Iwaki's 2024 population is now estimated at 355,187. In 1950, the population of Iwaki was 103,607. Iwaki experienced a decrease of -593 residents over the past year, marking an annual decline of -0.17%.These population estimates and projections come from the latest revision of the UN World Urbanization Prospects. These estimates represent the Urban agglomeration of Iwaki, which typically includes Iwaki's population in addition to adjacent suburban areas.
Year | Population |
|---|---|
| 2035 | 342,937 |
| 2034 | 344,220 |
| 2033 | 345,475 |
| 2032 | 346,700 |
| 2031 | 347,894 |
| 2030 | 349,057 |
| 2029 | 350,184 |
| 2028 | 351,274 |
| 2027 | 352,321 |
| 2026 | 353,321 |
| 2025 | 354,272 |
| 2024 | 355,187 |
| 2023 | 355,780 |
| 2022 | 356,037 |
| 2021 | 356,031 |
| 2020 | 355,785 |
| 2019 | 355,328 |
| 2018 | 354,713 |
| 2017 | 353,078 |
| 2016 | 351,450 |
| 2015 | 349,830 |
| 2014 | 348,219 |
| 2013 | 346,616 |
| 2012 | 345,023 |
| 2011 | 343,432 |
| 2010 | 342,856 |
| 2009 | 345,275 |
| 2008 | 347,707 |
| 2007 | 350,163 |
| 2006 | 352,633 |
| 2005 | 354,775 |
| 2004 | 355,896 |
| 2003 | 357,024 |
| 2002 | 358,155 |
| 2001 | 359,288 |
| 2000 | 360,161 |
| 1999 | 360,253 |
| 1998 | 360,345 |
| 1997 | 360,437 |
| 1996 | 360,529 |
| 1995 | 352,535 |
| 1994 | 322,286 |
| 1993 | 294,632 |
| 1992 | 269,384 |
| 1991 | 246,238 |
| 1990 | 225,110 |
| 1989 | 205,794 |
| 1988 | 188,159 |
| 1987 | 171,992 |
| 1986 | 157,234 |
| 1985 | 146,471 |
| 1984 | 144,277 |
| 1983 | 142,110 |
| 1982 | 139,979 |
| 1981 | 137,879 |
| 1980 | 135,780 |
| 1979 | 133,605 |
| 1978 | 131,468 |
| 1977 | 129,365 |
| 1976 | 127,299 |
| 1975 | 125,527 |
| 1974 | 124,567 |
| 1973 | 123,614 |
| 1972 | 122,670 |
| 1971 | 121,731 |
| 1970 | 120,800 |
| 1969 | 119,876 |
| 1968 | 118,961 |
| 1967 | 118,050 |
| 1966 | 117,147 |
| 1965 | 116,251 |
| 1964 | 115,363 |
| 1963 | 114,480 |
| 1962 | 113,605 |
| 1961 | 112,736 |
| 1960 | 111,875 |
| 1959 | 111,018 |
| 1958 | 110,169 |
| 1957 | 109,327 |
| 1956 | 108,492 |
| 1955 | 107,661 |
| 1954 | 106,838 |
| 1953 | 106,021 |
| 1952 | 105,211 |
| 1951 | 104,405 |
| 1950 | 103,607 |
Year | Population | Growth Rate | Growth |
|---|---|---|---|
| 1950 | 103,607 | 0% | 0 |
| 1951 | 104,405 | 0.77% | 798 |
| 1952 | 105,211 | 0.77% | 806 |
| 1953 | 106,021 | 0.77% | 810 |
| 1954 | 106,838 | 0.77% | 817 |
| 1955 | 107,661 | 0.77% | 823 |
| 1956 | 108,492 | 0.77% | 831 |
| 1957 | 109,327 | 0.77% | 835 |
| 1958 | 110,169 | 0.77% | 842 |
| 1959 | 111,018 | 0.77% | 849 |
| 1960 | 111,875 | 0.77% | 857 |
| 1961 | 112,736 | 0.77% | 861 |
| 1962 | 113,605 | 0.77% | 869 |
| 1963 | 114,480 | 0.77% | 875 |
| 1964 | 115,363 | 0.77% | 883 |
| 1965 | 116,251 | 0.77% | 888 |
| 1966 | 117,147 | 0.77% | 896 |
| 1967 | 118,050 | 0.77% | 903 |
| 1968 | 118,961 | 0.77% | 911 |
| 1969 | 119,876 | 0.77% | 915 |
| 1970 | 120,800 | 0.77% | 924 |
| 1971 | 121,731 | 0.77% | 931 |
| 1972 | 122,670 | 0.77% | 939 |
