Travis County - and all counties in Texas - makes their property tax rates, appraisals, and other germane information public by default. For Travis County, the

Travis County - and all counties in Texas - makes their property tax rates, appraisals, and other germane information public by default. For Travis County, the information is at traviscad.org ("cad" = "County Appraisal District"); for Williamson County, wcad.org; and so on with variations on county name. As to the 99% rate: most people are paying a combined escrowed property tax + mortgage combo, so I'm not surprised at such a high number - no tax collected means you've got bigger problems.