| Shōnan | |||
| Native Name Lang: | ja | ||
| Settlement Type: | Former municipality | ||
| Pushpin Map Caption: | Location in Japan | ||
| Subdivision Type: | Country | ||
| Subdivision Name: | Japan | ||
| Subdivision Type1: | Region | ||
| Subdivision Name1: | Kantō | ||
| Subdivision Type2: | Prefecture | ||
| Subdivision Name2: | Chiba Prefecture | ||
| Subdivision Type3: | District | ||
| Subdivision Name3: | Higashikatsushika | ||
| Extinct Title: | Merged | ||
| Extinct Date: | March 28, 2005 (now part of Kashiwa) | ||
| Leader Title: | Mayor | ||
| Leader Title1: | Vice Mayor | ||
| Unit Pref: | Metric | ||
| Area Total Km2: | 41.99 | ||
| Population Total: | 46,875 | ||
| Population As Of: | April 2005 | ||
| Population Density Km2: | 1116 | ||
| Timezone1: | JST | ||
| Utc Offset1: | +09:00 | ||
| Blank Name Sec1: | City hall address | ||
| Module: |
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was a town located in Higashikatsushika District, Chiba Prefecture, Japan.
On April 1, 1889 the villages of Kazahaya and Tega were established within the district of Minamisōma District, Chiba. On April 1, 1897, Minamisōma District merged with Higashikatsushika District. Shōnan Village was formed on March 30, 1955. through the merger of Kazahaya and Tega. On February 1, 1964 Shōnan was elevated to town status.
On March 28, 2005, Shōnan was merged into the expanded city of Kashiwa, and thus no longer exists as an independent municipality.
In April 2005 (the last data available before its merger into Kashiwa), the town had an estimated population of 46,875 and a population density of 1116 persons per km2. Its total area was 41.99 km2.