The latest officially reported population of Bulgaria was 6,441,421 in 2024 vs 5,129,910 people in Costa Rica in 2024. In 2026, based on the adjusted UN estimation, the current Bulgaria's population is 6,359,449 people compared to 5,181,862 in Costa Rica.
Population statistics:
- Bulgaria's population is 1.23 times bigger than Costa Rica's.
- Bulgaria is ranked the 112th most populous country in the world, while Costa Rica is the 126th.
- The countries together account for 0.14% of the world: 0.08% for Bulgaria vs 0.06% for Costa Rica.
- For the last 10 years, Bulgaria has had an average growth rate of -0.96% per year vs +0.77% in Costa Rica.
- Since 2006, the population of Bulgaria has decreased from 7.6M people to 6.36M (16.3% decline), while Costa Rica has grown from 4.32M to 5.18M (19.9% growth).
Bulgaria vs Costa Rica: population by year and forecast
| Year | Population | |
|---|---|---|
Bulgaria
|
Costa Rica
|
|
| 2100 | 3,368,029 | 3,804,183 |
| 2099 | 3,392,444 | 3,842,423 |
| 2098 | 3,416,655 | 3,880,999 |
| 2097 | 3,440,938 | 3,919,996 |
| 2096 | 3,465,328 | 3,959,352 |
| 2095 | 3,489,216 | 3,999,084 |
| 2094 | 3,513,318 | 4,039,053 |
| 2093 | 3,537,356 | 4,079,349 |
| 2092 | 3,561,475 | 4,119,898 |
| 2091 | 3,585,597 | 4,160,663 |
| 2090 | 3,609,873 | 4,201,548 |
| 2089 | 3,634,642 | 4,242,452 |
| 2088 | 3,659,749 | 4,283,327 |
| 2087 | 3,685,668 | 4,324,225 |
| 2086 | 3,712,363 | 4,364,979 |
| 2085 | 3,739,898 | 4,405,520 |
| 2084 | 3,768,305 | 4,445,770 |
| 2083 | 3,797,217 | 4,485,644 |
| 2082 | 3,827,186 | 4,525,171 |
| 2081 | 3,857,721 | 4,564,265 |
| 2080 | 3,890,095 | 4,602,737 |
| 2079 | 3,923,403 | 4,640,677 |
| 2078 | 3,957,241 | 4,677,935 |
| 2077 | 3,992,168 | 4,714,527 |
| 2076 | 4,027,738 | 4,750,309 |
| 2075 | 4,064,356 | 4,785,359 |
| 2074 | 4,102,642 | 4,819,691 |
| 2073 | 4,141,518 | 4,853,137 |
| 2072 | 4,180,975 | 4,885,727 |
| 2071 | 4,221,261 | 4,917,445 |
| 2070 | 4,262,568 | 4,948,313 |
| 2069 | 4,304,304 | 4,978,425 |
| 2068 | 4,346,623 | 5,007,604 |
| 2067 | 4,389,924 | 5,035,877 |
| 2066 | 4,433,953 | 5,063,521 |
| 2065 | 4,478,521 | 5,090,474 |
| 2064 | 4,523,406 | 5,116,546 |
| 2063 | 4,568,385 | 5,141,922 |
| 2062 | 4,613,363 | 5,166,260 |
| 2061 | 4,658,825 | 5,189,836 |
| 2060 | 4,704,379 | 5,212,549 |
| 2059 | 4,749,738 | 5,234,066 |
| 2058 | 4,794,388 | 5,254,528 |
| 2057 | 4,839,236 | 5,273,844 |
| 2056 | 4,884,068 | 5,292,013 |
| 2055 | 4,929,309 | 5,308,829 |
| 2054 | 4,974,635 | 5,324,305 |
| 2053 | 5,020,162 | 5,338,417 |
| 2052 | 5,065,364 | 5,350,974 |
| 2051 | 5,110,833 | 5,361,865 |
| 2050 | 5,156,741 | 5,371,197 |
| 2049 | 5,202,941 | 5,378,904 |
| 2048 | 5,249,351 | 5,385,081 |
| 2047 | 5,296,642 | 5,389,678 |
| 2046 | 5,343,848 | 5,392,713 |
| 2045 | 5,391,354 | 5,394,209 |
| 2044 | 5,439,559 | 5,394,124 |
| 2043 | 5,488,407 | 5,392,590 |
| 2042 | 5,537,839 | 5,389,628 |
| 2041 | 5,588,510 | 5,385,101 |
