| Country: | TUR |
| Type: | D |
| Route: | 020 |
| Map: | D 020 harita.svg |
| Length Km: | 455 |
| Direction A: | West |
| Terminus A: | Edirne East |
| Direction B: | East |
| Terminus B: | Adapazarı |
D.020 is a west-to-east state road in Turkey running both in Europe and Asia. It starts in Edirne East at the State road D.100 junction near İskender village, and ends in Adapazarı with interruption on the Istanbul Strait. The European part ends in Hasdal at Otoyol 2, and it begins again on the Asian part in Sultanbeyli.
| Province | Location | Distance from (km) | ||
|---|---|---|---|---|
| previous location | Ipsala | Kınalı | ||
| Edirne East junction | 0 | 0 | 455 | |
| 20 | 20 | 435 | ||
| 19 | 39 | 416 | ||
| 16 | 55 | 400 | ||
| 28 | 83 | 372 | ||
| 25 | 108 | 347 | ||
| Tekirdağ | 21 | 129 | 326 | |
| Istanbul | Hasdal junction | 118 | 247 | 208 |
| - | 247 | 208 | ||
| Kocaeli | 129 | 376 | 79 | |
| Sakarya | 17 | 393 | 62 | |
| 62 | 455 | 0References | ||