The latest officially reported population of Chile was 19,764,771 in 2024 vs 1,400,638 people in East Timor in 2024. In 2026, based on the adjusted UN estimation, the current Chile's population is 19,977,856 people compared to 1,441,764 in East Timor.
Population statistics:
- Chile's population is 13.9 times bigger than East Timor's.
- Chile is ranked the 67th most populous country in the world, while East Timor is the 152nd.
- The countries together account for 0.26% of the world: 0.24% for Chile vs 0.02% for East Timor.
- For the last 10 years, Chile has had an average growth rate of +1.02% per year vs +1.74% in East Timor.
- Since 2006, the population of Chile has increased from 16.5M people to 20M (21% growth), while East Timor has grown from 977K to 1.44M (47.6% growth).
Chile vs East Timor: population by year and forecast
| Year | Population | |
|---|---|---|
Chile
|
East Timor
|
|
| 2100 | 13,542,179 | 1,987,918 |
| 2099 | 13,698,571 | 1,992,867 |
| 2098 | 13,856,954 | 1,999,551 |
| 2097 | 14,016,220 | 2,006,120 |
| 2096 | 14,178,222 | 2,014,062 |
| 2095 | 14,343,015 | 2,022,241 |
| 2094 | 14,508,995 | 2,029,109 |
| 2093 | 14,677,272 | 2,034,335 |
| 2092 | 14,845,602 | 2,039,916 |
| 2091 | 15,016,981 | 2,046,825 |
| 2090 | 15,189,722 | 2,053,125 |
| 2089 | 15,363,962 | 2,060,960 |
| 2088 | 15,538,750 | 2,066,983 |
| 2087 | 15,711,977 | 2,074,665 |
| 2086 | 15,883,706 | 2,077,590 |
| 2085 | 16,055,280 | 2,083,082 |
| 2084 | 16,223,786 | 2,088,840 |
| 2083 | 16,391,067 | 2,094,115 |
| 2082 | 16,554,768 | 2,096,675 |
| 2081 | 16,719,751 | 2,100,480 |
| 2080 | 16,883,588 | 2,103,409 |
| 2079 | 17,045,148 | 2,102,541 |
| 2078 | 17,205,047 | 2,105,113 |
| 2077 | 17,362,651 | 2,106,052 |
| 2076 | 17,517,633 | 2,105,444 |
| 2075 | 17,670,800 | 2,105,772 |
| 2074 | 17,820,437 | 2,104,099 |
| 2073 | 17,966,186 | 2,103,684 |
| 2072 | 18,109,831 | 2,100,004 |
| 2071 | 18,253,369 | 2,092,187 |
| 2070 | 18,393,628 | 2,089,722 |
| 2069 | 18,531,389 | 2,084,088 |
| 2068 | 18,668,022 | 2,077,511 |
| 2067 | 18,802,510 | 2,070,890 |
| 2066 | 18,935,536 | 2,062,513 |
| 2065 | 19,063,468 | 2,055,518 |
| 2064 | 19,189,521 | 2,047,799 |
| 2063 | 19,310,719 | 2,039,134 |
| 2062 | 19,424,785 | 2,032,012 |
| 2061 | 19,534,495 | 2,026,320 |
| 2060 | 19,638,454 | 2,018,694 |
| 2059 | 19,739,346 | 2,008,316 |
| 2058 | 19,832,760 | 1,996,874 |
| 2057 | 19,923,762 | 1,984,864 |
| 2056 | 20,008,988 | 1,970,638 |
| 2055 | 20,089,664 | 1,957,948 |
| 2054 | 20,163,300 | 1,949,486 |
| 2053 | 20,232,377 | 1,933,418 |
| 2052 | 20,293,672 | 1,920,237 |
| 2051 | 20,348,246 | 1,909,754 |
| 2050 | 20,396,141 | 1,892,942 |
| 2049 | 20,440,751 | 1,878,747 |
| 2048 | 20,480,143 | 1,861,668 |
| 2047 | 20,511,707 | 1,845,027 |
| 2046 | 20,539,410 | 1,829,444 |
| 2045 | 20,563,551 | 1,813,000 |
| 2044 | 20,580,609 | 1,797,485 |
| 2043 | 20,590,097 | 1,777,393 |
| 2042 | 20,594,631 | 1,756,780 |
