There are some exemptions for Texas property taxes if you are over 65, disabled, or a veteran. Sources: [0] [1] [2]

[0] https://www.nolo.com/legal-encyclopedia/are-you-getting-all-...

[1] https://www.star-telegram.com/opinion/opn-columns-blogs/bud-...

[2] https://comptroller.texas.gov/taxes/property-tax/exemptions/...