| Source | UN (World Population Prospects 2019) |
| Date | 23 Aug 2021 |
The current population of Slovakia is 5,459,504 as of September 26, 2023, based on interpolation of the latest United Nations data. The population of Slovakia is projected at 5,460,721 or 5.461 million as of July 1, 2021. The total population in Slovakia is projected at 5,459,642 or 5.460 million people for the year 2020. Slovakia ranks number 119th in the world by population in the list of 235 countries/territories. Slovakia is ranked 25th among 48 countries in Europe.
Slovakia's population peak will be 2021 with 5.46 mn people after Slovakia's population will be decreased year by year. The Slovakian population is projected to reach 5.40 million in 2030 and increase further to 4.98 million in 2050 and 3.83 million by 2100. Slovakia accounts for 0.069 percent of the world population. However, its global share declined by 0.136% in 1951 and is projected to decline at 0.035% by 2100.
Slovakia was at 137th position globally in 1950, and its rank is projected to increase at 81st in 2100.
| Year | Population | Growth | Share (%) | |
|---|---|---|---|---|
| Net Change | rate (%) | to World | ||
| 2020 | 5,459,642 | 2,629 | 0.05 | 0.070 |
| 2021 | 5,460,721 | 1,079 | 0.02 | 0.069 |
| 2022 | 5,460,193 | -528 | -0.01 | 0.069 |
| 2023 | 5,458,093 | -2,100 | -0.04 | 0.068 |
| 2024 | 5,454,536 | -3,557 | -0.07 | 0.067 |
| 2025 | 5,449,599 | -4,937 | -0.09 | 0.067 |
| 2026 | 5,443,290 | -6,309 | -0.12 | 0.066 |
| 2027 | 5,435,536 | -7,754 | -0.14 | 0.065 |
| 2028 | 5,426,321 | -9,215 | -0.17 | 0.065 |
| 2029 | 5,415,616 | -10,705 | -0.20 | 0.064 |
| 2030 | 5,403,400 | -12,216 | -0.23 | 0.063 |
| 2031 | 5,389,701 | -13,699 | -0.25 | 0.063 |
| 2032 | 5,374,592 | -15,109 | -0.28 | 0.062 |
| 2033 | 5,358,177 | -16,415 | -0.31 | 0.061 |
| 2034 | 5,340,606 | -17,571 | -0.33 | 0.061 |
| 2035 | 5,322,000 | -18,606 | -0.35 | 0.060 |
| 2036 | 5,302,429 | -19,571 | -0.37 | 0.059 |
| 2037 | 5,281,966 | -20,463 | -0.39 | 0.059 |
| 2038 | 5,260,761 | -21,205 | -0.40 | 0.058 |
| 2039 | 5,238,977 | -21,784 | -0.41 | 0.057 |
| 2040 | 5,216,735 | -22,242 | -0.42 | 0.057 |
| 2041 | 5,194,136 | -22,599 | -0.43 | 0.056 |
| 2042 | 5,171,228 | -22,908 | -0.44 | 0.056 |
| 2043 | 5,148,093 | -23,135 | -0.45 | 0.055 |
| 2044 | 5,124,791 | -23,302 | -0.45 | 0.054 |
| 2045 | 5,101,391 | -23,400 | -0.46 | 0.054 |
| 2046 | 5,077,921 | -23,470 | -0.46 | 0.053 |
| 2047 | 5,054,410 | -23,511 | -0.46 | 0.053 |
| 2048 | 5,030,864 | -23,546 | -0.47 | 0.052 |
| 2049 | 5,007,274 | -23,590 | -0.47 | 0.052 |
| 2050 | 4,983,648 | -23,626 | -0.47 | 0.051 |
| 2051 | 4,959,963 | -23,685 | -0.48 | 0.051 |
| 2052 | 4,936,205 | -23,758 | -0.48 | 0.050 |
