El Segundo, California, long known as the birthplace of SpaceX, has solidified its reputation as a thriving hub for aerospace innovation in Southern California. The city, home to approximately 17,000 residents and situated just south of Los Angeles International Airport (LAX), continues to benefit from a vibrant business environment and a growing aerospace sector despite the departure of SpaceX’s headquarters.

Founded in 2002 by Elon Musk at 1310 East Grand Ave in El Segundo, SpaceX has since relocated its main offices to Bastrop, Texas. This move reflects broader trends as aerospace and defense companies reassess their operations amid shifting economic and political climates. While SpaceX’s departure marks a significant loss for California, many of its subcontractors and spin-off companies remain rooted in El Segundo, contributing to the region’s enduring aerospace presence.

The city’s aerospace ecosystem encompasses around 100 mostly small firms, including startups like Varda Aerospace, which specializes in zero-gravity pharmaceutical testing, and Rangeview Corporation, an aerospace components manufacturer now drawing private equity interest. These companies illustrate the innovative activities sustaining the sector locally and attracting significant venture capital investment. Recent data indicate that El Segundo-based aerospace ventures have collectively secured around $6 billion in financing, underscoring strong investor confidence.

California continues to hold a major share of the global space industry, accounting for 19% worldwide and 40% of the U.S. market. Four of the government’s largest space-related programs remain headquartered in the state, supported by an extensive talent pool. Southern California boasts nearly twice the number of aerospace engineers compared to the next highest state, Texas.

The region also benefits from substantial federal research and development funds, with Los Angeles County receiving 16% of all funding distributed by the Defense Advanced Research Projects Agency (DARPA), more than any other U.S. county. Despite economic challenges facing other key California industries such as entertainment and business services, the aerospace workforce in the state has grown by over 9% in the past decade.

Some industry leaders attribute California’s continued aerospace success to local policies and a collaborative business climate that aims to reduce regulatory barriers. El Segundo Mayor Chris Pimentel, a Marine veteran, emphasizes the city’s collective effort to create a business-friendly environment, contrasting it with policy decisions at higher levels of government that have been criticized for encouraging aerospace companies to relocate to states like Texas and Florida. Both Texas and Florida have established Space Commissions and offer generally lower costs and incentives that appeal to the aerospace sector.

As aerospace companies expand, many move operations to neighboring areas including Long Beach’s Douglas Park, Torrance, and Orange County, home to firms like Anduril, which is emerging as a notable player in the industry. This regional dispersion highlights Southern California’s role as a central node in the growing space economy, which spans emerging fields such as space-based pharmaceuticals, mining, and energy generation — industries pivotal to future technological developments including artificial intelligence.

While California faces challenges in maintaining its lead amid interstate competition, the ongoing growth in its aerospace sector offers a pathway for the state to reaffirm its status as a center of innovation and technological progress in the evolving space economy.