Soi Dao is a district (Amphoe

Amphoe

An amphoe is the second level administrative subdivision of Thailand. Usually translated as district, amphoe make up the provinces, and are analogous to a county seat...

) in the northern part of Chanthaburi Province

Chanthaburi Province

Chanthaburi is a province of Thailand. It is located in the east of Thailand, at the border to Battambang and Pailin of Cambodia and the shore to the Gulf of Thailand...

, eastern Thailand

Thailand

Thailand , officially the Kingdom of Thailand , formerly known as Siam , is a country located at the centre of the Indochina peninsula and Southeast Asia. It is bordered to the north by Burma and Laos, to the east by Laos and Cambodia, to the south by the Gulf of Thailand and Malaysia, and to the...

.

History

The government created the minor district (King Amphoe) Soi Dao on January 1, 1988, by splitting off five tambon from Pong Nam Ron district

Amphoe Pong Nam Ron

Pong Nam Ron is the easternmost district of Chanthaburi Province, eastern Thailand.-Geography:Neighboring districts are Khlung, Makham, Khao Khitchakut and Soi Dao of Chanthaburi Province. To the east are Battambang and Pailin of Cambodia.There are two border crossings into Cambodia in Pong Nam...

. It was upgraded to be full district on May 9, 1992.

Geography

Neighboring districts are (from the south clockwise) Pong Nam Ron

Amphoe Pong Nam Ron

Pong Nam Ron is the easternmost district of Chanthaburi Province, eastern Thailand.-Geography:Neighboring districts are Khlung, Makham, Khao Khitchakut and Soi Dao of Chanthaburi Province. To the east are Battambang and Pailin of Cambodia.There are two border crossings into Cambodia in Pong Nam...

, Khao Khitchakut, Kaeng Hang Maeo

Amphoe Kaeng Hang Maeo

Kaeng Hang Maeo is the northwesternmost district of Chanthaburi Province, eastern Thailand.-Geography:Neighboring districts are Soi Dao, Khao Khitchakut, Tha Mai, Na Yai Am of Chanthaburi Province, Klaeng, Khao Chamao of Rayong Province, Bo Thong of Chonburi Province, Tha Takiap of Chachoengsao...

 of Chanthaburi Province, Wang Sombun and Khlong Hat

Amphoe Khlong Hat

Khlong Hat is the southeasternmost district of Sa Kaeo Province, eastern Thailand.-History:The area originally was a forest with plenty of Mahat or Lakooch tree along the canals . When people moved to settle their new village there, they named their own village Ban Khlong Mahat. Later the name...

 of Sa Kaeo Province

Sa Kaeo Province

Sa Kaeo is a province of Thailand.It is located in the east of Thailand. Neighboring provinces are Chanthaburi, Chachoengsao, Prachin Buri, Nakhon Ratchasima and Buri Ram...

. To the east is Battambang Province

Battambang Province

Battambang is a province in northwestern Cambodia. It is bordered to the North with Banteay Meanchey, to the West with Thailand, and to the East and South with Pursat. The capital of the province is the city of Battambang. The name, meaning 'lost staff', refers to the legend of Preah Bat Dambang...

 of Cambodia

Cambodia

Cambodia , officially known as the Kingdom of Cambodia, is a country located in the southern portion of the Indochina Peninsula in Southeast Asia...

.

Administration

The district is subdivided into 5 subdistricts (tambon

Tambon

Tambon is a local government unit in Thailand. Below district and province , they form the third administrative subdivision level. As of the 2009 there are 7255 tambon, not including the 169 khwaeng of Bangkok, which are set at the same administrative level, thus every district contains 8-10 tambon...

), which are further subdivided into 68 villages (muban

Muban

Muban is the lowest administrative subdivision of Thailand. Usually translated as village, they are the subdivision of tambon. As of 2008, there are 74944 administrative villages in Thailand. As of the 1990 census, the average village consisted of 144 households or 746 persons.A muban does not...

). Sai Khao is a township (thesaban tambon) which covers parts of tambon Sai Khao and Pa Tong. There are further 5 Tambon administrative organizations (TAO).

No.	Name	Thai name	Villages	Inh. Population A population is all the organisms that both belong to the same group or species and live in the same geographical area. The area that is used to define a sexual population is such that inter-breeding is possible between any pair within the area and more probable than cross-breeding with individuals...
1.	Patong	ปะตง	11	14,902
2.	Thung Khanan	ทุ่งขนาน	16	10,362
3.	Thap Chang	ทับช้าง	16	15,840
4.	Sai Khao	ทรายขาว	13	12,474
5.	Saton	สะตอน	12	8,762