| Tha Sai | |
|---|---|
| — Tambon — | |
| Country | Thailand |
| Province | Chiang Rai |
| Amphoe | Mueang Chiang Rai |
| Population (2005) | |
| • Total | 8,412 |
| Time zone | Thailand (UTC+7) |
Tha Sai (Thai: ?) is a tambon (subdistrict) of Mueang Chiang Rai District, in Chiang Rai Province, Thailand.[1] In 2005 it had a total population of 8,412 people. The tambon contains 13 villages.