未婚率 男 未婚率 女 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020 15 99.9 100 99.9 99.4 99.8 100 100 99.9 99.66 99.94 15 100 99.9 99.9 99.4 99.9 100 100 99.9 99.59 99.91 16 100 99.9 99.9 99.2 99.9 100 100 99.9 99.69 99.90 16 99.8 99.9 99.8 99.4 99.8 99.9 100 99.8 99.58 99.91 17 99.9 99.9 99.9 99.1 99.8 99.9 99.9 99.9 99.68 99.81 17 99.8 99.8 99.7 99.1 99.6 99.6 99.8 99.7 99.46 99.89 18 99.7 99.7 99.6 99.1 99.6 99.6 99.6 99.5 99.28 99.70 18 99.3 99.4 99.2 98.8 99.2 99 98.8 99.1 99.22 99.52 19 99.5 99.5 99.2 98.5 98.5 98.6 98.9 98.8 98.41 98.73 19 97.8 98.2 97.6 97.5 97.6 97.8 97.7 98.2 98.58 98.89 20 98.2 98.6 97.8 97.4 97.5 97.7 97.6 97.7 96.70 97.68 20 92.8 95.4 95.1 94.9 95.7 94.7 95 96.5 96.39 97.66 21 95.9 96.6 96.2 95.6 95.8 95.2 96.7 96.3 95.71 96.99 21 82.7 89.6 90 91.4 92.6 92.2 92.8 94 94.89 95.58 22 91.5 95 94 93.1 93.6 93.5 94 95 94.11 94.96 22 66 78.7 82.6 87.4 88 88.3 89.1 90.5 91.90 92.75 23 85.3 90.8 90.4 90.3 90.1 90.2 91.6 92.2 92.80 92.62 23 47.3 61.7 70.8 77.9 81.4 83.4 85.7 87.4 88.79 88.48 24 74.5 83.4 84 84 85.5 85.6 86.2 88.5 88.79 89.00 24 30.5 43.6 53.8 64.4 73.5 77 78.7 79.9 82.95 83.77 25 65.9 74.6 76 77.4 78 79.4 82.1 82.1 85.22 84.05 25 20.1 27.4 39.1 52.5 60.4 67.5 71.3 72.5 75.39 75.70 26 50.2 62.7 66.2 69.2 70.4 72.2 75.5 77.2 78.51 77.37 26 12.8 16.6 25.7 39 49.9 56.7 62.9 64.7 68.25 67.15 27 36.1 52.6 57.5 59.8 61.4 65.1 69.3 69.9 73.36 71.27 27 12.2 11.5 18.2 28.3 39.5 47.8 55.6 56 58.19 58.19 28 24.3 41.9 48.2 52 55.9 58.9 63.3 64.9 67.69 67.52 28 8 9.1 12.4 20.7 31.9 41.1 47.3 50.5 52.69 51.74 29 17.4 31.5 38.3 44.6 47.4 52.5 57.7 58.5 60.23 60.25 29 7 7 9.3 15.5 25.3 34.3 40.1 43.1 45.51 44.41 30 10.7 23.6 31.6 37.5 41.5 46.2 51 53.6 54.66 54.50 30 3.8 5.2 7.1 11.5 20.3 27.4 34.7 39.2 40.33 39.36 31 9.7 17.7 25.9 31 36.4 41.6 46.3 50.1 51.08 53.79 31 5.2 5 5.5 9.3 16.1 23.4 29.6 34.8 36.80 37.28 32 6.5 13.5 22.7 26.8 31.7 37.1 43.2 46.1 47.07 49.85 32 4 5 5 7.5 13.2 19.6 25.6 31 30.86 32.82 33 5 9.8 19.6 22.9 28.5 33.6 40.2 42.5 43.42 47.24 33 3.9 4.1 4.5 6.3 10.6 16.9 23.4 27.7 29.72 