Georgetown, Round Rock, Cedar Park, Leander, Lakeway, Pflugerville, Kyle, Buda and Manor.
There are a lot of other areas but these are the main one's.
Take care! Laura Rosales, Realtor with Premiere Team Real Estate
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Austin Home Girls Realty
That said most of these cities have their own school districts and infrastructure. So they are not "IN" Austin just relatively close to it. Since prices in Austin have gone up so much in the last ten years, your average person is moving out to these areas to find more affordable homes.