South Austin is one of the most competitive neighborhoods in the U.S. for buying a house, according to national brokerage and research company Redfin Corp. About 30 percent of the houses sold in that area are fetching more than the asking price and the average sale-to-list-price is 99 percent. South Austin homes are selling in an average of 11 days, Redfin reported, and more than 52 percent of their offerings were subject to bidding wars.

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