The latest officially reported population of Costa Rica was 5,129,910 in 2024 vs 10,576,502 people in Papua New Guinea in 2024. In 2026, based on the adjusted UN estimation, the current Costa Rica's population is 5,181,862 people compared to 11,002,753 in Papua New Guinea.
Population statistics:
- Papua New Guinea's population is 2.12 times bigger than Costa Rica's.
- Costa Rica is ranked the 126th most populous country in the world, while Papua New Guinea is the 89th.
- The countries together account for 0.2% of the world: 0.06% for Costa Rica vs 0.13% for Papua New Guinea.
- For the last 10 years, Costa Rica has had an average growth rate of +0.77% per year vs +2.23% in Papua New Guinea.
- Since 2006, the population of Costa Rica has increased from 4.32M people to 5.18M (19.9% growth), while Papua New Guinea has grown from 6.75M to 11M (63.1% growth).
Costa Rica vs Papua New Guinea: population by year and forecast
| Year | Population | |
|---|---|---|
Costa Rica
|
Papua New Guinea
|
|
| 2100 | 3,804,183 | 18,802,138 |
| 2099 | 3,842,423 | 18,790,040 |
| 2098 | 3,880,999 | 18,776,265 |
| 2097 | 3,919,996 | 18,758,897 |
| 2096 | 3,959,352 | 18,737,707 |
| 2095 | 3,999,084 | 18,714,219 |
| 2094 | 4,039,053 | 18,687,257 |
| 2093 | 4,079,349 | 18,658,233 |
| 2092 | 4,119,898 | 18,625,772 |
| 2091 | 4,160,663 | 18,590,001 |
| 2090 | 4,201,548 | 18,549,501 |
| 2089 | 4,242,452 | 18,510,463 |
| 2088 | 4,283,327 | 18,468,827 |
| 2087 | 4,324,225 | 18,424,378 |
| 2086 | 4,364,979 | 18,376,043 |
| 2085 | 4,405,520 | 18,325,641 |
| 2084 | 4,445,770 | 18,274,394 |
| 2083 | 4,485,644 | 18,218,709 |
| 2082 | 4,525,171 | 18,163,177 |
| 2081 | 4,564,265 | 18,104,285 |
| 2080 | 4,602,737 | 18,039,008 |
| 2079 | 4,640,677 | 17,975,778 |
| 2078 | 4,677,935 | 17,908,670 |
| 2077 | 4,714,527 | 17,840,781 |
| 2076 | 4,750,309 | 17,771,791 |
| 2075 | 4,785,359 | 17,699,428 |
| 2074 | 4,819,691 | 17,625,044 |
| 2073 | 4,853,137 | 17,548,128 |
| 2072 | 4,885,727 | 17,466,649 |
| 2071 | 4,917,445 | 17,381,598 |
| 2070 | 4,948,313 | 17,295,105 |
| 2069 | 4,978,425 | 17,205,503 |
| 2068 | 5,007,604 | 17,112,154 |
| 2067 | 5,035,877 | 17,015,090 |
| 2066 | 5,063,521 | 16,915,436 |
| 2065 | 5,090,474 | 16,812,946 |
| 2064 | 5,116,546 | 16,708,669 |
| 2063 | 5,141,922 | 16,604,296 |
| 2062 | 5,166,260 | 16,497,292 |
| 2061 | 5,189,836 | 16,386,905 |
| 2060 | 5,212,549 | 16,270,535 |
| 2059 | 5,234,066 | 16,152,614 |
| 2058 | 5,254,528 | 16,032,684 |
| 2057 | 5,273,844 | 15,909,649 |
| 2056 | 5,292,013 | 15,784,519 |
| 2055 | 5,308,829 | 15,656,542 |
| 2054 | 5,324,305 | 15,523,143 |
| 2053 | 5,338,417 | 15,389,244 |
| 2052 | 5,350,974 | 15,250,715 |
| 2051 | 5,361,865 | 15,110,389 |
| 2050 | 5,371,197 | 14,968,530 |
| 2049 | 5,378,904 | 14,821,865 |
| 2048 | 5,385,081 | 14,673,459 |
| 2047 | 5,389,678 | 14,522,926 |
| 2046 | 5,392,713 | 14,370,120 |
| 2045 | 5,394,209 | 14,213,585 |
| 2044 | 5,394,124 | 14,056,036 |
| 2043 | 5,392,590 | 13,897,765 |
| 2042 | 5,389,628 | 13,738,690 |
