Several ancient cities of Mesopotamia and Persia are known to have had a circular plan.
| Sagbat/Hagmatana | 700 BC | ||||
| Sam'al | Hittite period | ||||
| Ctesiphon | Details are still under discussion. Circularity may be a result of natural growth of the city rather than design. | ||||
| Metropolis (Thessaly) | 3rd and 2nd century BC | Early Western travelers reported that the fortifications surrounding the ancient city was completely circular. | [1] | ||
| Hatra | 3rd or 2nd century BC | The plan is round, but it lacks "a genuine geometrical concept". | [2] | ||
| Gōr (old Firuzabad) | 3rd century | The city plan was a perfect circle of 1,950 m diameter, divided into twenty sectors. The plan also featured a circular city center, with a tower at its very center. | [3] | ||
| Veh-Ardashir | 3rd century | The circular wall is uncovered. | [4] | ||
| Harran | Sasanian period | ||||
| Gay / Jay (Isfahan's twin city) | [5] | ||||
| Isfahan | The round city of Isfahan is not uncovered yet. | ||||
| Basra | 630s | Known mostly from literature. | [6] | ||
| Kufa | 630s | Known mostly from literature. | |||
| Baghdad | 762 | Known as "the round city of Baghdad". | [7] | ||
| Darab | 8th century | The uncovered imperfect circular perimeter is reportedly a defensive work built in the 8th century, and the city itself was triangular in design. | [8] | ||
| Heraqla | 790s | ||||
| Venus Project (design) | 1955 | In Miami, Jacques Fresco presented designs of a circular city. |