13% |
| 2013 | -0.06% | 3.06% |
| 2012 | -0% | 2.92% |
| 2011 | 0.05% | 2.84% |
| 2010 | -0.29% | 2.58% |
| 2009 | 0.07% | 2.5% |
| 2008 | 0.01% | 2.74% |
| 2007 | -0.05% | 2.83% |
| 2006 | -0.06% | 2.84% |
| 2005 | -0.04% | 2.81% |
| 2004 | -0.06% | 2.75% |
| 2003 | -0.07% | 2.68% |
| 2002 | -0.05% | 2.62% |
| 2001 | -0.03% | 2.74% |
| 2000 | -1.04% | 2.88% |
| 1999 | -0.008% | 2.71% |
| 1998 | 0.04% | 2.67% |
| 1997 | 0.07% | 2.04% |
| 1996 | 0.08% | 1.85% |
| 1995 | 0.14% | 3.2% |
| 1994 | 0.21% | 3.92% |
| 1993 | 0.25% | 3.19% |
| 1992 | 0.31% | 2.53% |
| 1991 | 0.36% | 2.57% |
| 1990 | 0.39% | 2.64% |
| 1989 | 0.36% | 2.7% |
| 1988 | 0.42% | 3.08% |
| 1987 | 0.57% | 3.32% |
| 1986 | 0.68% | 3.37% |
| 1985 | 0.81% | 3.32% |
| 1984 | 0.91% | 3.32% |
| 1983 | 0.94% | 3.34% |
| 1982 | 0.92% | 3.1% |
| 1981 | 0.91% | 3.1% |
| 1980 | 0.93% | 3.21% |
| 1979 | 0.81% | 3.42% |
| 1978 | 0.8% | 3.59% |
| 1977 | 0.97% | 3.68% |
| 1976 | 1% | 3.7% |
| 1975 | 1% | 3.71% |
| 1974 | 0.96% | 3.67% |
| 1973 | 0.91% | 3.67% |
| 1972 | 0.83% | 3.63% |
| 1971 | 0.36% | 3.55% |
| 1970 | 0.36% | 3.5% |
| 1969 | 0.79% | 3.45% |
| 1968 | 0.96% | 3.29% |
| 1967 | 0.97% | 3.15% |
| 1966 | 0.75% | 3.11% |
| 1965 | 0.98% | 3.08% |
| 1964 | 1.39% | 3.04% |
| 1963 | 1.33% | 2.97% |
| 1962 | 1.15% | 2.94% |
| 1961 | 1.1% | 2.89% |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).
GeoRank.org/population/poland/tanzania | CC BY
In 2025, the population of Poland declined by 0.34%, while Tanzania's population grew by 2.9%.
Live population counters
|
Poland
|
Tanzania
|
|
|---|---|---|
| Current population |
36007074
|
73639263
|
| Population rank | 47/197 | 20/197 |
| Percent of world population | 0.43% | 0.89% |
| One net population change |
4.27 minutes
|
15.9 seconds
|
| One birth every |
2.08 minutes
|
13.2 seconds
|
| One death every |
1.28 minutes
|
1.34 minutes
|
| Daily growth/decline | -338 | +5,440 |
| Annual growth/decline | -123,372 | +1,985,708 |
| Annual growth/decline rate | -0.34% | +2.9% |
| Population growth rate rank | 179/197 | 16/197 |
| One migration net change every |
1.59 minutes
|
41.4 minutes
|
| Annual migration change | -330,820 | -12,730 |
| Net migration rank | 191/196 | 139/196 |
| Foreign-born residents | 1,739,901 | 462,371 |
| Foreign-born residents rank | 41/195 | 83/195 |
| Foreign-born share of population | 4.5% | 0.7% |
| Foreign-born share rank | 97/195 | 167/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Poland
|
Tanzania
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -330,820 | - | -12,730 |
| 2024 | -157,205 | -238,062 | 1,993,730 | -29,865 |
| 2023 | -135,743 | -7,824 | 1,960,623 | -39,388 |
| 2022 | -143,605 | 967,744 | 1,927,960 | -37,557 |
| 2021 | -184,907 | 2,251 | 1,880,137 | -7,704 |
| 2020 | -120,050 | 3,920 | 1,861,377 | -18,587 |
| 2019 | -34,169 | 7,696 | 1,816,669 | -63,602 |
| 2018 | -26,582 | -223 | 1,777,852 | -55,444 |
| 2017 | 0 | -21,535 | 1,726,909 | 119,142 |
| 2016 | -3,797 | -5,675 | 1,659,502 | 152,194 |
| 2015 | -26,590 | 3,887 | 1,592,882 | 201,495 |
| 2014 | 0 | 5,525 | 1,565,630 | -21,083 |
| 2013 | -19,020 | 12,402 | 1,509,008 | 1,241 |
| 2012 | 0 | 4,635 | 1,439,325 | -49,875 |
| 2011 | 11,419 | 45,951 | 1,384,886 | -84,546 |
| 2010 | 38,043 | 119,623 | 1,363,477 | -122,020 |
| 2009 | 30,521 | -8,283 | 1,332,015 | -324,478 |
| 2008 | 34,313 | -42,288 | 1,303,728 | -184,816 |
| 2007 | 11,436 | -51,235 | 1,278,285 | -126,793 |
| 2006 | 3,814 | -68,882 | 1,257,927 | -128,231 |
| 2005 | -3,817 | -41,942 | 1,224,165 | -128,251 |
| 2004 | -7,637 | -38,216 | 1,175,379 | -126,490 |