| 2041 | 5,385,101 | 13,577,382 |
| 2040 | 5,379,344 | 13,413,396 |
| 2039 | 5,372,186 | 13,247,486 |
| 2038 | 5,363,617 | 13,079,352 |
| 2037 | 5,353,928 | 12,909,735 |
| 2036 | 5,343,027 | 12,738,223 |
| 2035 | 5,330,994 | 12,566,543 |
| 2034 | 5,317,895 | 12,392,476 |
| 2033 | 5,303,634 | 12,218,246 |
| 2032 | 5,288,416 | 12,042,345 |
| 2031 | 5,272,215 | 11,865,316 |
| 2030 | 5,255,064 | 11,685,599 |
| 2029 | 5,236,901 | 11,504,890 |
| 2028 | 5,217,724 | 11,322,573 |
| 2027 | 5,197,413 | 11,138,409 |
| 2026 | 5,176,096 | 10,952,454 |
| 2025 | 5,153,634 | 10,765,048 |
| 2024 | 5,129,910 | 10,576,502 |
| 2023 | 5,105,525 | 10,389,635 |
| 2022 | 5,081,765 | 10,203,169 |
| 2021 | 5,059,988 | 10,012,896 |
| 2020 | 5,034,320 | 9,815,746 |
| 2019 | 4,999,553 | 9,609,010 |
| 2018 | 4,957,818 | 9,394,513 |
| 2017 | 4,913,177 | 9,178,714 |
| 2016 | 4,866,998 | 8,961,718 |
| 2015 | 4,818,038 | 8,743,246 |
| 2014 | 4,767,119 | 8,523,441 |
| 2013 | 4,716,147 | 8,302,698 |
| 2012 | 4,663,934 | 8,081,390 |
| 2011 | 4,609,833 | 7,859,346 |
| 2010 | 4,555,962 | 7,633,523 |
| 2009 | 4,499,791 | 7,406,438 |
| 2008 | 4,440,056 | 7,183,002 |
| 2007 | 4,380,248 | 6,963,345 |
| 2006 | 4,321,340 | 6,747,720 |
| 2005 | 4,261,240 | 6,535,905 |
| 2004 | 4,200,078 | 6,328,041 |
| 2003 | 4,138,784 | 6,123,997 |
| 2002 | 4,075,705 | 5,924,003 |
| 2001 | 4,008,947 | 5,728,435 |
| 2000 | 3,937,739 | 5,537,064 |
| 1999 | 3,862,101 | 5,349,333 |
| 1998 | 3,782,838 | 5,166,390 |
| 1997 | 3,701,711 | 4,987,883 |
| 1996 | 3,619,013 | 4,813,361 |
| 1995 | 3,535,176 | 4,644,278 |
| 1994 | 3,451,122 | 4,480,208 |
| 1993 | 3,367,434 | 4,320,872 |
| 1992 | 3,284,258 | 4,166,699 |
| 1991 | 3,202,176 | 4,021,837 |
| 1990 | 3,121,706 | 3,896,481 |
| 1989 | 3,043,827 | 3,796,078 |
| 1988 | 2,968,103 | 3,711,880 |
| 1987 | 2,892,699 | 3,632,543 |
| 1986 | 2,817,216 | 3,554,793 |
| 1985 | 2,741,894 | 3,478,936 |
| 1984 | 2,667,595 | 3,405,198 |
| 1983 | 2,595,153 | 3,333,633 |
| 1982 | 2,524,806 | 3,264,291 |
| 1981 | 2,456,637 | 3,197,019 |
| 1980 | 2,390,633 | 3,131,512 |
| 1979 | 2,326,490 | 3,067,341 |
| 1978 | 2,264,510 | 3,003,714 |
| 1977 | 2,205,025 | 2,940,327 |
| 1976 | 2,147,774 | 2,877,327 |
| 1975 | 2,092,719 | 2,814,820 |
| 1974 | 2,039,643 | 2,752,671 |
| 1973 | 1,988,343 | 2,690,629 |
| 1972 | 1,938,248 | 2,628,432 |
| 1971 | 1,888,539 | 2,566,421 |
| 1970 | 1,838,949 | 2,505,628 |
| 1969 | 1,789,276 | 2,446,927 |
| 1968 | 1,739,731 | 2,390,803 |
| 1967 | 1,689,523 | 2,337,532 |
| 1966 | 1,638,116 | 2,285,774 |
| 1965 | 1,586,208 | 2,235,820 |
| 1964 | 1,533,960 | 2,188,325 |
| 1963 | 1,481,604 | 2,141,376 |
| 1962 | 1,429,445 | 2,093,919 |
| 1961 | 1,377,920 | 2,046,127 |
| 1960 | 1,327,496 | 1,995,110 |
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/costa-rica/papua-new-guinea | CC BY 
From 2006 to 2016, the population of Costa Rica increased by 545,658 people (a 12.6% growth), while Papua New Guinea gained 2,213,998 people (a 32.8% growth).