| 2053 | 4,912,313 | -23,892 | -0.48 | 0.050 |
| 2054 | 4,888,184 | -24,129 | -0.49 | 0.049 |
| 2055 | 4,863,730 | -24,454 | -0.50 | 0.049 |
| 2056 | 4,838,941 | -24,789 | -0.51 | 0.048 |
| 2057 | 4,813,799 | -25,142 | -0.52 | 0.048 |
| 2058 | 4,788,223 | -25,576 | -0.53 | 0.048 |
| 2059 | 4,762,122 | -26,101 | -0.55 | 0.047 |
| 2060 | 4,735,448 | -26,674 | -0.56 | 0.047 |
| 2061 | 4,708,179 | -27,269 | -0.58 | 0.046 |
| 2062 | 4,680,356 | -27,823 | -0.59 | 0.046 |
| 2063 | 4,651,988 | -28,368 | -0.61 | 0.045 |
| 2064 | 4,623,120 | -28,868 | -0.62 | 0.045 |
| 2065 | 4,593,789 | -29,331 | -0.63 | 0.045 |
| 2066 | 4,564,035 | -29,754 | -0.65 | 0.044 |
| 2067 | 4,533,929 | -30,106 | -0.66 | 0.044 |
| 2068 | 4,503,628 | -30,301 | -0.67 | 0.043 |
| 2069 | 4,473,281 | -30,347 | -0.67 | 0.043 |
| 2070 | 4,443,053 | -30,228 | -0.68 | 0.042 |
| 2071 | 4,413,033 | -30,020 | -0.68 | 0.042 |
| 2072 | 4,383,288 | -29,745 | -0.67 | 0.042 |
| 2073 | 4,353,943 | -29,345 | -0.67 | 0.041 |
| 2074 | 4,325,116 | -28,827 | -0.66 | 0.041 |
| 2075 | 4,296,918 | -28,198 | -0.65 | 0.041 |
| 2076 | 4,269,424 | -27,494 | -0.64 | 0.040 |
| 2077 | 4,242,681 | -26,743 | -0.63 | 0.040 |
| 2078 | 4,216,748 | -25,933 | -0.61 | 0.040 |
| 2079 | 4,191,694 | -25,054 | -0.59 | 0.039 |
| 2080 | 4,167,556 | -24,138 | -0.58 | 0.039 |
| 2081 | 4,144,358 | -23,198 | -0.56 | 0.039 |
| 2082 | 4,122,105 | -22,253 | -0.54 | 0.039 |
| 2083 | 4,100,784 | -21,321 | -0.52 | 0.038 |
| 2084 | 4,080,348 | -20,436 | -0.50 | 0.038 |
| 2085 | 4,060,745 | -19,603 | -0.48 | 0.038 |
| 2086 | 4,041,972 | -18,773 | -0.46 | 0.038 |
| 2087 | 4,023,988 | -17,984 | -0.44 | 0.037 |
| 2088 | 4,006,722 | -17,266 | -0.43 | 0.037 |
| 2089 | 3,990,080 | -16,642 | -0.42 | 0.037 |
| 2090 | 3,974,002 | -16,078 | -0.40 | 0.037 |
| 2091 | 3,958,403 | -15,599 | -0.39 | 0.037 |
| 2092 | 3,943,228 | -15,175 | -0.38 | 0.036 |
| 2093 | 3,928,427 | -14,801 | -0.38 | 0.036 |
| 2094 | 3,913,942 | -14,485 | -0.37 | 0.036 |
| 2095 | 3,899,712 | -14,230 | -0.36 | 0.036 |
| 2096 | 3,885,646 | -14,066 | -0.36 | 0.036 |
| 2097 | 3,871,672 | -13,974 | -0.36 | 0.036 |
| 2098 | 3,857,685 | -13,987 | -0.36 | 0.035 |
| 2099 | 3,843,570 | -14,115 | -0.37 | 0.035 |
| 2100 | 3,829,204 | -14,366 | -0.37 | 0.035 |
| Year | Population | Growth | Share (%) | |
|---|---|---|---|---|
| Net Change | rate (%) | to World | ||
| 1950 | 3,436,573 | - | - | 0.135 |
| 1951 | 3,510,926 | 74,353 | 2.16 | 0.136 |
| 1952 | 3,587,657 | 76,731 | 2.19 | 0.136 |
| 1953 | 3,664,918 | 77,261 | 2.15 | 0.137 |
| 1954 | 3,741,211 | 76,293 | 2.08 | 0.137 |
| 1955 | 3,815,402 | 74,191 | 1.98 | 0.138 |
| 1956 | 3,886,746 | 71,344 | 1.87 | 0.138 |
| 1957 | 3,954,855 | 68,109 | 1.75 | 0.138 |
| 1958 | 4,019,639 | 64,784 | 1.64 | 0.137 |
