Free Harris County Property Tax Calculator

Run your numbers below. The result updates instantly as you type, and you can compare scenarios as many times as you like.

State

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Estimated property tax

Total—
Taxable value
$400,000
Effective rate
—
Monthly escrow
—
National average bill
$3,600
Estimated property tax
—

County and district millage rates vary. Check your assessor for the exact bill.

Turn these numbers into a real plan

If you're unsure, take your best guess.

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Sources and methodology

Federal brackets, standard deductions and FICA thresholds come from the IRS and the Social Security Administration for the 2026 tax year. State income tax rates, brackets, standard deductions and personal exemptions come from the Tax Foundation’s 2026 state individual income tax data. Property tax figures use average effective county rates. Results are educational estimates and exclude local taxes, credits and post-tax deductions.