Hypertension is a disease whose cases can increase both in urban and rural communities. The occurrence of hypertension in young adults is influenced by lifestyle. The habit of tile industry workers in Notorejo Village always consumes cigarettes and coffee every break, even while working there are those who consume cigarettes. This study aimed to determine the relationship between lifestyle and the incidence of hypertension in young adults in the community of Sumber Hamlet, RT 03 RW 05, Notorejo Village, Gondang District, Tulungagung. This study uses the correlation method using a cross-sectional approach. The population is all young adults in Sumber Hamlet, RT 03 RW 05, Notorejo Village, Gondang District, Tulungagung Regency; as many as 250 people using the quota sampling technique, a sample of 30 respondents was obtained. Data were collected by observing and distributing questionnaires, then processed by editing, coding, scoring, tabulating, and testing using the Spearman-rho test. This study showed that 19 respondents (63.3%) had a good lifestyle. Of those who have optimal blood pressure, six respondents (20%), standard 11 respondents (36.7%), hypertension stage 1 three respondents (10%), hypertension stage 2 five respondents (16.7%), hypertension stage 3 as many as three respondents (10%) and hypertension stage 4 as many as two respondents (6.6%). After the Spearman-Rho Test was carried out, a P value of 0.005 was obtained because the Pvalue <α (α = 0.05) then H1 was accepted, and H0 was rejected, which means that there is a lifestyle relationship with the incidence of hypertension in young adults in the Sumber Hamlet community RT 03 RW 05 Notorejo Village, Gondang District, Tulungagung Regency. From the results of this study, it was concluded that the better the lifestyle of the community, the lower the incidence of hypertension; conversely, the worse the lifestyle of the community, the higher the incidence of hypertension. Lifestyle plays an important role and is a significant factor in the incidence of hypertension. By improving lifestyle, it will significantly reduce the incidence of hypertension.