San Diego Air & Space Museum Gillespie Field Annex

Updated September 10, 2025

Description

The San Diego Air & Space Museum Gillespie Field Annex is one of those places that feels like a hidden gem, even though it’s been around for years. Tucked away on the northeastern corner of Gillespie Field in El Cajon, this annex serves as both a museum and a working restoration facility. What makes it stand out is the way it blends history with hands-on preservation—you’re not just looking at static displays, you’re often watching real work being done on aircraft that once roared through the skies. It’s got a bit of grit and authenticity that you don’t always find in polished museums, and that’s exactly what makes it so fascinating.

Inside, you’ll find two large hangars filled with restored aircraft, aviation memorabilia, and ongoing projects. Outside, the lineup of planes and even a towering Atlas missile makes for a striking backdrop. It’s not overwhelming like some larger museums, which honestly can be refreshing. You can take your time, wander at your own pace, and actually absorb the stories behind each aircraft. Families, aviation buffs, and even casual visitors who just want a taste of history usually walk away impressed. And while it’s smaller than the main San Diego Air & Space Museum in Balboa Park, the annex has its own personality—more intimate, more hands-on, and in some ways, more memorable.

Key Features

• Collection of military jets, private sport planes, and small racing aircraft
• Outdoor exhibits including a full-size Atlas missile
• Two hangars with both restored and in-progress aircraft
• Family-friendly environment with space for kids to explore
• Wheelchair accessible entrances, restrooms, and parking
• Active military discounts available
• Onsite gift shop with aviation-themed items
• Café for a quick bite or coffee break
• Free parking lot and free street parking nearby
• Guided tours available for deeper insights

Best Time to Visit

Weekdays tend to be quieter, which makes them perfect if you want a more laid-back visit. You’ll have more space to yourself, and you can linger by your favorite aircraft without feeling rushed. Weekends, on the other hand, often bring more families and groups, which adds a bit of lively energy to the hangars. If you’re into photography, mornings are great—the light hits the outdoor displays beautifully. I’ve found that cooler months, like fall and spring, are especially pleasant since you’ll likely spend time outside as well as inside. Summer afternoons can get warm, though the hangars themselves stay fairly comfortable.

How to Get There

Getting to the Gillespie Field Annex is relatively straightforward. It’s located in El Cajon, about a 20–25 minute drive east of downtown San Diego. If you’re flying into San Diego International Airport and renting a car, you’ll be on the freeway most of the way, so it’s not a complicated trip. Public transportation is possible, but honestly, driving is much easier and gives you flexibility to explore other spots nearby. Parking is free, which is always a nice bonus, especially in Southern California where paid parking is practically the norm.

Tips for Visiting

First and foremost, give yourself more time than you think you’ll need. Even though it’s not massive, the details are what make this place shine, and you’ll want to pause and take it all in. If you’re traveling with kids, this is a great spot to spark their curiosity about aviation—they can get up close to planes they’d normally only see from afar. Wear comfortable shoes since you’ll be walking both indoors and outdoors. And don’t skip the gift shop; it has some surprisingly unique items, especially if you’re looking for aviation-themed gifts or souvenirs.

I’d also suggest chatting with the staff or volunteers if you get the chance. Many of them are passionate aviation enthusiasts or even former pilots, and they love sharing stories that bring the exhibits to life. Bring a camera too—there are plenty of photo-worthy moments, from the nose of a fighter jet to the towering missile outside. And if you’re a history buff like me, you’ll probably find yourself daydreaming about what it must have been like to fly some of these machines back in their prime.

Last little tip: pair your visit with a stop at the main San Diego Air & Space Museum in Balboa Park if you can. The two locations complement each other perfectly—the annex is more about restoration and raw aviation history, while the Balboa Park site is polished and expansive. Together, they give you the full picture of San Diego’s deep ties to aviation and aerospace innovation.

Key Highlights

• Collection of military jets, private sport planes, and small racing aircraft
• Outdoor exhibits including a full-size Atlas missile
• Two hangars with both restored and in-progress aircraft
• Family-friendly environment with space for kids to explore
• Wheelchair accessible entrances, restrooms, and parking
• Active military discounts available
• Onsite gift shop with aviation-themed items
• Café for a quick bite or coffee break

Location

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