Excluded Bueng Kan province from Nong Khai province on March 23, 2011. 2004: the Department of Provincial Administration, Ministry of Interior, has reviewed, made necessary correction and properly dealt with double counting of the figure on Thailand's total population, therefore, the accurate figure of the country's total population has been accordingly attained.
| Дата | Значение | Изменение, % |
|---|---|---|
| 2012 | 444 967 | 1,58% |
| 2011 | 438 039 | 1,23% |
| 2010 | 432 704 | 1,44% |
| 2009 | 426 556 | 1,88% |
| 2008 | 418 705 | 1,97% |
| 2007 | 410 634 | 1,80% |
| 2006 | 403 363 | 1,95% |
| 2005 | 395 665 | 2,04% |
| 2004 | 387 752 | 0,87% |
| 2003 | 384 416 |