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 | 332 109 | 1,37% |
| 2011 | 327 632 | 1,25% |
| 2010 | 323 573 | 1,26% |
| 2009 | 319 542 | 0,81% |
| 2008 | 316 986 | 0,68% |
| 2007 | 314 836 | 0,43% |
| 2006 | 313 492 | 0,11% |
| 2005 | 313 132 | 0,72% |
| 2004 | 310 903 | -0,80% |
| 2003 | 313 422 |