| 1973 | 123,614 | 0.77% | 944 |
| 1974 | 124,567 | 0.77% | 953 |
| 1975 | 125,527 | 0.77% | 960 |
| 1976 | 127,299 | 1.41% | 1,772 |
| 1977 | 129,365 | 1.62% | 2,066 |
| 1978 | 131,468 | 1.63% | 2,103 |
| 1979 | 133,605 | 1.63% | 2,137 |
| 1980 | 135,780 | 1.63% | 2,175 |
| 1981 | 137,879 | 1.55% | 2,099 |
| 1982 | 139,979 | 1.52% | 2,100 |
| 1983 | 142,110 | 1.52% | 2,131 |
| 1984 | 144,277 | 1.52% | 2,167 |
| 1985 | 146,471 | 1.52% | 2,194 |
| 1986 | 157,234 | 7.35% | 10,763 |
| 1987 | 171,992 | 9.39% | 14,758 |
| 1988 | 188,159 | 9.4% | 16,167 |
| 1989 | 205,794 | 9.37% | 17,635 |
| 1990 | 225,110 | 9.39% | 19,316 |
| 1991 | 246,238 | 9.39% | 21,128 |
| 1992 | 269,384 | 9.4% | 23,146 |
| 1993 | 294,632 | 9.37% | 25,248 |
| 1994 | 322,286 | 9.39% | 27,654 |
| 1995 | 352,535 | 9.39% | 30,249 |
| 1996 | 360,529 | 2.27% | 7,994 |
| 1997 | 360,437 | -0.03% | -92 |
| 1998 | 360,345 | -0.03% | -92 |
| 1999 | 360,253 | -0.03% | -92 |
| 2000 | 360,161 | -0.03% | -92 |
| 2001 | 359,288 | -0.24% | -873 |
| 2002 | 358,155 | -0.32% | -1,133 |
| 2003 | 357,024 | -0.32% | -1,131 |
| 2004 | 355,896 | -0.32% | -1,128 |
| 2005 | 354,775 | -0.31% | -1,121 |
| 2006 | 352,633 | -0.6% | -2,142 |
| 2007 | 350,163 | -0.7% | -2,470 |
| 2008 | 347,707 | -0.7% | -2,456 |
| 2009 | 345,275 | -0.7% | -2,432 |
| 2010 | 342,856 | -0.7% | -2,419 |
| 2011 | 343,432 | 0.17% | 576 |
| 2012 | 345,023 | 0.46% | 1,591 |
| 2013 | 346,616 | 0.46% | 1,593 |
| 2014 | 348,219 | 0.46% | 1,603 |
| 2015 | 349,830 | 0.46% | 1,611 |
| 2016 | 351,450 | 0.46% | 1,620 |
| 2017 | 353,078 | 0.46% | 1,628 |
| 2018 | 354,713 | 0.46% | 1,635 |
| 2019 | 355,328 | 0.17% | 615 |
| 2020 | 355,785 | 0.13% | 457 |
| 2021 | 356,031 | 0.07% | 246 |
| 2022 | 356,037 | 0% | 6 |
| 2023 | 355,780 | -0.07% | -257 |
| 2024 | 355,187 | -0.17% | -593 |
| 2025 | 354,272 | -0.26% | -915 |
| 2026 | 353,321 | -0.27% | -951 |
| 2027 | 352,321 | -0.28% | -1,000 |
| 2028 | 351,274 | -0.3% | -1,047 |
| 2029 | 350,184 | -0.31% | -1,090 |
| 2030 | 349,057 | -0.32% | -1,127 |
| 2031 | 347,894 | -0.33% | -1,163 |
| 2032 | 346,700 | -0.34% | -1,194 |
| 2033 | 345,475 | -0.35% | -1,225 |
| 2034 | 344,220 | -0.36% | -1,255 |
| 2035 | 342,937 | -0.37% | -1,283 |
Name | 2024 Population | 2024 Growth |
|---|---|---|
| Tokyo | 37,115,035 | -0.21% |
| Osaka | 18,967,459 | -0.24% |
| Nagoya | 9,556,879 | -0.13% |
| Fukuoka | 5,478,076 | -0.22% |
| Shizuoka | 2,935,527 | -0.06% |
| Sapporo | 2,660,947 | -0.19% |
| Sendai | 2,341,433 | -0.04% |
| Hiroshima | 2,062,884 | -0.23% |
| Niigata | 795,916 | -0.24% |
| Kumamoto | 736,779 | -0.22% |
| Okayama | 720,343 | -0.24% |
| Kagoshima | 581,211 | -0.4% |
| Utsunomiya | 518,833 | -0.24% |
| Matsuyama | 503,659 | -0.29% |
| Oita | 475,472 | -0.22% |
| Kurashiki | 471,431 | -0.23% |
| Kanazawa | 462,233 | -0.24% |
| Fukuyama | 461,529 | -0.23% |
| Takamatsu | 415,595 | -0.23% |
| Toyama | 407,299 | -0.36% |