| 2040 | 5,639,850 | 5,379,344 |
| 2039 | 5,692,028 | 5,372,186 |
| 2038 | 5,743,725 | 5,363,617 |
| 2037 | 5,796,645 | 5,353,928 |
| 2036 | 5,849,741 | 5,343,027 |
| 2035 | 5,902,025 | 5,330,994 |
| 2034 | 5,954,460 | 5,317,895 |
| 2033 | 6,007,050 | 5,303,634 |
| 2032 | 6,058,858 | 5,288,416 |
| 2031 | 6,111,118 | 5,272,215 |
| 2030 | 6,163,564 | 5,255,064 |
| 2029 | 6,214,784 | 5,236,901 |
| 2028 | 6,264,738 | 5,217,724 |
| 2027 | 6,313,255 | 5,197,413 |
| 2026 | 6,359,449 | 5,176,096 |
| 2025 | 6,402,394 | 5,153,634 |
| 2024 | 6,441,421 | 5,129,910 |
| 2023 | 6,446,596 | 5,105,525 |
| 2022 | 6,465,097 | 5,081,765 |
| 2021 | 6,507,301 | 5,059,988 |
| 2020 | 6,550,696 | 5,034,320 |
| 2019 | 6,616,726 | 4,999,553 |
| 2018 | 6,710,798 | 4,957,818 |
| 2017 | 6,803,468 | 4,913,177 |
| 2016 | 6,894,139 | 4,866,998 |
| 2015 | 6,984,225 | 4,818,038 |
| 2014 | 7,073,572 | 4,767,119 |
| 2013 | 7,160,005 | 4,716,147 |
| 2012 | 7,305,888 | 4,663,934 |
| 2011 | 7,348,328 | 4,609,833 |
| 2010 | 7,395,599 | 4,555,962 |
| 2009 | 7,444,443 | 4,499,791 |
| 2008 | 7,492,561 | 4,440,056 |
| 2007 | 7,545,338 | 4,380,248 |
| 2006 | 7,601,022 | 4,321,340 |
| 2005 | 7,658,972 | 4,261,240 |
| 2004 | 7,716,860 | 4,200,078 |
| 2003 | 7,775,327 | 4,138,784 |
| 2002 | 7,837,161 | 4,075,705 |
| 2001 | 8,009,142 | 4,008,947 |
| 2000 | 8,170,172 | 3,937,739 |
| 1999 | 8,210,624 | 3,862,101 |
| 1998 | 8,256,786 | 3,782,838 |
| 1997 | 8,312,068 | 3,701,711 |
| 1996 | 8,362,826 | 3,619,013 |
| 1995 | 8,406,067 | 3,535,176 |
| 1994 | 8,443,591 | 3,451,122 |
| 1993 | 8,472,313 | 3,367,434 |
| 1992 | 8,540,164 | 3,284,258 |
| 1991 | 8,632,367 | 3,202,176 |
| 1990 | 8,718,289 | 3,121,706 |
| 1989 | 8,876,972 | 3,043,827 |
| 1988 | 8,981,446 | 2,968,103 |
| 1987 | 8,971,359 | 2,892,699 |
| 1986 | 8,958,171 | 2,817,216 |
| 1985 | 8,960,547 | 2,741,894 |
| 1984 | 8,960,679 | 2,667,595 |
| 1983 | 8,939,738 | 2,595,153 |
| 1982 | 8,917,457 | 2,524,806 |
| 1981 | 8,891,117 | 2,456,637 |
| 1980 | 8,861,535 | 2,390,633 |
| 1979 | 8,825,940 | 2,326,490 |
| 1978 | 8,814,032 | 2,264,510 |
| 1977 | 8,804,183 | 2,205,025 |
| 1976 | 8,758,599 | 2,147,774 |
| 1975 | 8,720,742 | 2,092,719 |
| 1974 | 8,678,745 | 2,039,643 |
| 1973 | 8,620,967 | 1,988,343 |
| 1972 | 8,576,200 | 1,938,248 |
| 1971 | 8,536,395 | 1,888,539 |
| 1970 | 8,489,574 | 1,838,949 |
| 1969 | 8,434,172 | 1,789,276 |
| 1968 | 8,369,603 | 1,739,731 |
| 1967 | 8,310,226 | 1,689,523 |
| 1966 | 8,258,057 | 1,638,116 |
| 1965 | 8,204,168 | 1,586,208 |
| 1964 | 8,144,340 | 1,533,960 |
| 1963 | 8,078,145 | 1,481,604 |
| 1962 | 8,012,946 | 1,429,445 |
| 1961 | 7,943,118 | 1,377,920 |
| 1960 | 7,867,374 | 1,327,496 |
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/bulgaria/costa-rica | CC BY 
From 2006 to 2016, the population of Bulgaria decreased by 706,883 people (a 9.3% decline), while Costa Rica gained 545,658 people (a 12.6% growth).
