日本
日本的年龄中位数
日本的年龄中位数：1950 年为 21.3 年，2023 年为 49 年（据 UN 估计）。
- 最新值，2023 年
- 49 年
- 自 1950 年以来
- +27.7 年
- 排名，2023 年
- 第 4 / 229
- 从高到低排列
- 世界，2023 年
- 30.4 年
- 预测值，2100 年
- 53 年
- 联合国预测（中方案）
年 · UN
数据解读
- 根据联合国预测（中方案），2100 年为 53 年，介于 48.5 年 至 60.4 年 之间（95% 预测区间）。
逐年数据
年 · UN
| 年份 | 日本 | 世界 |
|---|---|---|
| 2023 | 49 | 30.4 |
| 2022 | 48.6 | 30.1 |
| 2021 | 48.1 | 29.8 |
| 2020 | 47.7 | 29.6 |
| 2019 | 47.3 | 29.3 |
| 2018 | 46.9 | 29 |
| 2017 | 46.5 | 28.8 |
| 2016 | 46.2 | 28.5 |
| 2015 | 45.8 | 28.3 |
| 2014 | 45.5 | 28.1 |
| 2013 | 45.1 | 27.8 |
| 2012 | 44.8 | 27.6 |
| 2011 | 44.5 | 27.4 |
| 2010 | 44.2 | 27.2 |
| 2009 | 43.9 | 27 |
| 2008 | 43.5 | 26.7 |
| 2007 | 43.2 | 26.5 |
| 2006 | 42.9 | 26.3 |
| 2005 | 42.6 | 26.1 |
| 2004 | 42.2 | 25.9 |
| 2003 | 41.8 | 25.7 |
| 2002 | 41.5 | 25.5 |
| 2001 | 41.1 | 25.3 |
| 2000 | 40.8 | 25.1 |
| 1999 | 40.4 | 24.9 |
| 1998 | 40.1 | 24.7 |
| 1997 | 39.7 | 24.4 |
| 1996 | 39.4 | 24.2 |
| 1995 | 39 | 24 |
| 1994 | 38.6 | 23.8 |
| 1993 | 38.2 | 23.5 |
| 1992 | 37.8 | 23.3 |
| 1991 | 37.3 | 23.1 |
| 1990 | 36.9 | 22.9 |
| 1989 | 36.4 | 22.8 |
| 1988 | 36 | 22.6 |
| 1987 | 35.5 | 22.4 |
| 1986 | 35 | 22.2 |
| 1985 | 34.5 | 22 |
| 1984 | 33.9 | 21.9 |
| 1983 | 33.4 | 21.8 |
| 1982 | 32.8 | 21.7 |
| 1981 | 32.3 | 21.6 |
| 1980 | 31.7 | 21.5 |
| 1979 | 31.2 | 21.3 |
| 1978 | 30.7 | 21.1 |
| 1977 | 30.2 | 21 |
| 1976 | 29.9 | 20.8 |
| 1975 | 29.7 | 20.7 |
| 1974 | 29.4 | 20.5 |
| 1973 | 29.2 | 20.4 |
| 1972 | 28.9 | 20.4 |
| 1971 | 28.6 | 20.3 |
| 1970 | 28.3 | 20.3 |
| 1969 | 27.9 | 20.3 |
| 1968 | 27.5 | 20.4 |
| 1967 | 27.2 | 20.5 |
| 1966 | 26.9 | 20.6 |
| 1965 | 26.6 | 20.8 |
| 1964 | 26.3 | 21 |
| 1963 | 25.9 | 21.2 |
| 1962 | 25.5 | 21.4 |
| 1961 | 25.1 | 21.4 |
| 1960 | 24.7 | 21.5 |
| 1959 | 24.3 | 21.5 |
| 1958 | 23.9 | 21.5 |
| 1957 | 23.5 | 21.6 |
| 1956 | 23.1 | 21.7 |
| 1955 | 22.7 | 21.8 |
| 1954 | 22.4 | 21.9 |
| 1953 | 22 | 22 |
| 1952 | 21.7 | 22.1 |
| 1951 | 21.5 | 22.1 |
| 1950 | 21.3 | 22.2 |
联合国预测（中方案） · 2024–2100
| 年份 | 日本 | 世界 |
|---|---|---|
| 2024 | 49.449.4–49.4 | 30.6 |
| 2025 | 49.849.7–49.8 | 30.9 |
| 2026 | 50.250.1–50.3 | 31.1 |
| 2027 | 50.550.4–50.7 | 31.3 |
| 2028 | 50.950.7–51.1 | 31.6 |
| 2029 | 51.250.9–51.4 | 31.8 |
| 2030 | 51.551.2–51.8 | 32 |
| 2031 | 51.851.4–52.1 | 32.2 |
| 2032 | 5251.6–52.4 | 32.4 |
