A report from online real estate company Trulia out Tuesday confirms what many prospective young Los Angeles homebuyers have figured out: housing here is out of reach. Only 27 percent of local households can afford a median-priced starter house, which Trulia said cost $329,000, Curbed L.A. reports. The report finds fewer homes available to buyers at all income levels in L.A. County and that home inventory has all but vanished in Orange County, San Francisco and San Diego.