30.80 34 4.4 8 17.1 20 25.8 31.3 37.1 41.3 42.30 43.27 34 4.3 4.2 4.5 5.3 8.9 15.4 20.8 24.4 27.45 28.06 35 3.1 6.4 14.1 18.7 22.9 27.1 33.1 37.5 39.49 40.85 35 3.7 3.8 3.5 4.6 8 12.8 18.3 23 25.30 25.68 36 3 5.4 11.8 17.5 20.6 25.3 31 34.1 37.40 37.71 36 3.3 3.7 3.7 4 6.1 10.6 16.5 20.3 24.09 23.31 37 2.3 4 9.7 16.3 19.6 23 28.6 33 36.33 36.21 37 3.1 2.6 3.7 3.8 5.7 9.5 14.1 18.4 21.90 20.56 38 3 3.8 7.6 15.1 18 21.7 26.8 32.4 34.01 34.55 38 2.4 2.9 3.4 3.6 4.9 8.4 12.9 17.3 20.36 20.96 39 1.6 3.2 6.5 14.3 16.1 19.7 25.4 30.1 33.35 33.94 39 3.1 2.7 3.4 3.6 4.4 7.2 12.1 16.1 18.76 19.42 40 2.4 3 5.4 12.2 15.6 18.4 23.2 28.8 30.68 32.23 40 2.3 2.7 3.3 3 3.9 6.4 10.7 14.9 18.16 19.53 41 2.1 2.5 4.3 9.9 15 17.2 21.8 27.6 29.57 32.23 41 3.3 2.6 3.3 3 3.5 5.6 9.1 14.1 16.82 19.05 42 2.3 2.1 3.6 8.6 14.4 17.1 19.9 25.9 28.83 31.99 42 2.7 2.6 2.5 3.4 3.4 5.1 8.3 12.6 15.99 18.39 43 1.8 2 3.6 7 13.7 15.7 19.7 24.4 28.87 29.27 43 2.3 2.2 2.6 3.2 3.2 4.3 7.8 11.5 15.42 17.77 44 1.4 2 3.2 6.5 13.1 14.8 18 24 27.58 29.67 44 2.7 2.3 2.5 3.1 3.4 4.5 6.9 11.3 14.66 16.36 45 1.9 2 3.1 4.9 11.5 14 17.1 21.9 26.45 28.31 45 2.1 2 2.5 3 2.9 3.5 6.3 10 14.45 16.55 46 1 1.8 2.5 4.6 10 13.7 15.6 20.8 25.92 27.69 46 2.3 2.2 2.8 3 3 3.3 5.5 8.5 13.61 15.68 47 1.1 1.7 2 3.5 8.4 13.5 15.9 19.8 24.86 27.13 47 3.1 2.2 2.4 2.3 3.2 3.4 4.9 8.3 12.43 14.90 48 1.6 1.9 2 3.3 6.9 13 14.4 19.2 22.69 27.32 48 2 2.5 2.2 2.2 3.1 3.3 4.2 7.7 11.12 14.51 49 1 1.6 2 2.6 6.1 12.3 13.6 17.5 23.13 25.64 49 1.9 2.3 2.3 2.3 3 3.3 4.1 6.7 11.09 14.61 50 1.1 1.5 2.1 2.8 4.9 10.9 13.2 16.5 20.49 24.96 50 2.1 2.2 2.2 2.5 3.1 2.8 3.5 6.4 10.09 13.93 51 0.5 1.5 1.8 2.5 4.1 9.2 13.2 15.7 19.49 24.82 51 1.9 2.5 2.1 2.3 2.6 2.7 3.4 5.7 8.74 13.49 52 1 1 1.7 1.9 3.4 7.9 12.9 14.9 18.55 23.31 52 1.8 2.2 2 2.1 2.2 3.1 3.3 5.1 8.44 11.66 53 1.3 1.1 1.7 2.1 3 6.5 12 14.3 18.39 22.10 53 1.9 2.2 2.6 2.2 2.2 2.9 3 4.2 7.41 10.94 54 0.5 0.7 1.5 2 2.9 5.7 11.2 13.1 16.75 21.59 54 1.5 1.9 2.4 2 2.3 2.8 3.2 4.3 6.50 10.73 55 1 1 1.4 2 2.9 4.5 10.1 13 16.14 19.88 55 1.3 2 2.2 2.1 2.2 2.9 