| Source | UN (World Population Prospects 2019) |
| Date | 23 Aug 2021 |
The current population of Niue is 1,618 as of May 31, 2023, based on interpolation of the latest United Nations data. The population of Niue is projected at 1,619 or 1.62 thousand as of July 1, 2021. The total population in Niue is projected at 1,626 or 1.63 thousand people for the year 2020. Niue ranks number 233rd in the world by population in the list of 235 countries/territories. Niue is ranked 22nd among 23 countries in Oceania.
Niue's population peaked in 1968 with 5.2 thousand people after Niue's population decreased year by year. The Niue population is projected to reach 1.7 thousand in 2030 and increase further to 1.8 thousand in 2050 and 1.7 thousand by 2100. Niue accounts for a 0.000021 percent of the world population. Its global share has declined since 0.000181% of 1951 and is projected to decline at 0.000016% by 2100.
Niue was at 227th position globally in 1950, and its rank is projected to decline at 233rd in 2100.
| Year | Population | Growth | Share (%) | |
|---|---|---|---|---|
| Net Change | rate (%) | to World | ||
| 2020 | 1,626 | 11 | 0.68 | 0.000021 |
| 2021 | 1,619 | -7 | -0.43 | 0.000021 |
| 2022 | 1,622 | 3 | 0.19 | 0.000020 |
| 2023 | 1,626 | 4 | 0.25 | 0.000020 |
| 2024 | 1,618 | -8 | -0.49 | 0.000020 |
| 2025 | 1,621 | 3 | 0.19 | 0.000020 |
| 2026 | 1,628 | 7 | 0.43 | 0.000020 |
| 2027 | 1,634 | 6 | 0.37 | 0.000020 |
| 2028 | 1,643 | 9 | 0.55 | 0.000020 |
| 2029 | 1,651 | 8 | 0.49 | 0.000019 |
| 2030 | 1,664 | 13 | 0.79 | 0.000019 |
| 2031 | 1,674 | 10 | 0.60 | 0.000019 |
| 2032 | 1,679 | 5 | 0.30 | 0.000019 |
| 2033 | 1,686 | 7 | 0.42 | 0.000019 |
| 2034 | 1,690 | 4 | 0.24 | 0.000019 |
| 2035 | 1,696 | 6 | 0.36 | 0.000019 |
| 2036 | 1,705 | 9 | 0.53 | 0.000019 |
| 2037 | 1,713 | 8 | 0.47 | 0.000019 |
| 2038 | 1,723 | 10 | 0.58 | 0.000019 |
| 2039 | 1,724 | 1 | 0.06 | 0.000019 |
| 2040 | 1,730 | 6 | 0.35 | 0.000019 |
| 2041 | 1,741 | 11 | 0.64 | 0.000019 |
| 2042 | 1,740 | -1 | -0.06 | 0.000019 |
| 2043 | 1,748 | 8 | 0.46 | 0.000019 |
| 2044 | 1,751 | 3 | 0.17 | 0.000019 |
| 2045 | 1,752 | 1 | 0.06 | 0.000018 |
| 2046 | 1,759 | 7 | 0.40 | 0.000018 |
| 2047 | 1,761 | 2 | 0.11 | 0.000018 |
| 2048 | 1,770 | 9 | 0.51 | 0.000018 |
| 2049 | 1,776 | 6 | 0.34 | 0.000018 |
| 2050 | 1,778 | 2 | 0.11 | 0.000018 |
| 2051 | 1,787 | 9 | 0.51 | 0.000018 |
| 2052 | 1,791 | 4 | 0.22 | 0.000018 |
| 2053 | 1,792 | 1 | 0.06 | 0.000018 |