For the next 10 years, from 2016 to 2026, Bulgaria lost 534,690 people (a 7.76% decline), while Costa Rica's population increased by 314,864 people (a 6.47% growth).
Bulgaria was ranked 95th most populous country in 2006 and is 112th in 2026. Costa Rica was ranked 119th in 2006 and ranked 126th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Bulgaria's population will shrink by 18.9% to 5,156,741 people with a rank change from 112th to 128th. The population of Costa Rica will increase by 3.65% to 5,371,197 people and will still be ranked 126th.
Costa Rica is projected to reach its peak in 2045 at 5.39M people, while Bulgaria's population already peaked in 1988 at 8.98M people and is projected to decrease to 3.37M people by 2100.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Bulgaria
|
Costa Rica
|
|
| 2100 | -0.72% | -1% |
| 2099 | -0.71% | -0.99% |
| 2098 | -0.71% | -0.99% |
| 2097 | -0.7% | -0.99% |
| 2096 | -0.68% | -0.99% |
| 2095 | -0.69% | -0.99% |
| 2094 | -0.68% | -0.99% |
| 2093 | -0.68% | -0.98% |
| 2092 | -0.67% | -0.98% |
| 2091 | -0.67% | -0.97% |
| 2090 | -0.68% | -0.96% |
| 2089 | -0.69% | -0.95% |
| 2088 | -0.7% | -0.95% |
| 2087 | -0.72% | -0.93% |
| 2086 | -0.74% | -0.92% |
| 2085 | -0.75% | -0.91% |
| 2084 | -0.76% | -0.89% |
| 2083 | -0.78% | -0.87% |
| 2082 | -0.79% | -0.86% |
| 2081 | -0.83% | -0.84% |
| 2080 | -0.85% | -0.82% |
| 2079 | -0.86% | -0.8% |
| 2078 | -0.87% | -0.78% |
| 2077 | -0.88% | -0.75% |
| 2076 | -0.9% | -0.73% |
| 2075 | -0.93% | -0.71% |
| 2074 | -0.94% | -0.69% |
| 2073 | -0.94% | -0.67% |
| 2072 | -0.95% | -0.65% |
| 2071 | -0.97% | -0.62% |
| 2070 | -0.97% | -0.6% |
| 2069 | -0.97% | -0.58% |
| 2068 | -0.99% | -0.56% |
| 2067 | -0.99% | -0.55% |
| 2066 | -1% | -0.53% |
| 2065 | -0.99% | -0.51% |
| 2064 | -0.98% | -0.49% |
| 2063 | -0.97% | -0.47% |
| 2062 | -0.98% | -0.45% |
| 2061 | -0.97% | -0.44% |
| 2060 | -0.95% | -0.41% |
| 2059 | -0.93% | -0.39% |
| 2058 | -0.93% | -0.37% |
| 2057 | -0.92% | -0.34% |
| 2056 | -0.92% | -0.32% |
| 2055 | -0.91% | -0.29% |
| 2054 | -0.91% | -0.26% |
| 2053 | -0.89% | -0.23% |
| 2052 | -0.89% | -0.2% |
| 2051 | -0.89% | -0.17% |
| 2050 | -0.89% | -0.14% |
| 2049 | -0.88% | -0.11% |
| 2048 | -0.89% | -0.09% |
| 2047 | -0.88% | -0.06% |
| 2046 | -0.88% | -0.03% |
| 2045 | -0.89% | 0.002% |