| 2003 | -15,281 | -19,039 | 1,118,435 | -127,101 |
| 2002 | -3,823 | -16,462 | 1,063,195 | -118,047 |
| 2001 | 3,825 | -16,648 | 1,026,242 | -125,375 |
| 2000 | 11,478 | -15,921 | 985,185 | -9,701 |
| 1999 | 0 | -53,035 | 948,659 | -4,489 |
| 1998 | 19,332 | -39,509 | 920,806 | -105,184 |
| 1997 | 34,785 | -44,230 | 882,544 | -13,400 |
| 1996 | 42,487 | -45,349 | 868,524 | -473,007 |
| 1995 | 46,314 | -52,989 | 838,980 | -109,971 |
| 1994 | 96,357 | -41,845 | 803,953 | 349,348 |
| 1993 | 103,846 | -48,805 | 778,044 | 288,004 |
| 1992 | 118,928 | -46,893 | 767,961 | -83,825 |
| 1991 | 141,511 | -55,342 | 762,011 | -91,851 |
| 1990 | 160,066 | -50,339 | 750,825 | -80,529 |
| 1989 | 182,215 | -49,192 | 743,854 | -71,268 |
| 1988 | 215,599 | -101,671 | 736,551 | -71,012 |
| 1987 | 226,008 | -32,310 | 718,580 | 94,498 |
| 1986 | 258,448 | -22,520 | 705,677 | 24,101 |
| 1985 | 297,615 | -27,277 | 697,867 | 86,864 |
| 1984 | 332,137 | -18,402 | 687,435 | -26,938 |
| 1983 | 373,032 | -26,724 | 679,720 | 58,161 |
| 1982 | 369,551 | -34,980 | 662,627 | -37,883 |
| 1981 | 351,806 | -16,155 | 645,496 | -42,485 |
| 1980 | 348,627 | -42,420 | 629,444 | -42,588 |
| 1979 | 366,571 | -22,162 | 613,388 | -4,792 |
| 1978 | 339,166 | -62,936 | 595,024 | 27,307 |
| 1977 | 353,828 | -33,496 | 574,938 | 49,997 |
| 1976 | 367,612 | -25,716 | 553,617 | 54,875 |
| 1975 | 350,356 | -31,346 | 533,906 | 53,290 |
| 1974 | 346,893 | -18,273 | 515,152 | 51,127 |
| 1973 | 320,229 | -29,335 | 488,429 | 48,363 |
| 1972 | 314,028 | -15,004 | 467,305 | 57,489 |
| 1971 | 278,660 | -31,767 | 449,014 | 41,900 |
| 1970 | 280,913 | -66,859 | 427,988 | 38,635 |
| 1969 | 270,151 | -26,744 | 408,322 | 37,006 |
| 1968 | 280,963 | -11,905 | 389,467 | 34,455 |
| 1967 | 275,089 | -25,479 | 374,763 | 5,265 |
| 1966 | 297,801 | -17,158 | 360,229 | 5,049 |
| 1965 | 314,450 | -21,658 | 343,456 | 4,742 |
| 1964 | 326,965 | -23,273 | 328,527 | 9,090 |
| 1963 | 359,330 | -13,770 | 314,644 | 4,333 |
| 1962 | 360,671 | -31,021 | 300,663 | 3,916 |
| 1961 | 398,521 | -20,044 | 286,839 | 8,338 |
| 1960 | 444,562 | -6,306 | 275,814 | 1,946 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/poland/tanzania | CC BY
Over the last 10 years, 53.9% of the population change in Poland is from natural causes (a loss of 832,648 people) and 46.1% is from migration (a gain of 712,179 people). In Tanzania 98.8% is from natural causes (a gain of 18,197,641 people) and 1.2% is from migration (a gain of 220,684 people).
As of 2024, 1,739,901 residents or 4.5% of the population were not native-born in Poland, compared to 462,371 people or 0.7% in Tanzania.
Biggest cities by population
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Population differences between Poland and Tanzania
|
Poland
|
Tanzania
|
|
|---|---|---|
| Life expectancy | 79.2 years | 67.6 years |
| Average age | 43.1 years | 22.8 years |
| Median age | 43.5 years | 18.5 years |
| Male:Female ratio | 48.4:51.6 | 49.6:50.4 |
| Fertility rate | 1.14 births per woman | 4.54 births per woman |
| Population density | 304 ppl/mi² | 212.2 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08); United Nations | World Population Prospects (1960–2026, retrieved 2026-07-08); U.S. Census Bureau (1960–2025, retrieved 2026-07-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08).
GeoRank.org/population/poland/tanzania | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
- U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
- Wikidata (2026, retrieved 2026-07-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
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