Children Under fives tears are more susceptible to nutritional problems. In the COVID-19 pandemic situation, monitoring of toddlers' growth must continue to be carried out through various alternative efforts to ensure that toddlers can still be monitored for their growth, because undernutrition in toddlers not only causes physical growth disorders, but also affects intelligence and productivity as adults. This study aims to evaluate the nutritional status of toddlers based on the Weight and Age Index during the Covid-19 Pandemic at the Posyandu in the Colomadu I Health Center. The sampling technique used was "Purposive Sampling" with a sample of 40 respondents and carried out at the Posyandu in the Work Area Puskesmas Colomadu I. The instruments used were Weight Scales and Dacin. Evaluation of nutritional status of children under five years with several parameters used in determining nutritional status, namely age, sex and weight by converting the value of nutritional status into standard values (Z-Score). The results of the study show that the majority of toddlers fall into the category of good nutritional status, namely 34 toddlers (85%). However, there are still 6 toddlers (15%) who fall into the criteria for undernutrition status.