79085 Summerfield, TX is a small city situated in Dallas County. It has a population of about 4,004 people. The 2 bedroom rent in this area is $830 which is significantly lower than the US average of $1,430. The Grocery Cost Index in 79085 Summerfield, TX is 89 compared to 100 in the US, making it an excellent place for living with low costs of living. Local companies include Walmart Supercenter, Dollar General, and Sonic Drive-In.