Wiang Sa District, Nan


Wiang Sa is a district in the central part of Nan Province, northern Thailand.

Geography

Neighboring districts are, from the south clockwise, Na Noi of Nan Province, Rong Kwang, Song of Phrae Province, Ban Luang, Mueang Nan, Phu Phiang and Mae Charim of Nan Province. To the east it borders Xaignabouli Province of Laos.
The eastern part of the district is in the Luang Prabang Range mountain area of the Thai highlands.

History

The minor district Mueang Sa was created in 1908, consisting of the seven tambons : Mueang Sa, Ai Na Lai, Ban San, Ban Khueng, Pong Sanuk, Nam Khao, and Lai Na split off from Mueang Nan District. In 1909 it was upgraded to a full district. In 1917 it was renamed Phun Yuen, as the district office was in that tambon. In 1939 it was again renamed with its historical name, only leaving out the word Mueang which was reserved for the capital districts of provinces. The district was renamed Wiang Sa on 23 January 1986.

Administration

Central administration

Wiang Sa is divided into 17 sub-districts, which are further subdivided into 128 administrative villages.
No.NameThaiVillagesPop.
1.Klang Wiangกลางเวียง1510,791
2.Khuengขึ่ง74,069
3.Lai Nanไหล่น่าน83,472
4.Tan Chumตาลชุม73,824
5.Na Lueangนาเหลือง73,112
6.Sanส้าน107,065
7.Nam Muapน้ำมวบ83,346
8.Nam Puaน้ำปั้ว74,054
9.Yap Hua Naยาบหัวนา75,122
10.Pong Sanukปงสนุก41,366
11.Ai Na Laiอ่ายนาไลย116,830
12.San Na Nong Maiส้านนาหนองใหม่41,902
13.Mae Khaningแม่ขะนิง73,768
14.Mae Sakhonแม่สาคร62,772
15.Chom Chanจอมจันทร์83,973
16.Mae Saแม่สา72,945
17.Thung Si Thongทุ่งศรีทอง52,484

Local administration

There are three sub-district municipalities in the district:
There are 13 sub-district administrative organizations in the district: