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Everything’s bigger in Texas except the cost of living. Texas has no personal state income tax and offers property tax breaks for seniors. Sales tax runs 6.25% to 8.25%, depending on local levies. The 30 million residents of Texas make the state second only to California in terms of population. However, just 14.8% of Texans are age 65 and up. Second only to Alaska in land area as a U.S.