| 都道府県 | 2022年3月31日現在 | ||||||
|---|---|---|---|---|---|---|---|
| 予定延長
(km) |
開通延長
(km) |
残延長
(km) |
整備率
(%) |
前年度
整備率 (%) |
前年比
(%) |
||
| 1 | 北海道 | 1,825.1 | 1198.5 | 626.6 | 65.7% | 64.8% | 0.9% |
| 2 | 青森 | 227.6 | 174.6 | 53.0 | 76.7% | 75.4% | 1.3% |
| 3 | 岩手 | 486.0 | 486.0 | 0.0 | 100.0% | 92.4% | 7.6% |
| 4 | 宮城 | 344.7 | 344.7 | 0.0 | 100.0% | 97.3% | 2.7% |
| 5 | 秋田 | 362.0 | 331.5 | 30.5 | 91.6% | 90.1% | 1.5% |
| 6 | 山形 | 340.2 | 268.6 | 71.6 | 79.0% | 77.6% | 1.3% |
| 7 | 福島 | 457.9 | 457.9 | 0.0 | 100.0% | 97.8% | 2.2% |
| 8 | 茨城 | 311.8 | 280.9 | 30.9 | 90.1% | 90.1% | 0.0% |
| 9 | 栃木 | 173.1 | 173.1 | 0.0 | 100.0% | 100.0% | 0.0% |
| 10 | 群馬 | 176.6 | 176.6 | 0.0 | 100.0% | 100.0% | 0.0% |
| 11 | 埼玉 | 225.1 | 225.1 | 0.0 | 100.0% | 100.0% | 0.0% |
| 12 | 千葉 | 287.2 | 262.9 | 24.3 | 91.5% | 91.5% | 0.0% |
| 13 | 東京 | 112.0 | 75.0 | 37.0 | 67.0% | 67.0% | 0.0% |
| 14 | 神奈川 | 210.4 | 127.0 | 83.4 | 60.4% | 60.4% | 0.0% |
| 15 | 新潟 | 474.6 | 440.5 | 34.1 | 92.8% | 92.8% | 0.0％ |
| 16 | 富山 | 177.1 | 177.1 | 0.0 | 100.0% | 100.0% | 0.0％ |
| 17 | 石川 | 139.9 | 118.9 | 21.0 | 85.0% | 85.0% | 0.0％ |
| 18 | 福井 | 221.1 | 186.1 | 35.0 | 84.2% | 84.2% | 0.0% |
| 19 | 山梨 | 197.0 | 185.0 | 12.0 | 93.9% | 87.2% | 6.7％ |
| 20 | 長野 | 440.0 | 353.3 | 86.7 | 80.3% | 80.3% | 0.0% |
| 21 | 岐阜 | 391.1 | 333.0 | 58.0 | 85.2% | 85.2% | 0.0% |
| 22 | 静岡 | 458.5 | 389.0 | 69.5 | 84.8% | 83.3% | 1.5% |
| 23 | 愛知 | 335.5 | 328.6 | 7.1 | 97.9% | 94.3% | 3.6% |
| 24 | 三重 | 325.1 | 285.7 | 39.4 | 87.9% | 86.2% | 1.7% |
| 25 | 滋賀 | 169.3 | 157.1 | 12.2 | 92.8% | 92.8% | 0.0% |
| 26 | 京都 | 209.9 | 189.7 | 20.2 | 90.4% | 90.4% | 0.0% |
| 27 | 大阪 | 158.8 | 149.4 | 9.4 | 94.1% | 94.1% | 0.0% |
| 28 | 兵庫 | 481.5 | 476.4 | 5.1 | 98.9% | 96.6% | 2.4% |
| 29 | 奈良 | 97.1 | 80.3 | 16.8 | 82.7% | 82.7% | 0.0% |
| 30 | 和歌山 | 218.4 | 174.4 | 44.0 | 79.9% | 79.9% | 0.0% |
| 31 | 鳥取 | 174.6 | 138.6 | 36.0 | 79.4% | 79.4% | 0.0% |
| 32 | 島根 | 286.2 | 222.4 | 63.8 | 77.7% | 77.7% | 0.0% |
| 33 | 岡山 | 325.3 | 325.3 | 0.0 | 100.0% | 100.0% | 0.0% |
| 34 | 広島 | 471.1 | 471.1 | 0.0 | 100.0% | 100.0% | 0.0% |
| 35 | 山口 | 391.2 | 296.6 | 94.6 | 75.8% | 75.8% | 0.0% |
| 36 | 徳島 | 148.4 | 133.5 | 14.9 | 90.0% | 86.8% | 3.2% |
| 37 | 香川 | 119.2 | 119.2 | 0.0 | 100.0% | 100.0% | 0.0% |
| 38 | 愛媛 | 306.4 | 255.0 | 51.4 | 83.2% | 83.2% | 0.0% |
| 39 | 高知 | 212.5 | 152.9 | 59.6 | 72.0% | 65.5% | 6.5% |
| 40 | 福岡 | 259.9 | 251.1 | 8.8 | 96.6% | 96.6% | 0.0% |
| 41 | 佐賀 | 130.5 | 117.0 | 13.5 | 89.7% | 89.7% | 0.0% |
| 42 | 長崎 | 106.3 | 87.2 | 19.1 | 82.0% | 82.0% | 0.0% |
| 43 | 熊本 | 229.1 | 189.2 | 39.9 | 82.6% | 82.6% | 0.0% |
| 44 | 大分 | 217.1 | 217.0 | 0.0 | 100.0% | 100.0% | 0.0% |
| 45 | 宮崎 | 329.2 | 246.5 | 82.7 | 74.9% | 74.2% | 0.7% |
| 46 | 鹿児島 | 249.1 | 210.5 | 38.6 | 84.5% | 76.8% | 7.7% |
| 47 | 沖縄 | 75.1 | 69.4 | 5.7 | 92.4% | 92.4% | 0.0% |
| 合計 | 14,065.9 | 12,109.5 | 1,956.4 | 86.1% | 85.3% | 0.8% | |
*端数処理により、計算が合わない場合がある
