La Vergne cost of living score 100.6 More expensive 0.6% higher than the US average 11.9% higher than the Tennessee average La Vergne, Tennessee gets a BestPlaces Cost of Living score of 100.6, which means the total cost of housing, food, childcare, transportation, healthcare, taxes, and other necessities is 0.6% higher than the U.S. average and 11.9% higher than the average for Tennessee.