| 1959 | 4,081,320 | 61,681 | 1.53 | 0.137 |
| 1960 | 4,140,129 | 58,809 | 1.44 | 0.136 |
| 1961 | 4,196,170 | 56,041 | 1.35 | 0.136 |
| 1962 | 4,249,205 | 53,035 | 1.26 | 0.135 |
| 1963 | 4,298,584 | 49,379 | 1.16 | 0.134 |
| 1964 | 4,343,459 | 44,875 | 1.04 | 0.133 |
| 1965 | 4,383,452 | 39,993 | 0.92 | 0.131 |
| 1966 | 4,418,205 | 34,753 | 0.79 | 0.130 |
| 1967 | 4,448,550 | 30,345 | 0.69 | 0.128 |
| 1968 | 4,476,824 | 28,274 | 0.64 | 0.126 |
| 1969 | 4,506,157 | 29,333 | 0.66 | 0.124 |
| 1970 | 4,538,841 | 32,684 | 0.73 | 0.123 |
| 1971 | 4,575,563 | 36,722 | 0.81 | 0.121 |
| 1972 | 4,615,831 | 40,268 | 0.88 | 0.120 |
| 1973 | 4,659,280 | 43,449 | 0.94 | 0.119 |
| 1974 | 4,705,110 | 45,830 | 0.98 | 0.118 |
| 1975 | 4,752,540 | 47,430 | 1.01 | 0.116 |
| 1976 | 4,801,741 | 49,201 | 1.04 | 0.116 |
| 1977 | 4,852,497 | 50,756 | 1.06 | 0.115 |
| 1978 | 4,903,202 | 50,705 | 1.04 | 0.114 |
| 1979 | 4,951,788 | 48,586 | 0.99 | 0.113 |
| 1980 | 4,996,731 | 44,943 | 0.91 | 0.112 |
| 1981 | 5,037,341 | 40,610 | 0.81 | 0.111 |
| 1982 | 5,073,890 | 36,549 | 0.73 | 0.110 |
| 1983 | 5,106,989 | 33,099 | 0.65 | 0.109 |
| 1984 | 5,137,685 | 30,696 | 0.60 | 0.107 |
| 1985 | 5,166,798 | 29,113 | 0.57 | 0.106 |
| 1986 | 5,194,306 | 27,508 | 0.53 | 0.105 |
| 1987 | 5,219,959 | 25,653 | 0.49 | 0.103 |
| 1988 | 5,244,036 | 24,077 | 0.46 | 0.102 |
| 1989 | 5,266,804 | 22,768 | 0.43 | 0.101 |
| 1990 | 5,288,454 | 21,650 | 0.41 | 0.099 |
| 1991 | 5,309,235 | 20,781 | 0.39 | 0.098 |
| 1992 | 5,329,033 | 19,798 | 0.37 | 0.097 |
| 1993 | 5,347,214 | 18,181 | 0.34 | 0.096 |
| 1994 | 5,362,896 | 15,682 | 0.29 | 0.095 |
| 1995 | 5,375,470 | 12,574 | 0.23 | 0.094 |
| 1996 | 5,384,788 | 9,318 | 0.17 | 0.092 |
| 1997 | 5,391,204 | 6,416 | 0.12 | 0.091 |
| 1998 | 5,395,254 | 4,050 | 0.08 | 0.090 |
| 1999 | 5,397,708 | 2,454 | 0.05 | 0.089 |
| 2000 | 5,399,211 | 1,503 | 0.03 | 0.088 |
| 2001 | 5,399,992 | 781 | 0.01 | 0.087 |
| 2002 | 5,400,122 | 130 | 0.00 | 0.086 |
| 2003 | 5,399,834 | -288 | -0.01 | 0.085 |
| 2004 | 5,399,380 | -454 | -0.01 | 0.084 |
| 2005 | 5,398,963 | -417 | -0.01 | 0.083 |
| 2006 | 5,398,673 | -290 | -0.01 | 0.082 |
| 2007 | 5,398,692 | 19 | 0.00 | 0.081 |
| 2008 | 5,399,371 | 679 | 0.01 | 0.080 |
| 2009 | 5,401,153 | 1,782 | 0.03 | 0.079 |
| 2010 | 5,404,294 | 3,141 | 0.06 | 0.078 |
| 2011 | 5,408,937 | 4,643 | 0.09 | 0.077 |
| 2012 | 5,414,889 | 5,952 | 0.11 | 0.076 |
| 2013 | 5,421,725 | 6,836 | 0.13 | 0.075 |
| 2014 | 5,428,803 | 7,078 | 0.13 | 0.074 |
| 2015 | 5,435,611 | 6,808 | 0.13 | 0.074 |
| 2016 | 5,442,003 | 6,392 | 0.12 | 0.073 |
| 2017 | 5,447,900 | 5,897 | 0.11 | 0.072 |
| 2018 | 5,453,014 | 5,114 | 0.09 | 0.071 |
| 2019 | 5,457,013 | 3,999 | 0.07 | 0.071 |