| 2044 | -0.89% | 0.03% |
| 2043 | -0.89% | 0.05% |
| 2042 | -0.91% | 0.08% |
| 2041 | -0.91% | 0.11% |
| 2040 | -0.92% | 0.13% |
| 2039 | -0.9% | 0.16% |
| 2038 | -0.91% | 0.18% |
| 2037 | -0.91% | 0.2% |
| 2036 | -0.89% | 0.23% |
| 2035 | -0.88% | 0.25% |
| 2034 | -0.88% | 0.27% |
| 2033 | -0.86% | 0.29% |
| 2032 | -0.86% | 0.31% |
| 2031 | -0.85% | 0.33% |
| 2030 | -0.82% | 0.35% |
| 2029 | -0.8% | 0.37% |
| 2028 | -0.77% | 0.39% |
| 2027 | -0.73% | 0.41% |
| 2026 | -0.67% | 0.44% |
| 2025 | -0.61% | 0.46% |
| 2024 | -0.08% | 0.48% |
| 2023 | -0.29% | 0.47% |
| 2022 | -0.65% | 0.43% |
| 2021 | -0.66% | 0.51% |
| 2020 | -1% | 0.7% |
| 2019 | -1.4% | 0.84% |
| 2018 | -1.36% | 0.91% |
| 2017 | -1.32% | 0.95% |
| 2016 | -1.29% | 1.02% |
| 2015 | -1.26% | 1.07% |
| 2014 | -1.21% | 1.08% |
| 2013 | -2% | 1.12% |
| 2012 | -0.58% | 1.17% |
| 2011 | -0.64% | 1.18% |
| 2010 | -0.66% | 1.25% |
| 2009 | -0.64% | 1.35% |
| 2008 | -0.7% | 1.37% |
| 2007 | -0.73% | 1.36% |
| 2006 | -0.76% | 1.41% |
| 2005 | -0.75% | 1.46% |
| 2004 | -0.75% | 1.48% |
| 2003 | -0.79% | 1.55% |
| 2002 | -2.15% | 1.67% |
| 2001 | -1.97% | 1.81% |
| 2000 | -0.49% | 1.96% |
| 1999 | -0.56% | 2.1% |
| 1998 | -0.67% | 2.19% |
| 1997 | -0.61% | 2.29% |
| 1996 | -0.51% | 2.37% |
| 1995 | -0.44% | 2.44% |
| 1994 | -0.34% | 2.49% |
| 1993 | -0.79% | 2.53% |
| 1992 | -1.07% | 2.56% |
| 1991 | -0.99% | 2.58% |
| 1990 | -1.79% | 2.56% |
| 1989 | -1.16% | 2.55% |
| 1988 | 0.11% | 2.61% |
| 1987 | 0.15% | 2.68% |
| 1986 | -0.03% | 2.75% |
| 1985 | -0.001% | 2.79% |
| 1984 | 0.23% | 2.79% |
| 1983 | 0.25% | 2.79% |
| 1982 | 0.3% | 2.77% |
| 1981 | 0.33% | 2.76% |
| 1980 | 0.4% | 2.76% |
| 1979 | 0.14% | 2.74% |
| 1978 | 0.11% | 2.7% |
| 1977 | 0.52% | 2.67% |
| 1976 | 0.43% | 2.63% |
| 1975 | 0.48% | 2.6% |
| 1974 | 0.67% | 2.58% |
| 1973 | 0.52% | 2.58% |
| 1972 | 0.47% | 2.63% |
| 1971 | 0.55% | 2.7% |
| 1970 | 0.66% | 2.78% |
| 1969 | 0.77% | 2.85% |
| 1968 | 0.71% | 2.97% |
| 1967 | 0.63% | 3.14% |
| 1966 | 0.66% | 3.27% |
| 1965 | 0.73% | 3.41% |
| 1964 | 0.82% | 3.53% |
| 1963 | 0.81% | 3.65% |
| 1962 | 0.88% | 3.74% |
| 1961 | 0.96% | 3.8% |
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/bulgaria/costa-rica | CC BY
In 2024, the population of Bulgaria declined by 0.08%, while Costa Rica's population grew by 0.48%.
