Inclusion Criteria:  Child aged 2-16yrs  With overweight or obesity (BMI >85th percentile) Referred by PCP Primary Adult Caregiver Up to two siblings of any BMI status (if multiple siblings are available, enrollment goals stratified by age and BMI will be used to select siblings for enrollment.)  Exclusion Criteria:  Parent without fluency in either Spanish or English Current participation in a clinically referred obesity treatment program Child non-ambulatory, non-verbal, or diagnosed with a genetic syndrome associated with obesity. Children with severe depression on initial screening (CES-D >/=40 or suicidal ideation) will be excluded and referred to psychiatric treatment and therapy.  Children who have been diagnosed by PCP at time of initial screening with severe comorbidities of obesity, including:  Type 2 diabetes Stage 2 hypertension Severe hyperlipidemia Severe obstructive sleep apnea will be excluded from the study and directed to the only Tertiary Care Childhood Obesity Treatment program in the state of Colorado: Lifestyle Medicine at Children's Hospital Colorado.