For the next 10 years, from 2016 to 2026, Costa Rica gained 314,864 people (a 6.47% growth), while Papua New Guinea's population increased by 2,041,035 people (a 22.8% growth).
Costa Rica was ranked 119th most populous country in 2006 and is 126th in 2026. Papua New Guinea was ranked 100th in 2006 and ranked 89th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Costa Rica's population will grow by 3.65% to 5,371,197 people and will still be ranked 126th. The population of Papua New Guinea will increase by 36% to 14,968,530 people and rank change from 89th to 85th.
Costa Rica is projected to reach its peak in 2045 at 5.39M people compared to the peak of 18.8M people in 2100 for Papua New Guinea.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Costa Rica
|
Papua New Guinea
|
|
| 2100 | -1% | 0.06% |
| 2099 | -0.99% | 0.07% |
| 2098 | -0.99% | 0.09% |
| 2097 | -0.99% | 0.11% |
| 2096 | -0.99% | 0.13% |
| 2095 | -0.99% | 0.14% |
| 2094 | -0.99% | 0.16% |
| 2093 | -0.98% | 0.17% |
| 2092 | -0.98% | 0.19% |
| 2091 | -0.97% | 0.22% |
| 2090 | -0.96% | 0.21% |
| 2089 | -0.95% | 0.23% |
| 2088 | -0.95% | 0.24% |
| 2087 | -0.93% | 0.26% |
| 2086 | -0.92% | 0.28% |
| 2085 | -0.91% | 0.28% |
| 2084 | -0.89% | 0.31% |
| 2083 | -0.87% | 0.31% |
| 2082 | -0.86% | 0.33% |
| 2081 | -0.84% | 0.36% |
| 2080 | -0.82% | 0.35% |
| 2079 | -0.8% | 0.37% |
| 2078 | -0.78% | 0.38% |
| 2077 | -0.75% | 0.39% |
| 2076 | -0.73% | 0.41% |
| 2075 | -0.71% | 0.42% |
| 2074 | -0.69% | 0.44% |
| 2073 | -0.67% | 0.47% |
| 2072 | -0.65% | 0.49% |
| 2071 | -0.62% | 0.5% |
| 2070 | -0.6% | 0.52% |
| 2069 | -0.58% | 0.55% |
| 2068 | -0.56% | 0.57% |
| 2067 | -0.55% | 0.59% |
| 2066 | -0.53% | 0.61% |
| 2065 | -0.51% | 0.62% |
| 2064 | -0.49% | 0.63% |
| 2063 | -0.47% | 0.65% |
| 2062 | -0.45% | 0.67% |
| 2061 | -0.44% | 0.72% |
| 2060 | -0.41% | 0.73% |
| 2059 | -0.39% | 0.75% |
| 2058 | -0.37% | 0.77% |
| 2057 | -0.34% | 0.79% |
| 2056 | -0.32% | 0.82% |
| 2055 | -0.29% | 0.86% |
| 2054 | -0.26% | 0.87% |
| 2053 | -0.23% | 0.91% |
| 2052 | -0.2% | 0.93% |
| 2051 | -0.17% | 0.95% |
| 2050 | -0.14% | 0.99% |
| 2049 | -0.11% | 1.01% |
| 2048 | -0.09% | 1.04% |
| 2047 | -0.06% | 1.06% |
| 2046 | -0.03% | 1.1% |
| 2045 | 0.002% | 1.12% |
| 2044 | 0.03% | 1.14% |
