If you sell for profit, then anything on top of what you paid for the property is treated as capital gain. When you sell your home for more than you paid, the profit is considered a capital gain.Texas does not have a statelevel capital gains tax on real estate; however, federal capital gains taxes may still apply. Texas does not have a state income tax, which means that residents of the state do not pay capital gains taxes on investments. Property owners that are looking to sell in Houston, Texas, may benefit from a 1031 exchange. Learn about 1031 tax exchanges here! If you want to make a profit from the sale of your house, you will owe capital gains taxes. However, there are some legal methods to minimize those taxes. Texas does not have a state income tax, which means that residents of the state do not pay capital gains taxes on investments. How capital gains taxes on home sales work.