The study was permorfed to identify the factors influencing the willingness to pay of BPJS Kesehatan class II participants in Sleman Regency by using Contingent Valuation Method (CVM) analysis. The variables used in this study were : age, total family members, education background level, total income background level, and society trust, using primary data and interview permorfed to 125 respondents. The analysis showed that: age variable significantly influencing WTP; total family background variable does not significantly influencing WTP; education background level does not significantly influencing WTP; total income background does not significantly influencing WTP; society trust variable does not significantly influencing WTP.