Montgomery County Property Tax Protest 2026: Complete Filing Guide Montgomery County homeowners can protest their 2026 property tax appraisals through the Montgomery County Appraisal District (MCAD) from the time notices are mailed through May 15, 2026 (or 30 days after receiving your notice, whichever is later).
The process allows homeowners to challenge their assessed value, homestead exemptions, or other appraisal decisions that affect their tax bill. MCAD typically mails appraisal notices in April, giving most homeowners until May 15 to file their protest.
In 2025, Montgomery County processed 28,347 property tax protests, with informal hearings resolving approximately 62% of cases before advancing to formal review. Quick Facts: Montgomery County Property Tax Protests 2026 Filing Deadline: May 15, 2026 (or 30 days after notice mailed) Filing Fee: Free for homestead properties under $5 million MCAD Address: 9 Redbud Dr, Conroe, TX 77301 Online Portal: Available at mcad-tx.org 2025 Success Rate: 67% of protests resulted in value reductions Average Reduction: $31,200 for successful residential protests Montgomery County Property Tax Deadlines 2026 Montgomery County follows Texas state law for protest deadlines, but MCAD sets specific dates within those parameters: Key Dates for 2026 April 1-30, 2026: MCAD mails appraisal notices May 15, 2026: Final deadline to file protests (for most homeowners) Late May - July 2026: Informal hearings scheduled July - September 2026: Formal hearings for unresolved cases October 31, 2026: Final values certified for tax bill calculation Important: If you receive your notice after April 15, you have 30 days from the date it was mailed to file your protest, even if that extends beyond May 15.