Verified 2026 City Guide

Castroville Property Tax

Access 2026 property tax rates, payment portals, and assessment tools for Castroville. Taxes are administered by Medina County.

Local Rate

N/A

County Avg

1.44%

State Avg

0.01%

City vs. County Jurisdiction

While you live in Castroville, property taxes are officially administered by Medina County. The county handles your assessment, billing, appeals, and exemptions.

Castroville Tax Calculator

$

Est. Annual Bill

Rate: % (Medina County)

How Property Taxes Work in Castroville

Property taxes for Castroville residents are calculated on the ad valorem principle — your bill is proportional to the fair market value determined by the Medina County Appraisal District.

Assessment Role

The county assessor determines the value of all real estate in Castroville every tax year.

Collection Role

Taxes are collected by the county tax office and distributed to city, school, and special-district funds.

Castroville Tax Components

Your annual bill is a combined total of levies from multiple local government entities:

County General Fund Variable Levy
City of Castroville Variable Levy
Local Independent School District (ISD) Variable Levy
Emergency Services District Variable Levy

Lowering Your Castroville Property Tax Bill

Claim Exemptions

Most homeowners qualify for a Homestead Exemption that significantly reduces the taxable value of your primary residence. Seniors and veterans may qualify for additional relief.

Protest Your Value

If the county assessment exceeds fair market value you can file an appeal with the Appraisal Review Board (ARB). Over 50% of appeals result in a reduction.

2026 Important Deadlines

Assessment Notices

April – May

Protest Deadline

May 15th*

Payment Due

January 31st

*Protest deadlines are generally May 15th or 30 days after your notice was mailed, whichever is later.

Castroville Property Tax FAQs

For 2026, property tax rates in Castroville vary by parcel. Refer to the Medina County average rate of 1.4386363636364% as a baseline estimate.

Residents of Castroville pay property taxes to the Medina County Tax Assessor — not a city office. Use the county's official payment portal.

Yes. File a Notice of Protest with the Medina County Appraisal District within 30 days of receiving your valuation notice. See the county appeal guide for step-by-step instructions.

Medina County Official

Property tax for Castroville is handled at the county level.

💡 Tax Tip

Check for Homestead or Senior exemptions on the Medina County portal. These can reduce your taxable value by $25,000–$100,000+.