This study aimed at measuring the quality of life (QOL) among young adults in rural area of Selangor, and determined the factors that affect the QOL scores. A cross-sectional study was conducted among young adults aged 18 to 39 years in rural area of Hulu Langat district, Selangor with a total sample of 308 selected through simple random sampling. Validated Malay version of WHOQOL-BREF questionnaire was used to measure the QOL, which generated overall QOL score and four domains’ scores of physical health, psychological health, social relationship and environmental QOL. The results showed that the highest mean score was social relationship domain 67.07 (18.87), followed by overall QOL 65.10 (17.92), environmental QOL domain 64.88 (12.83), psychological health domain 60.67 (11.88) and physical health domain 58.23 (11.00). Variables such as unemployment, having chronic diseases and mental distress were found to lower the QOL score.