Live population counters
|
Bulgaria
|
Costa Rica
|
|
|---|---|---|
| Current population |
6359449
|
5181862
|
| Population rank | 112/197 | 126/197 |
| Percent of world population | 0.08% | 0.06% |
| One net population change |
1.69 hours
|
21.6 minutes
|
| One birth every |
9.16 minutes
|
10.1 minutes
|
| One death every |
5.19 minutes
|
18.9 minutes
|
| Daily growth/decline | -14 | +67 |
| Annual growth/decline | -5,175 | +24,385 |
| Annual growth/decline rate | -0.08% | +0.48% |
| Population growth rate rank | 171/197 | 138/197 |
| One migration net change every |
2.97 hours
|
8.78 hours
|
| Annual migration change | -2,961 | +1,000 |
| Net migration rank | 106/196 | 63/196 |
| Foreign-born residents | 299,100 | 628,404 |
| Foreign-born residents rank | 98/195 | 75/195 |
| Foreign-born share of population | 4.4% | 12.2% |
| Foreign-born share rank | 99/195 | 55/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Bulgaria
|
Costa Rica
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -2,961 | - | 1,000 |
| 2024 | - | 524 | - | 967 |
| 2023 | -43,837 | 5,173 | 24,109 | 995 |
| 2022 | -62,065 | 26,498 | 21,409 | 1,006 |
| 2021 | -90,452 | 11,756 | 20,119 | 1,018 |
| 2020 | -65,507 | 30,167 | 29,164 | 1,029 |
| 2019 | -46,317 | -2,156 | 37,682 | 1,653 |
| 2018 | -46,304 | -3,873 | 42,469 | 1,673 |
| 2017 | -45,583 | -6,109 | 43,471 | 1,671 |
| 2016 | -42,744 | -9,482 | 45,565 | 1,649 |
| 2015 | -44,699 | -4,227 | 49,077 | 1,617 |
| 2014 | -41,027 | -2,180 | 49,559 | 1,589 |
| 2013 | -37,948 | -1,324 | 49,227 | 1,579 |
| 2012 | -40,183 | -26,334 | 52,036 | 1,587 |
| 2011 | -37,477 | -23,360 | 52,884 | 1,695 |
| 2010 | -34,759 | -21,668 | 50,803 | 2,357 |
| 2009 | -26,800 | -19,060 | 55,757 | 3,432 |
| 2008 | -32,967 | -17,595 | 56,491 | 3,794 |
| 2007 | -37,727 | -16,366 | 55,244 | 4,080 |
| 2006 | -39,526 | -15,184 | 54,177 | 4,321 |
| 2005 | -42,124 | -14,435 | 57,139 | 4,567 |
| 2004 | -40,128 | -13,604 | 55,769 | 4,856 |
| 2003 | -44,319 | -13,183 | 56,743 | 5,216 |
| 2002 | -46,240 | -12,735 | 58,388 | 5,812 |
| 2001 | -44,050 | -30,726 | 62,199 | 7,119 |
| 2000 | -41,668 | -26,211 | 64,268 | 8,826 |
| 1999 | -39,411 | -23,846 | 64,922 | 13,253 |
| 1998 | -52,844 | -23,262 | 64,788 | 15,556 |
| 1997 | -58,185 | -22,963 | 64,954 | 16,954 |
| 1996 | -45,159 | -21,520 | 66,094 | 17,393 |
| 1995 | -42,030 | -22,020 | 67,585 | 16,609 |
| 1994 | -32,086 | -20,984 | 68,336 | 15,587 |
| 1993 | -24,569 | -19,973 | 69,016 | 14,431 |
| 1992 | -18,789 | -120,552 | 69,830 | 13,069 |
| 1991 | -14,675 | -119,356 | 70,506 | 10,757 |
| 1990 | -3,487 | -116,817 | 71,727 | 7,949 |
| 1989 | 5,326 | -114,705 | 72,327 | 3,758 |
| 1988 | 9,879 | 215 | 72,944 | 2,414 |