| 2054 | 1,797 | 5 | 0.28 | 0.000018 |
| 2055 | 1,799 | 2 | 0.11 | 0.000018 |
| 2056 | 1,802 | 3 | 0.17 | 0.000018 |
| 2057 | 1,807 | 5 | 0.28 | 0.000018 |
| 2058 | 1,809 | 2 | 0.11 | 0.000018 |
| 2059 | 1,813 | 4 | 0.22 | 0.000018 |
| 2060 | 1,816 | 3 | 0.17 | 0.000018 |
| 2061 | 1,815 | -1 | -0.06 | 0.000018 |
| 2062 | 1,821 | 6 | 0.33 | 0.000018 |
| 2063 | 1,821 | 0 | 0.00 | 0.000018 |
| 2064 | 1,825 | 4 | 0.22 | 0.000018 |
| 2065 | 1,819 | -6 | -0.33 | 0.000018 |
| 2066 | 1,820 | 1 | 0.05 | 0.000018 |
| 2067 | 1,823 | 3 | 0.16 | 0.000018 |
| 2068 | 1,824 | 1 | 0.05 | 0.000018 |
| 2069 | 1,821 | -3 | -0.16 | 0.000017 |
| 2070 | 1,819 | -2 | -0.11 | 0.000017 |
| 2071 | 1,822 | 3 | 0.16 | 0.000017 |
| 2072 | 1,817 | -5 | -0.27 | 0.000017 |
| 2073 | 1,818 | 1 | 0.06 | 0.000017 |
| 2074 | 1,823 | 5 | 0.28 | 0.000017 |
| 2075 | 1,819 | -4 | -0.22 | 0.000017 |
| 2076 | 1,821 | 2 | 0.11 | 0.000017 |
| 2077 | 1,816 | -5 | -0.27 | 0.000017 |
| 2078 | 1,810 | -6 | -0.33 | 0.000017 |
| 2079 | 1,809 | -1 | -0.06 | 0.000017 |
| 2080 | 1,810 | 1 | 0.06 | 0.000017 |
| 2081 | 1,806 | -4 | -0.22 | 0.000017 |
| 2082 | 1,804 | -2 | -0.11 | 0.000017 |
| 2083 | 1,798 | -6 | -0.33 | 0.000017 |
| 2084 | 1,796 | -2 | -0.11 | 0.000017 |
| 2085 | 1,798 | 2 | 0.11 | 0.000017 |
| 2086 | 1,792 | -6 | -0.33 | 0.000017 |
| 2087 | 1,785 | -7 | -0.39 | 0.000017 |
| 2088 | 1,784 | -1 | -0.06 | 0.000017 |
| 2089 | 1,779 | -5 | -0.28 | 0.000016 |
| 2090 | 1,778 | -1 | -0.06 | 0.000016 |
| 2091 | 1,777 | -1 | -0.06 | 0.000016 |
| 2092 | 1,770 | -7 | -0.39 | 0.000016 |
| 2093 | 1,764 | -6 | -0.34 | 0.000016 |
| 2094 | 1,756 | -8 | -0.45 | 0.000016 |
| 2095 | 1,750 | -6 | -0.34 | 0.000016 |
| 2096 | 1,746 | -4 | -0.23 | 0.000016 |
| 2097 | 1,739 | -7 | -0.40 | 0.000016 |
| 2098 | 1,734 | -5 | -0.29 | 0.000016 |
| 2099 | 1,729 | -5 | -0.29 | 0.000016 |
| 2100 | 1,728 | -1 | -0.06 | 0.000016 |
| Year | Population | Growth | Share (%) | |
|---|---|---|---|---|
| Net Change | rate (%) | to World | ||
| 1950 | 4,667 | - | - | 0.000184 |
| 1951 | 4,678 | 11 | 0.24 | 0.000181 |
| 1952 | 4,684 | 6 | 0.13 | 0.000178 |
| 1953 | 4,686 | 2 | 0.04 | 0.000175 |
| 1954 | 4,685 | -1 | -0.02 | 0.000172 |
| 1955 | 4,694 | 9 | 0.19 | 0.000169 |
| 1956 | 4,700 | 6 | 0.13 | 0.000167 |
| 1957 | 4,719 | 19 | 0.40 | 0.000164 |
| 1958 | 4,750 | 31 | 0.66 | 0.000162 |
| 1959 | 4,788 | 38 | 0.80 | 0.000161 |
| 1960 | 4,826 | 38 | 0.79 | 0.000159 |
