In the past, Sa Kaeo was a major civilized community. Its long history had dated back since the Suwannaphum and Dvaravati Periods. The archeological sites of Khmer arts and stone inscriptions are the outstanding examples of this civilization.

Administratively, Sa Kaeo has been a district of Prachin Buri Province for a long period, and has officially been upgraded as a province since December 1, 1993.

Sa Kaeo is 245 kilometres, east of Bangkok, with the area about 7,195 square kilometres. Sa Kaeo is divided into 7 Amphoes (districts) and 2 King Amphoe (sub-districts): Amphoe Muang, Amphoe Watthana Nakhon, Amphoe Aranyaprathet, Amphoe Ta Phraya, Amphoe Khao Chakan, Amphoe Wang Nam Yen, Amphoe Khlong Hat, King Amphoe Khok Sung, and King Amphoe Wang Somboon.

Geographical Location
Sa Kaeo has its border facing Cambodia of approximately 165 kilometres. Generally, the area varies from plains to highlands. Highlands and mountains are in the north where Pang Sida National Park is located, while the south is covered with wavy plains and hills. Also, there are evergreen forests along the Chanthaburi mountain range. In the central, there are plains and hills, with Amphoe Watthana Nakhon as the highest area when compared to the other Amphoe Mueang in the west, and Amphoe Aranyaprathet in the east.

Boundary
North: Amphoe Khon Buri of Nakhon Ratchasima, and Amphoe Lahan Sai of Buri Ram
South: Amphoe Soi Dao of Chanthaburi
East: Cambodia
West: Amhoe Kabin Buri, Na Di of Prachin Buri, and Amphoe Sanam Chai Khet of Chachoengsao.

How to get there
Car
By car: Traveling to Sa Kaeo can be accessed by three routes.
From Bangkok, use Phahonyothin Highway to Rangsit, use overpass to Highway No.305, pass Amphoe Ongkharak, Nakhon Nayok, after that use Highway No.33, pass Amphoe Kabin Buri to Sa Kaeo. Total distance is 214 kilometres.
From Bangkok, use Highway No.1 to Hin Kong, turn right to Highway No.33, pass Nakhon Nayok, Kabin Buri to Sa Kaeo. Total distance is 245 kilometres.
From Bangkok, use Highway No.304, pass Min Buri, Chachoengsao to Amphoe Phanom Sarakham, turn right at 35th kilometre, use Highway No. 304 to Kabin Buri. At 95th kilometre, turn right again to Highway No.33 to Sa Kaeo.

Bus
By bus :The Transport Co.,Ltd. provides bus services both ordinary and air-conditioned. Leave from Mo Chit Bus Terminal 2 everyday. For more details, please contact at Tel: 936-2852. There are two air-conditioned bus routes:
Route Bangkok – Hin Kong – Nakhon Nayok – Sa Kaeo – Aranyaprathet
First class bus leaves at 04:30 hrs., next bus at every 1 hour, last bus leaves 18:00 hrs. The fare is 135 Baht.
Second class bus leaves at 05:00 hrs., next bus at every 1 hour, last bus leaves 18:30 hrs. The fare is 118 Baht.
Route Bangkok – Ongkharak – Nakhon Nayok - Sa Kaeo – Aranyaprathet
First class bus leaves at 04:45 hrs., next bus at every 1 hour, last bus leaves 18:30 hrs. The fare is 118 Baht.
Second class bus leaves at 05:00 hrs., next bus at every 1 hour, last bus leaves 18:45 hrs. The fare is 95 Baht.

Train
By rail: State Railways of Thailand provides service from Hua Lamphong Station in Bangkok to Sa Kaeo and Aranyaprathet twice everyday, leaving at 05:55 and 13:05 hrs. The fare is 48 Baht / person. For more details, please contact Travel Service Unit at Tel: 1690, 0 2223 7010, 0 2223 7020

Festivals
Cantaloupe Day
Cantaloupe Day Held in Aranyaprathet in early April every year, there are many activities in relation to cantaloupes for visitors to the province to experience.

Eastern Cultural Fair and Sa Kaeo Red Cross Fair
Eastern Cultural Fair and Sa Kaeo Red Cross Fair These fairs are held in the middle of February every year. There are many traditional displays, processions, exhibitions and cultural entertainments.

Sa Kaeo Establishment Commemoration
Sa Kaeo Establishment Commemoration Being held every year in December, this special fair has many delightful events to offer. There are cultural and arts processions, including exhibitions of the local goods of the province.