Objective To understand the epidemic characteristics of tuberculosis (TB) in Yudu County,Jiangxi Province,and provide a basis for formulating relevant strategies. Methods Collect TB data reported in China Disease Control Information System in Yudu County from 2019 to 2023,calculate the incidence rate and constituent ratio and other indicators,and describe the distribution characteristics and epidemiological trend of tuberculosis. Results From 2019 to 2023,a total of 3 230 cases of pulmonary tuberculosis were reported in Yudu County.The annual average reported incidence rate was 72.29/100 000,showing a downward trend (χ ${ }_{trend}^{2}$=155.445,P<0.001),with an average annual decline rate of 11.99%.The incidence rate reported by men and women was 110.91/100 000 and 33.85/100 000,respectively (χ²=918.292,P<0.001).Among 3 230 cases of pulmonary tuberculosis,the reporting time was mainly from March to August,with 1 839 cases,accounting for 56.93%.The age of cases was mainly 40-79 years old,2 226 cases in total,accounting for 68.92%.The occupation was mainly farmers,2 363 cases,accounting for 73.16%.The top 5 villages and towns with the highest annual reported incidence rate were located in the south-central part of Yudu County. Conclusion The incidence of pulmonary tuberculosis in Yudu County showed a decreasing trend,it is necessary to continue to strengthen the health knowledge education and active population screening to control the spread of TB.