| 年份 | 市区人口(万人) | 衡阳县人口(万人) | 对比差值(万人) |
|---|---|---|---|
| 2024 | - | ||
| 2023 | - | ||
| 2022 | - | ||
| 2021 | - | ||
| 2020 | - | ||
| 2019 | - | ||
| 2018 | - | ||
| 2017 | 121.24 | 107.18 | 14.06 |
| 2016 | 119.52 | 109.37 | 10.15 |
| 2015 | 117.85 | 112.27 | 5.58 |
| 2014 | 116.79 | 112.52 | 4.27 |
| 2013 | 114.76 | 111.96 | 2.80 |
| 2012 | 114.05 | 111.16 | 2.89 |
| 2011 | 113.63 | 110.64 | 2.99 |
| 2010 | - | 110.37 | -110.37 |
| 2009 | - | 112.84 | -112.84 |
| 2008 | - | 111.52 | -111.52 |
| 2007 | - | 111.47 | -111.47 |
| 2006 | - | 112.80 | -112.80 |
| 2005 | - | 112.20 | -112.20 |
| 2004 | - | 112.90 | -112.90 |
| 2003 | - | 112.27 | -112.27 |
| 2002 | - | 111.80 | -111.80 |
| 2001 | - | 111.78 | -111.78 |
| 2000 | - | 116.41 | -116.41 |
| 1999 | - | 115.67 | -115.67 |
