This research aims to study the Islamic financial literacy level and to find out whether there is independent variable effect, including education, income, as well as outcome, on the dependent variable, which is Islamic financial literacy. The type of this research was quantitative, in which the sampling used simple random sampling technique without paying attention to the strata of street vendors (PKL). The data collection in this research was using questionnaire method of Guttman Scale model, distributed to 100 respondents. The research result shows that the Islamic financial literacy of street vendors (PKL) in Malioboro Yogyakarta is as much as 83,75%, which means it is classified as sufficient literate category. Sufficient literate means that the street vendors already has knowledge and beliefs about financial service institutions and their products and services, including benefits and risks, benefits and obligations related to financial products and services. Meanwhile, the independent variable (X), including education, income significantly correlate with the Islamic finance literacy of the street vendors (Y). Either way, the outcome variable has no correlation with the Islamic financial literacy of the street vendors although the result is not significant.