Zhongshan's GDP in 2023 reached 385.065 billion yuan, representing a year-on-year increase of 5.6%. The added value of the primary industry amounted to 9.413 billion yuan, showing a year-on-year growth of 5.5%. The added value of the secondary industry stood at 196.592 billion yuan, recording a year-on-year increase of 7.3%. The added value of the tertiary industry reached 179.059 billion yuan, reflecting a year-on-year growth of 3.7%.

In 2023, the added value of industries above designated size totaled 150.630 billion yuan, with a year-on-year increase of 6.1%. The added value of manufacturing grew by 6.1%, and the added value of electricity, heat, gas and water production and supply increased by 6.4%. The added value growths of electrical machinery and equipment manufacturing; computers, communications and other electronic equipment manufacturing; and medicine manufacturing were 13.1%, 6.7%, and 29.2%, respectively. The added value of advanced manufacturing grew 10.0%, and the added value of high-tech manufacturing rose 10.7%.

In 2023, the city's fixed-asset investment increased 1.8% year-on-year, industrial investment 47.3%, and investment in advanced manufacturing 55.7%.

In 2023, the per-capita disposable income of Zhongshan residents rose 4.4% from a year earlier to 62,379 yuan. Zhongshan's CPI (Consumer Price Index) increased 0.4% year-on-year, while the PPI (Producer Price Index) dropped 0.6%.