In 1990, the San Marcos population was 39,000. It has more than doubled to more than 84,000 today. Over the past 20 years, Escondido has grown from 108,000 to 148,000. Rapid growth has occurred in cities between and beyond, with Route 78 carrying commuters toward jobs and homes in Temecula, Rancho Bernardo, 4S Ranch and San Elijo Hills in San Marcos.
READ MORE via UGH! WHY IS 78 SO BAD? | UTSanDiego.com.