| 1961 | 4,875 | 49 | 1.02 | 0.000158 |
| 1962 | 4,931 | 56 | 1.15 | 0.000157 |
| 1963 | 4,983 | 52 | 1.05 | 0.000155 |
| 1964 | 5,045 | 62 | 1.24 | 0.000154 |
| 1965 | 5,098 | 53 | 1.05 | 0.000153 |
| 1966 | 5,151 | 53 | 1.04 | 0.000151 |
| 1967 | 5,208 | 57 | 1.11 | 0.000150 |
| 1968 | 5,237 | 29 | 0.56 | 0.000147 |
| 1969 | 5,218 | -19 | -0.36 | 0.000144 |
| 1970 | 5,135 | -83 | -1.59 | 0.000139 |
| 1971 | 4,964 | -171 | -3.33 | 0.000131 |
| 1972 | 4,724 | -240 | -4.83 | 0.000123 |
| 1973 | 4,449 | -275 | -5.82 | 0.000113 |
| 1974 | 4,191 | -258 | -5.80 | 0.000105 |
| 1975 | 3,976 | -215 | -5.13 | 0.000097 |
| 1976 | 3,807 | -169 | -4.25 | 0.000092 |
| 1977 | 3,686 | -121 | -3.18 | 0.000087 |
| 1978 | 3,599 | -87 | -2.36 | 0.000084 |
| 1979 | 3,511 | -88 | -2.45 | 0.000080 |
| 1980 | 3,404 | -107 | -3.05 | 0.000076 |
| 1981 | 3,269 | -135 | -3.97 | 0.000072 |
| 1982 | 3,127 | -142 | -4.34 | 0.000068 |
| 1983 | 2,981 | -146 | -4.67 | 0.000063 |
| 1984 | 2,841 | -140 | -4.70 | 0.000059 |
| 1985 | 2,719 | -122 | -4.29 | 0.000056 |
| 1986 | 2,609 | -110 | -4.05 | 0.000053 |
| 1987 | 2,521 | -88 | -3.37 | 0.000050 |
| 1988 | 2,450 | -71 | -2.82 | 0.000048 |
| 1989 | 2,383 | -67 | -2.73 | 0.000045 |
| 1990 | 2,329 | -54 | -2.27 | 0.000044 |
| 1991 | 2,288 | -41 | -1.76 | 0.000042 |
| 1992 | 2,258 | -30 | -1.31 | 0.000041 |
| 1993 | 2,236 | -22 | -0.97 | 0.000040 |
| 1994 | 2,205 | -31 | -1.39 | 0.000039 |
| 1995 | 2,165 | -40 | -1.81 | 0.000038 |
| 1996 | 2,124 | -41 | -1.89 | 0.000036 |
| 1997 | 2,067 | -57 | -2.68 | 0.000035 |
| 1998 | 2,010 | -57 | -2.76 | 0.000034 |
| 1999 | 1,956 | -54 | -2.69 | 0.000032 |
| 2000 | 1,899 | -57 | -2.91 | 0.000031 |
| 2001 | 1,854 | -45 | -2.37 | 0.000030 |
| 2002 | 1,791 | -63 | -3.40 | 0.000028 |
| 2003 | 1,755 | -36 | -2.01 | 0.000028 |
| 2004 | 1,715 | -40 | -2.28 | 0.000027 |
| 2005 | 1,683 | -32 | -1.87 | 0.000026 |
| 2006 | 1,661 | -22 | -1.31 | 0.000025 |
| 2007 | 1,643 | -18 | -1.08 | 0.000025 |
| 2008 | 1,635 | -8 | -0.49 | 0.000024 |
| 2009 | 1,628 | -7 | -0.43 | 0.000024 |
| 2010 | 1,618 | -10 | -0.61 | 0.000023 |
| 2011 | 1,620 | 2 | 0.12 | 0.000023 |
| 2012 | 1,610 | -10 | -0.62 | 0.000023 |
| 2013 | 1,612 | 2 | 0.12 | 0.000022 |
| 2014 | 1,609 | -3 | -0.19 | 0.000022 |
| 2015 | 1,619 | 10 | 0.62 | 0.000022 |
| 2016 | 1,614 | -5 | -0.31 | 0.000022 |
| 2017 | 1,609 | -5 | -0.31 | 0.000021 |
| 2018 | 1,620 | 11 | 0.68 | 0.000021 |
| 2019 | 1,615 | -5 | -0.31 | 0.000021 |