| 2043 | 0.05% | 1.16% |
| 2042 | 0.08% | 1.19% |
| 2041 | 0.11% | 1.22% |
| 2040 | 0.13% | 1.25% |
| 2039 | 0.16% | 1.29% |
| 2038 | 0.18% | 1.31% |
| 2037 | 0.2% | 1.35% |
| 2036 | 0.23% | 1.37% |
| 2035 | 0.25% | 1.4% |
| 2034 | 0.27% | 1.43% |
| 2033 | 0.29% | 1.46% |
| 2032 | 0.31% | 1.49% |
| 2031 | 0.33% | 1.54% |
| 2030 | 0.35% | 1.57% |
| 2029 | 0.37% | 1.61% |
| 2028 | 0.39% | 1.65% |
| 2027 | 0.41% | 1.7% |
| 2026 | 0.44% | 1.74% |
| 2025 | 0.46% | 1.78% |
| 2024 | 0.48% | 1.8% |
| 2023 | 0.47% | 1.83% |
| 2022 | 0.43% | 1.9% |
| 2021 | 0.51% | 2.01% |
| 2020 | 0.7% | 2.15% |
| 2019 | 0.84% | 2.28% |
| 2018 | 0.91% | 2.35% |
| 2017 | 0.95% | 2.42% |
| 2016 | 1.02% | 2.5% |
| 2015 | 1.07% | 2.58% |
| 2014 | 1.08% | 2.66% |
| 2013 | 1.12% | 2.74% |
| 2012 | 1.17% | 2.83% |
| 2011 | 1.18% | 2.96% |
| 2010 | 1.25% | 3.07% |
| 2009 | 1.35% | 3.11% |
| 2008 | 1.37% | 3.15% |
| 2007 | 1.36% | 3.2% |
| 2006 | 1.41% | 3.24% |
| 2005 | 1.46% | 3.28% |
| 2004 | 1.48% | 3.33% |
| 2003 | 1.55% | 3.38% |
| 2002 | 1.67% | 3.41% |
| 2001 | 1.81% | 3.46% |
| 2000 | 1.96% | 3.51% |
| 1999 | 2.1% | 3.54% |
| 1998 | 2.19% | 3.58% |
| 1997 | 2.29% | 3.63% |
| 1996 | 2.37% | 3.64% |
| 1995 | 2.44% | 3.66% |
| 1994 | 2.49% | 3.69% |
| 1993 | 2.53% | 3.7% |
| 1992 | 2.56% | 3.6% |
| 1991 | 2.58% | 3.22% |
| 1990 | 2.56% | 2.64% |
| 1989 | 2.55% | 2.27% |
| 1988 | 2.61% | 2.18% |
| 1987 | 2.68% | 2.19% |
| 1986 | 2.75% | 2.18% |
| 1985 | 2.79% | 2.17% |
| 1984 | 2.79% | 2.15% |
| 1983 | 2.79% | 2.12% |
| 1982 | 2.77% | 2.1% |
| 1981 | 2.76% | 2.09% |
| 1980 | 2.76% | 2.09% |
| 1979 | 2.74% | 2.12% |
| 1978 | 2.7% | 2.16% |
| 1977 | 2.67% | 2.19% |
| 1976 | 2.63% | 2.22% |
| 1975 | 2.6% | 2.26% |
| 1974 | 2.58% | 2.31% |
| 1973 | 2.58% | 2.37% |
| 1972 | 2.63% | 2.42% |
| 1971 | 2.7% | 2.43% |
| 1970 | 2.78% | 2.4% |
| 1969 | 2.85% | 2.35% |
| 1968 | 2.97% | 2.28% |
| 1967 | 3.14% | 2.26% |
| 1966 | 3.27% | 2.23% |
| 1965 | 3.41% | 2.17% |
| 1964 | 3.53% | 2.19% |
| 1963 | 3.65% | 2.27% |
| 1962 | 3.74% | 2.34% |
| 1961 | 3.8% | 2.56% |
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/costa-rica/papua-new-guinea | CC BY
In 2024, the population of Costa Rica grew by 0.48%, while Papua New Guinea's population grew by 1.8%.