| 2041 | 20,596,851 | 1,738,404 |
| 2040 | 20,592,260 | 1,720,102 |
| 2039 | 20,584,025 | 1,699,431 |
| 2038 | 20,569,754 | 1,679,979 |
| 2037 | 20,550,877 | 1,659,934 |
| 2036 | 20,523,910 | 1,640,507 |
| 2035 | 20,492,436 | 1,617,823 |
| 2034 | 20,456,957 | 1,597,525 |
| 2033 | 20,417,291 | 1,578,920 |
| 2032 | 20,370,206 | 1,560,470 |
| 2031 | 20,315,389 | 1,540,575 |
| 2030 | 20,254,305 | 1,518,500 |
| 2029 | 20,187,945 | 1,496,906 |
| 2028 | 20,116,575 | 1,475,696 |
| 2027 | 20,038,004 | 1,455,624 |
| 2026 | 19,955,555 | 1,436,626 |
| 2025 | 19,865,709 | 1,418,578 |
| 2024 | 19,764,771 | 1,400,638 |
| 2023 | 19,658,835 | 1,384,286 |
| 2022 | 19,553,036 | 1,369,295 |
| 2021 | 19,456,334 | 1,350,139 |
| 2020 | 19,370,624 | 1,326,053 |
| 2019 | 19,197,744 | 1,300,945 |
| 2018 | 18,893,191 | 1,275,959 |
| 2017 | 18,558,868 | 1,251,703 |
| 2016 | 18,267,221 | 1,228,312 |
| 2015 | 18,047,625 | 1,205,131 |
| 2014 | 17,864,195 | 1,181,903 |
| 2013 | 17,687,006 | 1,158,695 |
| 2012 | 17,519,119 | 1,134,885 |
| 2011 | 17,351,816 | 1,110,207 |
| 2010 | 17,181,464 | 1,084,679 |
| 2009 | 17,009,731 | 1,058,782 |
| 2008 | 16,838,988 | 1,032,429 |
| 2007 | 16,671,581 | 1,004,889 |
| 2006 | 16,509,195 | 976,597 |
| 2005 | 16,348,778 | 948,311 |
| 2004 | 16,187,322 | 929,074 |
| 2003 | 16,024,752 | 916,878 |
| 2002 | 15,857,925 | 879,159 |
| 2001 | 15,683,849 | 812,249 |
| 2000 | 15,503,635 | 745,088 |
| 1999 | 15,319,313 | 834,697 |
| 1998 | 15,127,799 | 942,530 |
| 1997 | 14,932,434 | 917,184 |
| 1996 | 14,734,046 | 892,282 |
| 1995 | 14,527,381 | 868,146 |
| 1994 | 14,316,256 | 844,493 |
| 1993 | 14,102,276 | 821,437 |
| 1992 | 13,884,577 | 799,318 |
| 1991 | 13,662,491 | 778,278 |
| 1990 | 13,437,176 | 760,345 |
| 1989 | 13,215,005 | 744,856 |
| 1988 | 12,999,424 | 730,745 |
| 1987 | 12,790,150 | 718,476 |
| 1986 | 12,588,914 | 707,185 |
| 1985 | 12,395,274 | 696,665 |
| 1984 | 12,207,733 | 686,777 |
| 1983 | 12,026,138 | 677,707 |
| 1982 | 11,850,214 | 669,149 |
| 1981 | 11,678,717 | 660,493 |
| 1980 | 11,508,550 | 649,871 |
| 1979 | 11,339,779 | 638,719 |
| 1978 | 11,172,695 | 628,775 |
| 1977 | 11,005,519 | 618,315 |
| 1976 | 10,838,251 | 607,620 |
| 1975 | 10,671,559 | 598,158 |
| 1974 | 10,505,817 | 590,827 |
| 1973 | 10,340,362 | 582,855 |
| 1972 | 10,174,678 | 572,962 |
| 1971 | 10,009,701 | 562,966 |
| 1970 | 9,845,344 | 553,069 |
| 1969 | 9,680,282 | 543,356 |
| 1968 | 9,514,716 | 533,875 |
| 1967 | 9,348,939 | 524,648 |
| 1966 | 9,181,722 | 515,696 |
| 1965 | 9,012,938 | 507,034 |
| 1964 | 8,842,525 | 498,659 |
| 1963 | 8,670,144 | 490,564 |
| 1962 | 8,497,059 | 482,774 |
| 1961 | 8,324,802 | 475,291 |
| 1960 | 8,153,350 | 468,118 |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population/chile/east-timor | CC BY 
From 2006 to 2016, the population of Chile increased by 1,758,026 people (a 10.6% growth), while East Timor gained 251,715 people (a 25.8% growth).
