Garden Grove is a city centrally located in northern Orange County, California, United States. As of 2004, the city population was 170,000 people. California State Route 22, also known as the Garden Grove Freeway, passes through the city from east to west. Garden Grove is home to a substantial Vietnamese American population, forming the northern edge of Orange County's Little Saigon, and also to a large Korean American population centered along Garden Grove Boulevard west of Brookhurst Street. The city is known outside the Southern California area for being the home of Robert H. Schuller's Crystal Cathedral, from which religious broadcasts are made.