Live population counters
|
Costa Rica
|
Papua New Guinea
|
|
|---|---|---|
| Current population |
5181862
|
11002753
|
| Population rank | 126/197 | 89/197 |
| Percent of world population | 0.06% | 0.13% |
| One net population change |
21.6 minutes
|
2.81 minutes
|
| One birth every |
10.1 minutes
|
2.06 minutes
|
| One death every |
18.9 minutes
|
7.76 minutes
|
| Daily growth/decline | +67 | +512 |
| Annual growth/decline | +24,385 | +186,867 |
| Annual growth/decline rate | +0.48% | +1.8% |
| Population growth rate rank | 138/197 | 59/197 |
| One migration net change every |
8.78 hours
|
1.29 days
|
| Annual migration change | +1,000 | -284 |
| Net migration rank | 63/196 | 87/196 |
| Foreign-born residents | 628,404 | 31,171 |
| Foreign-born residents rank | 75/195 | 163/195 |
| Foreign-born share of population | 12.2% | 0.3% |
| Foreign-born share rank | 55/195 | 183/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Costa Rica
|
Papua New Guinea
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | 1,000 | - | -284 |
| 2024 | - | 967 | - | -707 |
| 2023 | 24,109 | 995 | 187,637 | -787 |
| 2022 | 21,409 | 1,006 | 186,861 | -787 |
| 2021 | 20,119 | 1,018 | 183,766 | 10,703 |
| 2020 | 29,164 | 1,029 | 189,130 | 10,703 |
| 2019 | 37,682 | 1,653 | 190,662 | 22,978 |
| 2018 | 42,469 | 1,673 | 190,662 | 24,684 |
| 2017 | 43,471 | 1,671 | 189,715 | 26,513 |
| 2016 | 45,565 | 1,649 | 189,281 | 28,473 |
| 2015 | 49,077 | 1,617 | 188,600 | 30,580 |
| 2014 | 49,559 | 1,589 | 187,592 | 32,840 |
| 2013 | 49,227 | 1,579 | 185,790 | 35,280 |
| 2012 | 52,036 | 1,587 | 183,658 | 37,893 |
| 2011 | 52,884 | 1,695 | 181,842 | 40,690 |
| 2010 | 50,803 | 2,357 | 178,998 | 50,106 |
| 2009 | 55,757 | 3,432 | 175,421 | 49,647 |
| 2008 | 56,491 | 3,794 | 172,823 | 48,985 |
| 2007 | 55,244 | 4,080 | 169,306 | 48,203 |
| 2006 | 54,177 | 4,321 | 166,540 | 47,191 |
| 2005 | 57,139 | 4,567 | 163,888 | 46,014 |
| 2004 | 55,769 | 4,856 | 161,023 | 44,811 |
| 2003 | 56,743 | 5,216 | 158,611 | 43,639 |
| 2002 | 58,388 | 5,812 | 155,091 | 42,657 |
| 2001 | 62,199 | 7,119 | 151,431 | 41,962 |
| 2000 | 64,268 | 8,826 | 147,496 | 41,855 |
| 1999 | 64,922 | 13,253 | 143,592 | 42,519 |
| 1998 | 64,788 | 15,556 | 136,677 | 43,091 |
| 1997 | 64,954 | 16,954 | 134,458 | 42,787 |
| 1996 | 66,094 | 17,393 | 129,802 | 41,994 |
| 1995 | 67,585 | 16,609 | 125,410 | 40,962 |
| 1994 | 68,336 | 15,587 | 122,113 | 39,669 |
| 1993 | 69,016 | 14,431 | 118,668 | 38,220 |
| 1992 | 69,830 | 13,069 | 114,818 | 36,622 |
| 1991 | 70,506 | 10,757 | 111,453 | 26,830 |
| 1990 | 71,727 | 7,949 | 110,033 | 2,398 |
| 1989 | 72,327 | 3,758 | 108,199 | -19,824 |
| 1988 | 72,944 | 2,414 | 106,256 | -26,232 |
| 1987 | 73,188 | 2,267 | 104,367 | -25,720 |
| 1986 | 73,211 | 2,302 | 102,346 | -25,495 |