For the next 10 years, from 2016 to 2026, Chile gained 1,710,635 people (a 9.36% growth), while East Timor's population increased by 213,452 people (a 17.4% growth).
Chile was ranked 60th most populous country in 2006 and is 67th in 2026. East Timor was ranked 155th in 2006 and ranked 152nd now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Chile's population will grow by 2.09% to 20,396,141 people with a rank change from 67th to 75th. The population of East Timor will increase by 31.3% to 1,892,942 people and rank change from 152nd to 149th.
Chile is projected to reach its peak in 2041 at 20.6M people compared to the peak of 2.11M people in 2077 for East Timor.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Chile
|
East Timor
|
|
| 2100 | -1.14% | -0.25% |
| 2099 | -1.14% | -0.33% |
| 2098 | -1.14% | -0.33% |
| 2097 | -1.14% | -0.39% |
| 2096 | -1.15% | -0.4% |
| 2095 | -1.14% | -0.34% |
| 2094 | -1.15% | -0.26% |
| 2093 | -1.13% | -0.27% |
| 2092 | -1.14% | -0.34% |
| 2091 | -1.14% | -0.31% |
| 2090 | -1.13% | -0.38% |
| 2089 | -1.12% | -0.29% |
| 2088 | -1.1% | -0.37% |
| 2087 | -1.08% | -0.14% |
| 2086 | -1.07% | -0.26% |
| 2085 | -1.04% | -0.28% |
| 2084 | -1.02% | -0.25% |
| 2083 | -0.99% | -0.12% |
| 2082 | -0.99% | -0.18% |
| 2081 | -0.97% | -0.14% |
| 2080 | -0.95% | 0.04% |
| 2079 | -0.93% | -0.12% |
| 2078 | -0.91% | -0.04% |
| 2077 | -0.88% | 0.03% |
| 2076 | -0.87% | -0.02% |
| 2075 | -0.84% | 0.08% |
| 2074 | -0.81% | 0.02% |
| 2073 | -0.79% | 0.18% |
| 2072 | -0.79% | 0.37% |
| 2071 | -0.76% | 0.12% |
| 2070 | -0.74% | 0.27% |
| 2069 | -0.73% | 0.32% |
| 2068 | -0.72% | 0.32% |
| 2067 | -0.7% | 0.41% |
| 2066 | -0.67% | 0.34% |
| 2065 | -0.66% | 0.38% |
| 2064 | -0.63% | 0.42% |
| 2063 | -0.59% | 0.35% |
| 2062 | -0.56% | 0.28% |
| 2061 | -0.53% | 0.38% |
| 2060 | -0.51% | 0.52% |
| 2059 | -0.47% | 0.57% |
| 2058 | -0.46% | 0.61% |
| 2057 | -0.43% | 0.72% |
| 2056 | -0.4% | 0.65% |
| 2055 | -0.37% | 0.43% |
| 2054 | -0.34% | 0.83% |
| 2053 | -0.3% | 0.69% |
| 2052 | -0.27% | 0.55% |
| 2051 | -0.23% | 0.89% |
| 2050 | -0.22% | 0.76% |
| 2049 | -0.19% | 0.92% |
| 2048 | -0.15% | 0.9% |
| 2047 | -0.13% | 0.85% |
