The Austin mayor pays more in property tax than the average Austinite earns in a year. — Under rates that he sets in part himself, Austin Mayor Steve Adler pays annual property tax of nearly $100,000 for his residences at a downtown high-rise-more than most Austinites earn in a full year. According to tax records, the mayor owes $97,629 for two condominiums for the year 2021, and…