| 2033 | 52.251.7–52.7 | 32.6 |
| 2034 | 52.451.8–52.9 | 32.8 |
| 2035 | 52.551.9–53.2 | 33 |
| 2036 | 52.751.9–53.4 | 33.2 |
| 2037 | 52.852–53.6 | 33.4 |
| 2038 | 52.952–53.8 | 33.6 |
| 2039 | 5351.9–54 | 33.8 |
| 2040 | 53.151.9–54.2 | 34 |
| 2041 | 53.151.8–54.4 | 34.2 |
| 2042 | 53.151.7–54.6 | 34.4 |
| 2043 | 53.151.5–54.7 | 34.6 |
| 2044 | 53.151.3–54.9 | 34.8 |
| 2045 | 5351.1–55 | 35 |
| 2046 | 5351–55.1 | 35.2 |
| 2047 | 52.950.8–55.2 | 35.4 |
| 2048 | 52.850.6–55.3 | 35.6 |
| 2049 | 52.850.5–55.3 | 35.9 |
| 2050 | 52.850.4–55.4 | 36.1 |
| 2051 | 52.750.2–55.5 | 36.3 |
| 2052 | 52.750.2–55.6 | 36.5 |
| 2053 | 52.750.1–55.7 | 36.7 |
| 2054 | 52.750.1–55.8 | 36.9 |
| 2055 | 52.850.1–55.9 | 37.1 |
| 2056 | 52.850.1–56 | 37.3 |
| 2057 | 52.950.1–56.2 | 37.5 |
| 2058 | 5350.2–56.3 | 37.6 |
| 2059 | 5350.3–56.5 | 37.8 |
| 2060 | 53.150.4–56.6 | 37.9 |
| 2061 | 53.250.4–56.8 | 38 |
| 2062 | 53.350.5–57 | 38.1 |
| 2063 | 53.350.6–57.1 | 38.3 |
| 2064 | 53.450.6–57.2 | 38.4 |
| 2065 | 53.550.6–57.3 | 38.5 |
| 2066 | 53.550.6–57.5 | 38.6 |
| 2067 | 53.550.6–57.6 | 38.7 |
| 2068 | 53.650.5–57.7 | 38.8 |
| 2069 | 53.650.4–57.9 | 38.9 |
| 2070 | 53.650.3–58 | 39 |
| 2071 | 53.650.1–58.2 | 39.1 |
| 2072 | 53.649.8–58.3 | 39.2 |
| 2073 | 53.549.6–58.5 | 39.3 |
| 2074 | 53.549.3–58.6 | 39.4 |
| 2075 | 53.449–58.8 | 39.5 |
| 2076 | 53.248.8–59 | 39.6 |
| 2077 | 53.148.6–59.1 | 39.7 |
| 2078 | 5348.4–59.2 | 39.8 |
| 2079 | 52.848.2–59.4 | 40 |
| 2080 | 52.748–59.5 | 40.1 |
| 2081 | 52.647.9–59.6 | 40.2 |
| 2082 | 52.547.8–59.6 | 40.3 |
| 2083 | 52.447.7–59.7 | 40.4 |
| 2084 | 52.447.7–59.7 | 40.5 |
| 2085 | 52.347.7–59.8 | 40.6 |
| 2086 | 52.347.6–59.8 | 40.7 |
| 2087 | 52.347.6–59.8 | 40.9 |
| 2088 | 52.347.6–59.8 | 41 |
| 2089 | 52.347.7–59.8 | 41.1 |
| 2090 | 52.447.8–59.8 | 41.2 |
| 2091 | 52.447.8–59.8 | 41.3 |
| 2092 | 52.547.9–59.9 | 41.4 |
| 2093 | 52.548–59.9 | 41.5 |
| 2094 | 52.648.1–60 | 41.6 |
| 2095 | 52.748.1–60 | 41.7 |
| 2096 | 52.848.2–60.1 | 41.8 |
| 2097 | 52.848.3–60.2 | 41.9 |
| 2098 | 52.948.4–60.2 | 42 |
| 2099 | 52.948.4–60.3 | 42 |
| 2100 | 5348.5–60.4 | 42.1 |
须知
- 一半人口年龄高于此值，另一半低于此值。
- 来源：UN DESA, World Population Prospects 2024。
- 虚线为联合国预测（中方案），是一种情景而非预报；阴影带为其95% 预测区间。
- 排名基于 2023 年有数值的 229 个国家，从高到低排列。
- 浅色线为同一来源统计的全球整体数值。
各图层如何运作、数据从何而来，以及它们无法告诉你什么： 历年各国数据