| 2046 | -0.12% | 0.91% |
| 2045 | -0.08% | 0.86% |
| 2044 | -0.05% | 1.13% |
| 2043 | -0.02% | 1.17% |
| 2042 | -0.01% | 1.06% |
| 2041 | 0.02% | 1.06% |
| 2040 | 0.04% | 1.22% |
| 2039 | 0.07% | 1.16% |
| 2038 | 0.09% | 1.21% |
| 2037 | 0.13% | 1.18% |
| 2036 | 0.15% | 1.4% |
| 2035 | 0.17% | 1.27% |
| 2034 | 0.19% | 1.18% |
| 2033 | 0.23% | 1.18% |
| 2032 | 0.27% | 1.29% |
| 2031 | 0.3% | 1.45% |
| 2030 | 0.33% | 1.44% |
| 2029 | 0.35% | 1.44% |
| 2028 | 0.39% | 1.38% |
| 2027 | 0.41% | 1.32% |
| 2026 | 0.45% | 1.27% |
| 2025 | 0.51% | 1.28% |
| 2024 | 0.54% | 1.18% |
| 2023 | 0.54% | 1.09% |
| 2022 | 0.5% | 1.42% |
| 2021 | 0.44% | 1.82% |
| 2020 | 0.9% | 1.93% |
| 2019 | 1.61% | 1.96% |
| 2018 | 1.8% | 1.94% |
| 2017 | 1.6% | 1.9% |
| 2016 | 1.22% | 1.92% |
| 2015 | 1.03% | 1.97% |
| 2014 | 1% | 2% |
| 2013 | 0.96% | 2.1% |
| 2012 | 0.96% | 2.22% |
| 2011 | 0.99% | 2.35% |
| 2010 | 1.01% | 2.45% |
| 2009 | 1.01% | 2.55% |
| 2008 | 1% | 2.74% |
| 2007 | 0.98% | 2.9% |
| 2006 | 0.98% | 2.98% |
| 2005 | 1% | 2.07% |
| 2004 | 1.01% | 1.33% |
| 2003 | 1.05% | 4.29% |
| 2002 | 1.11% | 8.24% |
| 2001 | 1.16% | 9.01% |
| 2000 | 1.2% | -10.7% |
| 1999 | 1.27% | -11.4% |
| 1998 | 1.31% | 2.76% |
| 1997 | 1.35% | 2.79% |
| 1996 | 1.42% | 2.78% |
| 1995 | 1.47% | 2.8% |
| 1994 | 1.52% | 2.81% |
| 1993 | 1.57% | 2.77% |
| 1992 | 1.63% | 2.7% |
| 1991 | 1.68% | 2.36% |
| 1990 | 1.68% | 2.08% |
| 1989 | 1.66% | 1.93% |
| 1988 | 1.64% | 1.71% |
| 1987 | 1.6% | 1.6% |
| 1986 | 1.56% | 1.51% |
| 1985 | 1.54% | 1.44% |
| 1984 | 1.51% | 1.34% |
| 1983 | 1.48% | 1.28% |
| 1982 | 1.47% | 1.31% |
| 1981 | 1.48% | 1.63% |
| 1980 | 1.49% | 1.75% |
| 1979 | 1.5% | 1.58% |
| 1978 | 1.52% | 1.69% |
| 1977 | 1.54% | 1.76% |
| 1976 | 1.56% | 1.58% |
| 1975 | 1.58% | 1.24% |
| 1974 | 1.6% | 1.37% |
| 1973 | 1.63% | 1.73% |
| 1972 | 1.65% | 1.78% |
| 1971 | 1.67% | 1.79% |
| 1970 | 1.71% | 1.79% |
| 1969 | 1.74% | 1.78% |
| 1968 | 1.77% | 1.76% |
| 1967 | 1.82% | 1.74% |
| 1966 | 1.87% | 1.71% |
| 1965 | 1.93% | 1.68% |
| 1964 | 1.99% | 1.65% |
| 1963 | 2.04% | 1.61% |
| 1962 | 2.07% | 1.57% |
| 1961 | 2.1% | 1.53% |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).
