Whether you’re a first-time visitor or a local looking to ditch the car, the San Diego Trolley is one of the best ways to explore America’s Finest City. This light rail system connects you to some of San Diego’s most popular destinations, offering an affordable and eco-friendly way to get around. Let’s dive into everything you need to know about riding the trolley like a pro!
What is the San Diego Trolley?
The San Diego Trolley, officially known as the San Diego Metropolitan Transit System (MTS) Trolley, is a light rail system that has been serving the San Diego metropolitan area since 1981. With over 50 stations spread across four distinct lines, it’s the oldest operating light rail system in California, covering approximately 54 miles of track throughout San Diego County.
The Four Trolley Lines: Your Routes to Adventure
Blue Line (South Bay)
Running from downtown San Diego to the Mexican border in San Ysidro, the Blue Line is perfect for international travelers wanting to visit Tijuana or locals heading to the outlets for some shopping. Key stops include:
- Downtown San Diego (multiple stations)
- Seaport Village area
- Chula Vista
- San Ysidro Transit Center (border crossing)
Orange Line (East County)
Stretching from downtown to El Cajon, the Orange Line takes you through diverse neighborhoods and connects you to inland communities. Notable destinations include:
- Petco Park (Gaslamp Quarter Station)
- SDSU campus area
- La Mesa
- El Cajon Transit Center
Green Line (Mission Valley & UCSD)
This line runs from Old Town San Diego through Mission Valley and up to University City, serving UC San Diego. Perfect for accessing:
- Old Town San Diego State Historic Park
- Mission Valley shopping centers
- San Diego Stadium area
- UC San Diego campus
Silver Line (University City)
The newest addition connects University City to downtown, with stops at:
- Santa Fe Depot (downtown)
- University City
- Direct connection to UC San Diego
Must-Visit Destinations via Trolley
Downtown & Gaslamp Quarter
Hop off at any of the downtown stations to explore the vibrant Gaslamp Quarter, catch a Padres game at Petco Park, or stroll along the waterfront. The America Plaza and Santa Fe Depot stations are your main downtown hubs.
Old Town San Diego
Take the Green Line to Old Town Transit Center and step back in time at the birthplace of California. Explore historic buildings, authentic Mexican restaurants, and unique shops in this charming area.
Seaport Village & The Embarcadero
The Blue Line’s Seaport Village Station puts you within walking distance of waterfront dining, street performers, and stunning harbor views. It’s also close to the USS Midway Museum.
Border Shopping & Tijuana Day Trips
The Blue Line takes you directly to the San Ysidro border crossing, making it incredibly easy to pop over to Tijuana for authentic tacos, shopping, and cultural experiences.
Fares and Payment Options
The trolley operates on a proof-of-payment system, meaning you validate your ticket before boarding but don’t need to show it unless asked by fare enforcement officers.
Fare Structure (2025)
- Adult fare: $2.50 for a one-way trip
- Senior/Disabled/Medicare: $1.25
- Youth (6-18): $1.25
- Children under 6: Free with paying adult
Payment Methods
- PRONTO Card: The reloadable card that works across all MTS services
- PRONTO Mobile App: Use your smartphone as your fare payment
- Cash: Available at ticket vending machines (exact change recommended)
- Day Pass: $6 for unlimited rides on the trolley and bus
Pro Tip: Get the PRONTO app before your trip! It’s the most convenient way to pay, and you can add value instantly.
What to Expect: A Rider’s Experience
The Stations
Trolley stations are clean, well-lit, and clearly marked with maps and real-time arrival information. Most stations feature:
- Covered waiting areas
- Ticket vending machines
- Route maps and schedules
- Some have restrooms and parking
The Trains
Modern, air-conditioned cars with:
- Priority seating for seniors and disabled passengers
- Bicycle racks (limited spaces, first-come basis)
- Large windows for sightseeing
- Automated announcements in English and Spanish
- Free Wi-Fi on many trains
Operating Hours
- Monday-Friday: Generally 5 AM to midnight
- Saturday: 5 AM to midnight
- Sunday: 5 AM to 10 PM
Note: Hours may vary by line, so check the MTS website for specific schedules.
Frequency
Trains typically run every 15-20 minutes during peak hours and every 30 minutes during off-peak times. Weekend service may be less frequent.
Insider Tips for Trolley Success
Planning Your Trip
- Download the MTS app for real-time arrivals and service alerts
- Allow extra time for connections between lines
- Check for any weekend service disruptions before traveling
Safety and Etiquette
- Keep your validated ticket with you throughout your journey
- Offer priority seats to those who need them
- Keep backpacks in front of you during busy times
- Stay alert and keep valuables secure
Best Times to Ride
- Avoid rush hours (7-9 AM and 4-6 PM) for a more comfortable experience
- Weekday mid-morning and early afternoon offer the smoothest rides
- Evening rides can offer beautiful city views as the sun sets
Connecting Transportation
The trolley integrates seamlessly with:
- MTS bus system (same PRONTO card works)
- Coaster commuter train (connects to North County)
- Amtrak at Santa Fe Depot
- San Diego International Airport via bus connections
Special Events and Seasonal Considerations
Comic-Con and Major Events
During large conventions like Comic-Con, expect crowded trains and longer wait times. The trolley provides special service during major events, but arrive early!
Beach Access
While the trolley doesn’t go directly to the beaches, it connects you to bus routes that do. The Old Town Transit Center is a great hub for reaching Mission Beach and Pacific Beach.
Holiday Service
Service may be reduced on holidays, and special event schedules often apply during New Year’s Eve, Fourth of July, and other celebrations.
Final Thoughts: Why You’ll Love the San Diego Trolley
The San Diego Trolley isn’t just transportation – it’s part of the San Diego experience. From the moment you hear the gentle chime announcing the next stop to watching the diverse landscape change outside your window, riding the trolley offers a unique perspective on this beautiful city.
Whether you’re heading to a Padres game, exploring historic Old Town, or embarking on a Tijuana adventure, the trolley provides an affordable, reliable, and environmentally friendly way to see San Diego. Plus, you’ll avoid the hassle of downtown parking and traffic!
So grab your PRONTO card, plan your route, and get ready to explore San Diego the local way. The trolley is waiting to take you on your next San Diego adventure!
