Junior Achievement of San Diego County operates its regional headquarters in Grantville at 4756 Mission Gorge Place, where a 10,000-square-foot simulated city called the McGrath Family JA BizTown processes roughly 13,000 elementary students per year through hands-on financial literacy exercises. Founded in 1950 as a 501(c)(3), the San Diego chapter has reached more than one million young people across the county through K–12 programming built on three curriculum pillars: work readiness, financial literacy, and entrepreneurship. BizTown assigns approximately 150 students per session to roles inside 21 mock storefronts—including a bank, a news station, and a storefront sponsored by San Diego Wave FC—where participants write checks, pay taxes, and manage a checking account during a four-to-five-hour simulation that follows four weeks of in-class preparation. The facility also houses Mission Fed JA Finance Park, a high-tech simulation environment where middle and high school students build monthly budgets using tablet-based life profiles that assign them an income, marital status, and dependents. Students from area schools such as Patrick Henry High School rotate through the Finance Park curriculum to practice applying for car loans, selecting health insurance, and balancing housing costs against savings targets. Summer camps run week-long sessions at the Wendy Gillespie Center, culminating in a BizTown simulation for fourth through sixth graders and a Finance Park simulation for seventh through ninth graders. JA Titan, a CEO-simulation program for high schoolers, rounds out the summer catalog. The 92120 ZIP sits along the Mission Gorge Road corridor, placing the center less than two miles from SDSU and within the commercial stretch that connects Grantville to Mission Trails Regional Park. Corporate volunteers from partners such as Mission Fed Credit Union staff the simulations as mentors, guiding small groups of students through budgeting exercises that mirror real consumer decisions. JA San Diego's Stock Market Challenge pits high school teams against one another in a simulated 60-day trading period, with Lincoln High School, Morse High School, and CETYS Universidad among recent participants. The Experian-backed JA Fellows scholarship program channels $30,000 in annual funding to students who complete goal-setting workshops tied to one-, three-, and five-year career planning benchmarks.