Objective To analyze the epidemiological characteristics of family foodborne disease outbreaks in Yunnan Province from 2015 to 2019, and provide a reference for formulating family foodborne disease prevention and control measures. To analyze the epidemiological characteristics of family foodborne disease outbreaks in Yunnan Province from 2015 to 2019, and provide a reference for formulating family foodborne disease prevention and control measures. Methods The data of foodborne disease outbreaks in families reported in the Yunnan Foodborne Disease Outbreak Surveillance System from 2015 to 2019 were statistically analyzed. The data of foodborne disease outbreaks in families reported in the Yunnan Foodborne Disease Outbreak Surveillance System from 2015 to 2019 were statistically analyzed. Results From 2015 to 2019, Yunnan Province reported a total of 3 159 family foodborne illnesses, with 12 402 illnesses and 229 deaths with a case fatality rate of 1.85%(229/12 402). The number of foodborne disease outbreaks in Yunnan Province from 2015 to 2019 was on the rise, with the largest number of incidents, cases and deaths occurring from June to August. From the analysis of pathogenic factors and causative food, wild mushroom caused the most incidents, cases and deaths, followed by aconite plants. From 2015 to 2019, Yunnan Province reported a total of 3 159 family foodborne illnesses, with 12 402 illnesses and 229 deaths, with a case fatality rate of 1.85%(229/12 402). The number of foodborne disease outbreaks in Yunnan Province from 2015 to 2019 has been on the rise, with the largest number of incidents, incidences and deaths occurring from June to August. From the analysis of pathogenic factors and causative food, wild bacteria caused the most incidents, morbidities and deaths, followed by aconite plants.Conclusion Strengthening the prevention and control of poisoning by wild fungi and aconitum plants, especially improving the public's awareness and ability are important measures to effectively prevent and control the occurrence of family foodborne diseases in Yunnan Province. Strengthening the prevention and control of poisoning by wild fungi and aconitum plants, and improving the public's awareness and ability to prevent poisoning by wild fungi and aconitum plants are important measures to effectively prevent and control the occurrence of family foodborne diseases in Yunnan Province.