2021年，撤销横县，设立县级横州市。
| 年份 | GDP(亿元) |
| 2023 | 点击查看 |
| 2022 | 点击查看 |
| 2021 | 点击查看 |
| 2020 | 点击查看 |
| 2019 | 点击查看 |
| 2018 | 点击查看 |
| 2017 | 304.58 |
| 2016 | 274.97 |
| 2015 | 255.09 |
| 2014 | 238.65 |
| 2013 | 249.68 |
| 2012 | 222.61 |
| 2011 | 176.22 |
| 2010 | 134.89 |
| 2009 | 113.65 |
| 2008 | 97.77 |
| 2007 | 76.22 |
| 2006 | 61.83 |
| 2005 | 50.75 |
| 2004 | 41.81 |
| 2003 | 34.24 |
| 2002 | 34.90 |
| 2001 | 32.39 |
| 2000 | 31.84 |
| 1999 | 31.81 |
