The City of Lake Forest is located in the heart of South Orange County and the beautiful Saddleback Valley. The City's motto, "remember the past, challenge the future," is the Lake Forest way of life. The rich heritage of the past is preserved and enhanced in this contemporary city ready to meet the challenges and opportunities of the future. The City supports more than 80,000 residents and takes a proactive role in growing its existing businesses, attracting new businesses, and encouraging entrepreneurialism.