GeoRank.org/population/chile/east-timor | CC BY
In 2024, the population of Chile grew by 0.54%, while East Timor's population grew by 1.18%.
Live population counters
|
Chile
|
East Timor
|
|
|---|---|---|
| Current population |
19977856
|
1441764
|
| Population rank | 67/197 | 152/197 |
| Percent of world population | 0.24% | 0.02% |
| One net population change |
4.96 minutes
|
32.1 minutes
|
| One birth every |
2.98 minutes
|
17.2 minutes
|
| One death every |
4.12 minutes
|
52.2 minutes
|
| Daily growth/decline | +290 | +45 |
| Annual growth/decline | +105,936 | +16,352 |
| Annual growth/decline rate | +0.54% | +1.18% |
| Population growth rate rank | 130/197 | 91/197 |
| One migration net change every |
10.2 minutes
|
3.44 hours
|
| Annual migration change | +51,712 | -2,550 |
| Net migration rank | 21/196 | 102/196 |
| Foreign-born residents | 1,538,324 | 8,303 |
| Foreign-born residents rank | 44/195 | 179/195 |
| Foreign-born share of population | 7.8% | 0.6% |
| Foreign-born share rank | 76/195 | 169/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Chile
|
East Timor
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | 51,712 | - | -2,550 |
| 2024 | - | 58,316 | - | -2,552 |
| 2023 | 48,518 | 62,679 | 20,495 | -5,620 |
| 2022 | 41,041 | 59,374 | 20,625 | -5,519 |
| 2021 | 27,530 | 65,480 | 20,101 | 3,111 |
| 2020 | 52,378 | 26,042 | 21,166 | 3,793 |
| 2019 | 86,006 | 181,339 | 21,307 | 3,942 |
| 2018 | 103,950 | 237,807 | 21,650 | 3,062 |
| 2017 | 106,268 | 220,621 | 22,145 | 1,666 |
| 2016 | 120,545 | 135,864 | 22,778 | 208 |
| 2015 | 127,074 | 55,689 | 23,391 | -20 |
| 2014 | 131,373 | 52,702 | 24,040 | -958 |
| 2013 | 133,785 | 36,529 | 24,538 | -1,206 |
| 2012 | 134,617 | 30,870 | 24,890 | -609 |
| 2011 | 141,053 | 28,086 | 25,237 | -159 |
| 2010 | 145,527 | 26,048 | 25,515 | 470 |
| 2009 | 147,576 | 24,324 | 25,696 | 117 |
| 2008 | 147,105 | 22,488 | 25,888 | 1,009 |
| 2007 | 145,043 | 20,170 | 26,074 | 2,103 |
| 2006 | 142,277 | 17,285 | 26,221 | 2,184 |
| 2005 | 147,009 | 14,289 | 26,412 | 1,759 |
| 2004 | 150,138 | 11,495 | 26,751 | -16,447 |
| 2003 | 154,287 | 9,225 | 26,900 | -12,810 |
| 2002 | 162,322 | 7,824 | 25,410 | 35,935 |
| 2001 | 171,659 | 6,346 | 23,314 | 49,159 |
| 2000 | 175,362 | 7,067 | 21,579 | 40,272 |
| 1999 | 177,995 | 8,226 | 21,871 | -262,940 |
| 1998 | 185,815 | 10,984 | 23,590 | 1,806 |
| 1997 | 190,433 | 3,504 | 23,501 | 1,804 |
| 1996 | 199,897 | 2,942 | 22,703 | 1,796 |
| 1995 | 208,017 | 2,454 | 21,962 | 1,806 |
| 1994 | 209,834 | 1,930 | 21,746 | 1,794 |
| 1993 | 215,003 | 1,164 | 20,770 | 1,795 |
| 1992 | 219,224 | 0 | 19,880 | 1,794 |
| 1991 | 227,180 | -2,207 | 18,605 | 1,803 |
| 1990 | 226,941 | -1,274 | 18,343 | -2,881 |
| 1989 | 224,854 | -6,186 | 17,758 | -2,246 |
| 1988 | 221,602 | -9,131 | 12,118 | 587 |
| 1987 | 218,034 | -11,958 | 11,945 | -106 |
| 1986 | 213,571 | -17,148 | 11,062 | -316 |
| 1985 | 208,910 | -18,047 | 10,788 | -495 |
