The average cost per square foot to build a home in Texas is between $100 to $150 per square foot for standard construction. Assuming standard finishes and simple design, this would bring about $200,000 to $300,000 for a 2,000-square-foot home. High-end luxury homes can be $200+ per square foot, and the exact size of the home can cost from $400,000 to $500,000,…