Collin County Appraisal District statistics

Collin Central Appraisal District (CAD) property tax protest data provides a 2016–2024 view of the total number of property tax protests with an emphasis on property owner challenge activity and appeal volume. The latest available value is 118,633 protests filed. From 2016 to 2024, the number of protests increased from 52,506 to 118,633, an increase of 66,127 protests or 125.9%. The highest point occurred in 2024 at 118,633, while the lowest occurred in 2016 at 52,506. 2024 represents the highest year in this comparison. Related indicators include $166.3 billion in total value protested, 46,351 informal property tax protests, and $8.3 billion in reductions at ARB protest hearings. The source-table values help distinguish a one-year change from a broader appraisal trend.

Protest volume shows how often property owners challenged noticed values, while protested value and reduction figures provide additional context on activity within the appeal process. When reviewing Collin County property records, owners should compare countywide trends with the property's exemptions, characteristics, and valuation evidence. The next step is to use property tax protests guidance to compare the noticed value with comparable sales, equity evidence, exemptions, and property condition before deciding whether to file a protest.