2.7 3.7 6.13 9.87 56 0.9 0.8 1.3 1.8 2.3 4 8.8 12.6 14.95 18.92 56 1.3 1.7 2.4 2.4 2.3 2.7 2.8 3.3 5.45 8.38 57 0.7 1.3 1 1.5 2.1 3.3 7.3 12.6 14.57 17.72 57 1.2 1.8 2.2 2 2.3 2.2 3.2 3.6 4.77 7.94 58 0.3 1 1 1.5 2 2.9 6.3 12.1 13.17 17.59 58 1.2 1.4 2 2.5 2.2 2.1 2.9 3.2 4.38 7.36 59 1.1 0.7 1 1.4 1.9 2.5 5.2 11.4 12.35 15.90 59 0.7 1.7 2.2 2.3 2 2.2 3 3.4 4.23 6.32 60 0.6 0.7 0.9 1.5 1.6 2.8 4.6 9.7 12.51 14.71 60 1.3 1 2 2 2.2 2.1 2.9 2.6 3.45 6.02 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020 1975 1980 1985 1990 2.9 2000 2005 2010 2015 2020 '50 65.9 23.6 14.1 12.2 11.5 10.9 10.1 9.7 '50 20.1 5.2 3.5 3 2.9 2.8 2.7 2.6 '55 98.2 74.6 31.6 18.7 15.6 14 13.2 13 12.51 '55 92.8 27.4 7.1 4.6 3.9 3.5 3.5 3.7 3.45 '60 99.9 98.6 76 37.5 22.9 18.4 17.1 16.5 16.14 14.71 '60 100 95.4 39.1 11.5 8 6.4 6.3 6.4 6.13 6.02 '65 100 97.8 77.4 41.5 27.1 23.2 21.9 20.49 19.88 '65 99.9 95.1 52.5 20.3 12.8 10.7 10 10.09 9.87 '70 99.9 97.4 78 46.2 33.1 28.8 26.45 24.96 '70 99.9 94.9 60.4 27.4 18.3 14.9 14.45 13.93 '75 99.4 97.5 79.4 51 37.5 30.68 28.31 '75 99.4 95.7 67.5 34.7 23 18.16 16.55 '80 99.8 97.7 82.1 53.6 39.49 32.23 '80 99.9 94.7 71.3 39.2 25.30 19.53 '85 100 97.6 82.1 54.66 40.85 '85 100 95 72.5 40.33 25.68 '90 100 97.7 85.22 54.50 '90 100 96.5 75.39 39.36 '95 99.9 96.70 84.05 '95 99.9 96.39 75.70 '00 99.66 97.68 '00 99.59 97.66 '05 99.94 '05 99.91 非婚率 45-,50-平均 男 女 全国 24.4 15.8 北海道 24.3 18.4 青森県 28.0 17.2 岩手県 28.5 16.1 宮城県 24.6 15.8 秋田県 27.6 15.5 山形県 25.2 12.9 福島県 26.4 14.2 茨城県 26.6 13.6 栃木県 26.1 13.6 群馬県 26.2 14.3 埼玉県 26.9 15.5 千葉県 25.6 15.2 東京都 23.5 18.5 神奈川県 24.7 15.1 新潟県 27.4 15.3 富山県 25.3 13.6 石川県 23.1 13.9 福井県 22.1 11.5 山梨県 25.3 13.6 長野県 25.5 13.7 岐阜県 23.3 12.4 静岡県 26.3 14.5 愛知県 23.6 13.1 三重県 22.8 12.7 滋賀県 20.2 11.6 京都府 23.7 17.6 大阪府 23.0 17.5 兵庫県 22.1 15.9 奈良県 21.5 15.4 和歌山県 23.6 15.4 鳥取県 26.3 15.0 島根県 25.1 13.8 岡山県 23.9 15.4 広島県 23.4 15.4 山口県 24.8 15.8 徳島県 24.7 16.3 香川県 23.1 14.5 愛媛県 24.2 16.8 高知県 27.0 19.6 福岡県 23.0 17.6 佐賀県 24.3 15.7 長崎県 24.3 18.0 熊本県 23.3 16.7 大分県 24.4 16.9 宮崎県 22.7 15.8 鹿児島県 23.6 17.6 沖縄県 25.1 16.7