McKinney Property Tax Guide 2026
Everything you need to know about property taxes in McKinney, Texas. McKinney is located in Collin County and uses Collin CAD for property assessments.
McKinney property taxes are administered by the Collin Central Appraisal District (CCAD). For complete county information including all taxing jurisdictions, see our Collin County Property Tax Guide.
About McKinney Property Tax
McKinney is the county seat of Collin County and is appraised by Collin Central Appraisal District (CCAD). The city has doubled in population since 2010, creating steep appraisal increases especially on older housing stock. McKinney ISD serves most of the city core, with Prosper ISD covering the fast-growing northern sections. Combined property tax rates generally run 2.1% - 2.5%. MLS data from CCAD is a strong source for comparable sales in McKinney protests.
- Population
- 220,000
- Major School Districts
- McKinney ISD, Prosper ISD, Frisco ISD
Key Dates - McKinney
- Payment due
- January 31, 2027
- Protest deadline
- May 15, 2026
- Notices mailed
- April 2026
Tax rates - McKinney
Average Total: 1.8% - 2.3%
Rates vary by location within McKinney based on which school district, city limits, and special districts apply to your property.
How to protest your property tax
1. Review your notice
Check your Notice of Appraised Value for errors in square footage, bedroom count, or market value.
2. File a protest
The typical deadline is May 15 or 30 days after the notice. The 2026 window is closed except for late notices. Filing is free.
3. Gather evidence
Collect comparable sales from your neighborhood and photos of any property issues that affect value.
4. Present your case
Attend your ARB hearing in person, online, or let a professional represent you.
Filing is free and risk-free. Your assessed value cannot increase as a result of protesting.
Official Resources - McKinney
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