| Former municipality | |
| Since | January 23, 2006 |
| Currently part of | part of Sōsa |
Yōkaichiba's location in Chiba, Japan. |
|
| Location | |
| Country | Japan |
| Region | Kantō region |
| Prefecture | Chiba |
| Physical characteristics | |
| Area | 80.75 km² |
| Population (as of September 30, 2005) | |
| Total | 32,227 |
| Density | 399/km² |
| Symbols | |
| Tree | Podocarpus macrophyllus |
| Flower | Camellia |
| Bird | Japanese Bush-warbler |
Yōkaichiba (八日市場市 Yōkaichiba-shi) was a city located in northeastern Chiba Prefecture, Japan.
Fukuoka Town was established on April 1, 1889 within Sōsa District, Chiba. It changed its name to Yōkaichiba on December 8, 1915. On March 31, 1954, the town expanded greatly through the annexation of the neighboring villages of Heiwa, Chinkai, Sōsa ,Toyosaka, Suga, Kyōkō, Yoshida, Iidaka, and Toyowa, all within Sōsa District. Yōkaichiba was elevated to city status on July 1, 1954. On January 23, 2006 Yōkaichiba merged with the town of Nosaka, from Sōsa District, to form the new city of Sōsa.