Introduction: Stunting is a short or very short body state that exceeds -2 SD (Standard Deviation) below the median length based on height by age. The purpose of this study was to determine the effect of the availability of toilets meeting the requirements and habits of washing hands with soap on the incidence of stunting in children aged 2459 months in Bugis Village in Tanjung Pinang City. Method: This study was observational with a cross-sectional approach. The procedure of data analysis was done by quantitative analysis. Large sample of 82 children aged 24-59 months.. The sampling technique uses simple random sampling. Data collection uses observation and interviews. Statistical tests using the test Chi-square. Results: the study showed that there is an association between stunting in children and the availability of toilets meeting hygiene requirements (p-value= 0.016) and handwashing habit with soap (p-value= 0.013). Conclusion: the incidence of stunting in children aged 24-59 months in Bugis Village Tanjungpinang City is influenced by the availability of qualified toilets in each house and the habit of washing hands with soap.