https://ttlc.intuit.com/replies/3300663

If you're a homeowner, your property taxes are entered in the Deductions & Credits section:

1. Sign in and open your return if you're not already in it.
2. Inside TurboTax, search for property tax and select the Jump to link at the top of your search results.
3. Answer Yes to the question Did you pay property or real estate taxes in 2018?
4. Enter your property/real estate taxes on the next screen.