Galveston County
Property Tax Guide
Galveston Central Appraisal District (GCAD)
Contact Your CAD
Always verify this link is current at your CAD's official website before filing.
Important: Verify current procedures with GCAD at galvestoncad.org or 409-935-1980. This is educational content only — not legal, tax, or appraisal advice.
Typical Protest Deadline
May 15 or 30 days after the Notice of Appraised Value is mailed, whichever is later.
This is the general rule. Always confirm the exact deadline directly with Galveston Central Appraisal District (GCAD).
Estimate Your Specific Deadline
Enter your notice mail date for a personalised estimate.
General Filing Steps
- 1
Receive your Notice of Appraised Value (typically mailed April–May).
- 2
Review the assessed value on the GCAD website and compare to your opinion of market value.
- 3
File a protest online at galvestoncad.org, by mail, or in person at the CAD office before the deadline.
- 4
Gather comparable sales data and any evidence of property condition issues.
- 5
Attend your informal hearing with a CAD appraiser.
- 6
If unresolved, request a formal ARB (Appraisal Review Board) hearing.
- 7
Accept the final value or pursue binding arbitration / district court appeal.
Commonly Required Documents
- Notice of Appraised Value (or your CAD property account number)
- Recent comparable sales (within 0.5–1 mile, similar size/age/condition)
- Photos documenting any property condition issues
- Recent appraisal or licensed inspection report (if available)
- Repair estimates for documented damage
- FEMA flood zone maps
- Wind/flood insurance declarations
Evidence Tips for Galveston County
- Coastal properties require FEMA flood zone documentation as a value factor.
- Hurricane and storm surge history can materially reduce market value.
- Galveston Island properties differ significantly from mainland Galveston County.
- Wind and flood insurance costs are a legitimate value-reducing factor.
Prefer to let a pro handle it?
OwnWell protests your property taxes on your behalf — no upfront cost, and you only pay if they successfully reduce your bill. Over 88% success rate with an average annual saving of $774.
We may earn a commission if you sign up through this link, at no extra cost to you.