Las Vegas house prices are rising Southern Nevada prices were up 13.9 percent year-over-year in August And September was the first time since June 2007 that the median house price reached the $300,000 mark Buyers picked up about 2,440 single-family houses in September, down 16 percent year-over-year Las Vegas home prices have been rising at one of the fastest rates in the country over the past year Recent data show the market is now less affordable than the national average