This study aimed to investigate the relationships between participation attitude on community public affairs and citizen literacy for adults in Kaohsiung. Data collection and analyses were based on questionnaire survey. 500 questionnaires were mailed out, and 411 valid questionnaires were returned. The valid response to questionnaires has reached 82%. The main research tools included ”Participation Attitude on Community Public Affairs Scale” and ”Citizen Literacy Scale”. SPSS and AMOS were conducted with the purpose of compiling and analyzing the statistic. Descriptive statistics, t-test, Two-Way ANOVA, Pearson Product-Moment Correlation, Multiple Regression Analysis, Canonical Correlation, and Structural Equation Modeling were utilized to implement the data analysis and verification hypothesis. According to the results, night conclusions and further implications have been made.