| 1985 | 72,776 | 2,357 | 100,333 | -25,470 |
| 1984 | 71,062 | 2,402 | 98,103 | -25,487 |
| 1983 | 68,972 | 2,449 | 95,982 | -25,465 |
| 1982 | 66,826 | 2,453 | 93,522 | -25,355 |
| 1981 | 64,632 | 2,431 | 91,767 | -25,383 |
| 1980 | 62,561 | 2,387 | 90,266 | -25,638 |
| 1979 | 60,984 | 2,349 | 89,330 | -25,618 |
| 1978 | 58,327 | 2,296 | 88,747 | -25,208 |
| 1977 | 56,122 | 2,228 | 87,954 | -24,722 |
| 1976 | 54,019 | 2,129 | 86,965 | -24,198 |
| 1975 | 51,979 | 1,992 | 85,809 | -23,562 |
| 1974 | 50,349 | 1,839 | 84,829 | -22,771 |
| 1973 | 48,943 | 1,468 | 83,821 | -21,803 |
| 1972 | 48,417 | 1,366 | 82,672 | -20,303 |
| 1971 | 48,341 | 1,296 | 80,599 | -18,945 |
| 1970 | 48,398 | 1,137 | 78,712 | -18,773 |
| 1969 | 48,790 | 1,017 | 76,454 | -18,994 |
| 1968 | 48,361 | 939 | 73,983 | -19,188 |
| 1967 | 50,193 | 926 | 71,519 | -19,767 |
| 1966 | 50,755 | 930 | 69,206 | -17,454 |
| 1965 | 51,196 | 932 | 66,693 | -18,532 |
| 1964 | 51,435 | 934 | 64,558 | -17,730 |
| 1963 | 51,403 | 938 | 62,260 | -15,189 |
| 1962 | 51,046 | 934 | 59,974 | -12,141 |
| 1961 | 50,149 | 924 | 58,151 | -10,409 |
| 1960 | 48,857 | 910 | 56,326 | -2,034 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).
GeoRank.org/population/costa-rica/papua-new-guinea | CC BY
Over the last 10 years, 96.3% of the population change in Costa Rica is from natural causes (a gain of 362,624 people) and 3.69% is from migration (a gain of 13,900 people). In Papua New Guinea 91% is from natural causes (a gain of 1,883,906 people) and 8.98% is from migration (a gain of 185,900 people).
As of 2024, 628,404 residents or 12.2% of the population were not native-born in Costa Rica, compared to 31,171 people or 0.3% in Papua New Guinea.
Biggest cities by population
|
Costa Rica
|
|
|---|---|
| City | Population |
| San Jose | 335K |
| Limon | 71.5K |
| Liberia | 65.9K |
| Alajuela | 44.4K |
| Puntarenas | 41.5K |
| Cartago | 22.8K |
| Heredia | 16.7K |
| Tamarindo | 7.13K |
| Santa Teresa | 3K |
|
Papua New Guinea
|
|
|---|---|
| City | Population |
| Port Moresby | 317K |
| Lae | 101K |
Compare countries by 7 more topics
Population differences between Costa Rica and Papua New Guinea
|
Costa Rica
|
Papua New Guinea
|
|
|---|---|---|
| Life expectancy | 81.4 years | 66.5 years |
| Average age | 37 years | 26.7 years |
| Median age | 35.6 years | 23.6 years |
| Male:Female ratio | 49.4:50.6 | 51.4:48.6 |
| Fertility rate | 1.33 births per woman | 3.1 births per woman |
| Population density | 262.6 ppl/mi² | 62.6 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/costa-rica/papua-new-guinea | CC BY
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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)
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