| 1987 | 8,971 | 357 | 73,188 | 2,267 |
| 1986 | 16,125 | 1,104 | 73,211 | 2,302 |
| 1985 | 11,649 | -19,230 | 72,776 | 2,357 |
| 1984 | 20,610 | -1,032 | 71,062 | 2,402 |
| 1983 | 21,455 | -1,872 | 68,972 | 2,449 |
| 1982 | 24,077 | -1,860 | 66,826 | 2,453 |
| 1981 | 29,341 | -1,830 | 64,632 | 2,431 |
| 1980 | 30,129 | -2,045 | 62,561 | 2,387 |
| 1979 | 40,599 | -872 | 60,984 | 2,349 |
| 1978 | 44,070 | -62,769 | 58,327 | 2,296 |
| 1977 | 47,543 | -11,955 | 56,122 | 2,228 |
| 1976 | 56,055 | -2,522 | 54,019 | 2,129 |
| 1975 | 54,941 | -38,071 | 51,979 | 1,992 |
| 1974 | 64,223 | -1,402 | 50,349 | 1,839 |
| 1973 | 57,760 | -5,409 | 48,943 | 1,468 |
| 1972 | 47,169 | -11,296 | 48,417 | 1,366 |
| 1971 | 52,925 | -7,654 | 48,341 | 1,296 |
| 1970 | 61,125 | -11,315 | 48,398 | 1,137 |
| 1969 | 63,256 | -3,204 | 48,790 | 1,017 |
| 1968 | 69,468 | -132 | 48,361 | 939 |
| 1967 | 49,861 | -420 | 50,193 | 926 |
| 1966 | 54,504 | -144 | 50,755 | 930 |
| 1965 | 58,249 | -1,406 | 51,196 | 932 |
| 1964 | 66,783 | 505 | 51,435 | 934 |
| 1963 | 66,241 | 500 | 51,403 | 938 |
| 1962 | 64,104 | 499 | 51,046 | 934 |
| 1961 | 75,460 | 378 | 50,149 | 924 |
| 1960 | 76,314 | -1,112 | 48,857 | 910 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).
GeoRank.org/population/bulgaria/costa-rica | CC BY
Over the last 10 years, 92.1% of the population change in Bulgaria is from natural causes (a loss of 528,535 people) and 7.94% is from migration (a gain of 45,567 people). In Costa Rica 96.3% is from natural causes (a gain of 362,624 people) and 3.69% is from migration (a gain of 13,900 people).
As of 2024, 299,100 residents or 4.4% of the population were not native-born in Bulgaria, compared to 628,404 people or 12.2% in Costa Rica.
Biggest cities by population
|
Bulgaria
|
|
|---|---|
| City | Population |
| Sofia | 1.21M |
| Plovdiv | 329K |
| Varna | 319K |
| Burgas | 189K |
| Stara Zagora | 121K |
| Ruse | 121K |
| Pleven | 88.6K |
| Sliven | 78.2K |
| Dobrich | 69.4K |
| Shumen | 66.6K |
|
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 |
Compare countries by 7 more topics
Population differences between Bulgaria and Costa Rica
|
Bulgaria
|
Costa Rica
|
|
|---|---|---|
| Life expectancy | 76.1 years | 81.4 years |
| Average age | 44.1 years | 37 years |
| Median age | 45.5 years | 35.6 years |
| Male:Female ratio | 48.4:51.6 | 49.4:50.6 |
| Fertility rate | 1.81 births per woman | 1.33 births per woman |
| Population density | 151.7 ppl/mi² | 262.6 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/bulgaria/costa-rica | 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)
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.