| 1984 | 205,407 | -21,188 | 10,922 | -1,436 |
| 1983 | 202,352 | -23,386 | 9,686 | -1,032 |
| 1982 | 199,522 | -26,646 | 9,579 | -1,125 |
| 1981 | 198,211 | -28,096 | 9,336 | -482 |
| 1980 | 198,281 | -28,060 | 6,940 | 5,457 |
| 1979 | 197,198 | -29,873 | 987 | 8,924 |
| 1978 | 196,483 | -29,644 | -1,000 | 10,967 |
| 1977 | 197,163 | -29,651 | 296 | 10,657 |
| 1976 | 196,986 | -29,967 | 783 | 9,662 |
| 1975 | 196,890 | -30,524 | -1,062 | 9,542 |
| 1974 | 196,322 | -31,211 | 8,405 | -2,222 |
| 1973 | 197,666 | -31,878 | 10,033 | -278 |
| 1972 | 198,162 | -32,584 | 10,030 | 0 |
| 1971 | 198,523 | -34,147 | 9,964 | 0 |
| 1970 | 200,402 | -36,079 | 9,824 | 0 |
| 1969 | 202,764 | -36,976 | 9,611 | 0 |
| 1968 | 203,577 | -38,224 | 9,356 | 0 |
| 1967 | 204,377 | -38,159 | 9,089 | 0 |
| 1966 | 204,661 | -36,446 | 8,810 | 0 |
| 1965 | 203,341 | -33,988 | 8,526 | 0 |
| 1964 | 202,741 | -31,261 | 8,235 | 0 |
| 1963 | 202,370 | -29,082 | 7,938 | 0 |
| 1962 | 200,905 | -28,023 | 7,639 | 0 |
| 1961 | 198,788 | -27,159 | 7,330 | 0 |
| 1960 | 198,461 | -27,184 | 7,012 | 0 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).
GeoRank.org/population/chile/east-timor | CC BY
Over the last 10 years, 43.5% of the population change in Chile is from natural causes (a gain of 844,683 people) and 56.5% is from migration (a gain of 1,097,597 people). In East Timor 98.3% is from natural causes (a gain of 217,698 people) and 1.66% is from migration (a gain of 3,665 people).
As of 2024, 1,538,324 residents or 7.8% of the population were not native-born in Chile, compared to 8,303 people or 0.6% in East Timor.
Biggest cities by population
|
Chile
|
|
|---|---|
| City | Population |
| Santiago | 6.26M |
| Puente Alto | 574K |
| Antofagasta | 349K |
| Vina del Mar | 333K |
| San Bernardo | 301K |
| Valparaiso | 297K |
| Temuco | 282K |
| Talcahuano | 270K |
| Talca | 232K |
| Rancagua | 231K |
|
East Timor
|
|
|---|---|
| City | Population |
| Dili | 222K |
| Maliana | 15.8K |
| Baucau | 15K |
| Ainaro | 5.45K |
Compare countries by 7 more topics
Population differences between Chile and East Timor
|
Chile
|
East Timor
|
|
|---|---|---|
| Life expectancy | 81.7 years | 68.3 years |
| Average age | 38.8 years | 26.6 years |
| Median age | 37.5 years | 22.4 years |
| Male:Female ratio | 49.7:50.3 | 50.4:49.6 |
| Fertility rate | 1.17 births per woman | 2.71 births per woman |
| Population density | 69.6 ppl/mi² | 250.2 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).
GeoRank.org/population/chile/east-timor | CC BY
Help us show the world through your eyes
Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.
Data sources:
- World Bank | Health (1960–2025, retrieved 2026-04-06)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
- U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
- Wikidata (2026, retrieved 2026-02-08)
Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.