Older adults are highly vulnerable to foot-related problems such as cracks, calluses, infections, deformities, and poor circulation, which often go unnoticed due to limited awareness and inadequate self-care practices. Preventive education is an important nursing intervention to reduce complications and promote healthy ageing. This study aimed to evaluate the effectiveness of a Structured Teaching Program me (STP) on knowledge regarding prevention of foot-related problems among older people residing in selected old age home. Apre-experimenta lone-group pre-test post-test design was used and participants aged 60 years and above were selected through purposive sampling. Data were collected using a structured knowledge questionnaire covering foot problems, risk factors, and preventive strategies. Following the pre-test, the STP was administered and a post-test was conducted on the seventh day. The results showed a significant increase in post-test knowledge scores compared to pre-test scores, indicating that the STP was effective in enhancing knowledge on foot-care prevention. The calculated t-value demonstrated statistically significant improvement at p < 0.05. Associations were observed between pre-test knowledge and selected demographic variables such as education all eve land prior exposure to health information.