Abstract： Objective To discuss the risk for adult measles in Songjiang District of Shanghai, and to provide preventive strategy to control and eliminate measles. Methods The data of adult measles incidence dur-ing 1991 to 2006 were analyzed using descriptive epidemiology method. Results 461 adult measles cases were reported and the average annual incidence rate was 4.92 cases per 100,000 persons (0～39. 37/100 000) dur-ing 1991 to 2006 in Songjiang. The adult measles occurred dispersedly before 1996, cases increased obviously since 1997 ,and the average annual incidence rate was 6. 87 cases per 100 000 persons which increased 19.82 times more than the incidence 0.33/100 000 during 1991 to 1996. The high prevalence months of adult meals are between March and May. 74. 84% cases are between 20 and 39 years old. Immigrant cases accounted for 53.15% of the total cases. Overseas-funded enterprises and Private enterprises workers (account for 55.53%),the farmer (account for 15.62%) are the focal people of the adult measles. Large enterprises with many immi-grants are tend to outbreak adult measles. Conclusion Enhancing vaccination rate of MV is the foundation for controlling measles. Taking the pointed immunity measure and strengthens surveillance on measles is the main strategy of decreasing the incidence rate of measles.