If you’re a Seattle Mariners fan, you know spring training is where the excitement begins. It’s the perfect time to watch your favorite players gear up for the season while catching a glimpse of rising stars. But where do the Mariners kick off their journey each year?
The Mariners hold their spring training in sunny Peoria, Arizona. This desert city transforms into a baseball hub every spring as fans from all over gather to enjoy the action. Whether you’re planning a trip or just curious about the team’s preseason routine, Peoria offers a unique blend of baseball and warm weather fun.
Overview Of Spring Training
Spring training offers a unique opportunity to observe Major League Baseball teams prepare for the upcoming season. Teams like the Seattle Mariners refine strategies, evaluate players, and build team chemistry during this period. Held annually before the regular MLB season, spring training spans approximately six weeks, from mid-February to late March.
Two distinct leagues host these pre-season activities: the Cactus League in Arizona and the Grapefruit League in Florida. The Mariners participate in the Cactus League, utilizing the Peoria Sports Complex in Peoria, Arizona. This facility, shared with the San Diego Padres, features state-of-the-art training amenities and provides a welcoming environment for fans.
Players engage in daily workouts, scrimmages, and exhibition games against other teams in the league. These activities help coaches assess performance while keeping fans entertained. Fans visiting Peoria during this time can attend games and observe practices, creating opportunities for interaction and autographs. The schedule’s relaxed nature allows for closer engagement between players and supporters.
Where Do The Mariners Have Their Spring Training

The Seattle Mariners hold their spring training at the Peoria Sports Complex in Peoria, Arizona. This facility serves as the team’s preparation hub during the six-week preseason, offering fans an up-close look at the action.
History Of The Venue
The Peoria Sports Complex opened in 1994 as the first Major League Baseball facility shared by two teams, the Seattle Mariners and the San Diego Padres. Designed with player development and fan experience in mind, the venue has undergone multiple renovations, including upgrades in 2014 that added enhanced seating, training areas, and fan amenities. The Mariners have consistently used this facility since its inception, making it integral to their spring training preparations.
Location Details
Peoria Sports Complex is located at 16101 N 83rd Ave, Peoria, Arizona, within the Phoenix metropolitan area. This centralized location positions it conveniently near other Cactus League stadiums, facilitating easy travel for exhibition games. The complex spans 150 acres, featuring practice fields, batting cages, and a stadium with a capacity of 12,882. Nearby, fans find accommodations, restaurants, and scenic attractions, providing ample entertainment during spring training visits.
Features Of The Mariners’ Spring Training Facility

The Peoria Sports Complex offers modern facilities tailored to enhance player development and provide an engaging fan experience. Its design and amenities ensure an optimal environment for spring training activities.
Training Fields And Amenities
The facility includes 12 full-size baseball fields, six dedicated to the Mariners. These fields feature MLB-grade turf and maintenance to mimic regular-season conditions. Batting cages, bullpens, and pitching mounds support player-specific drills. A large indoor training area provides strength and conditioning equipment for comprehensive fitness programs. Clubhouses include locker rooms, lounge spaces, and recovery areas for players.
The Mariners benefit from advanced technology during spring training. Video analysis tools aid in evaluating mechanics, while pitching and hitting labs provide real-time data feedback. These features enhance player performance and preparation for the season.
Fan Experience
Fans attending spring training at the Peoria Sports Complex enjoy up-close access to activities. Open practice sessions and scrimmages allow you to watch players refine their skills. Dugout and on-field vantage points create an intimate viewing experience.
The main stadium includes shaded seating, lawn areas, and suites for variety in game-day experiences. Autograph opportunities during practice and post-game interactions connect you with players. On-site concessions offer local and classic ballpark food options, and family zones include kid-friendly activities.
Accessible parking and proximity to local attractions, such as restaurants, provide convenience during your visit. Nearby hotels cater to fans staying for multiple days.
Notable Events And Moments

Spring training at the Peoria Sports Complex has created lasting memories for Seattle Mariners fans. From thrilling games to breakout performances, these events make spring training an unforgettable experience.
Memorable Games
Mariners’ spring training has featured standout games that attracted attention for their significance and excitement. In 2022, a high-scoring exhibition match against the Los Angeles Dodgers showcased rookie and veteran talent, keeping fans on the edge of their seats. Another notable moment occurred in 2017, with a dramatic walk-off home run that secured a victory over the Chicago Cubs, offering a preview of the energy players brought to the regular season. Competitive games against fellow Cactus League teams, such as the San Francisco Giants and San Diego Padres, add to the history of spring training, keeping fans engaged with intense on-field action.
Player Highlights
Several players have delivered standout performances during Mariners’ spring training. In 2019, Jarred Kelenic impressed with his power hitting, solidifying his status as an emerging talent. Felix Hernandez, during his tenure, consistently drew large crowds to watch his pitching dominance in exhibition games. Recent camps have also seen Julio Rodríguez display his all-around skills, generating excitement for his contributions to the Mariners’ future. These highlights not only showcase individual achievements but also give fans a glimpse into upcoming talent and the team’s potential.
Impact On Team Performance
Spring training influences the Mariners’ competitive readiness for the regular season. By utilizing state-of-the-art facilities at the Peoria Sports Complex, players refine their skills and address weaknesses through intensive practice sessions. Access to advanced technology, such as video analysis tools and specialized training labs, supports improvements in pitching, hitting, and defensive strategies.
Team chemistry develops significantly during this period. As new players integrate with the core roster, daily scrimmages and workouts foster trust and communication, which are essential for synchronized gameplay. Coaches evaluate player combinations, testing lineup strategies to optimize overall performance.
The warm Arizona climate and high-quality facilities enhance physical conditioning. Players build endurance and reduce injury risks through controlled workloads and recovery programs that prepare them for the grueling MLB schedule. Consistent exposure to game scenarios during exhibition matches sharpens situational awareness, ensuring players remain adaptable.
Fan engagement during spring training also impacts motivation. Interactions with fans provide players with support and excitement, boosting morale as they prepare for the upcoming season. This combination of thorough preparation and robust fan energy sets a strong foundation for the Mariners’ success.
Conclusion
Spring training offers you a unique chance to connect with the Mariners in an up-close and personal way. The Peoria Sports Complex provides the perfect setting for fans and players alike, combining top-notch facilities with a welcoming atmosphere. Whether you’re there to watch future stars, enjoy the warm Arizona weather, or create lasting memories, the experience is unforgettable.
Visiting spring training not only fuels your excitement for the season but also strengthens your bond with the team. From thrilling exhibition games to behind-the-scenes glimpses of player preparation, it’s an experience every Mariners fan should have on their bucket list.
Frequently Asked Questions
Where do the Seattle Mariners hold their spring training?
The Seattle Mariners hold their spring training at the Peoria Sports Complex in Peoria, Arizona. This state-of-the-art facility, shared with the San Diego Padres, provides excellent training amenities and a welcoming environment for fans.
What is the Cactus League?
The Cactus League is a group of Major League Baseball teams that conduct spring training in Arizona. It allows fans to experience games and practices in a relaxed setting, with teams like the Seattle Mariners participating.
When does Mariners spring training take place?
Mariners spring training typically runs from mid-February to late March, providing the team time to prepare for the upcoming MLB season while fans enjoy preseason events.
What can fans expect at the Peoria Sports Complex?
Fans can enjoy daily workouts, scrimmages, and exhibition games, along with close player interactions, autograph opportunities, and exciting amenities like shaded seating, family zones, and on-site food options.
How many fields does the Peoria Sports Complex have?
The complex features 12 full-size baseball fields, with six dedicated to the Mariners. All fields are designed with MLB-quality turf and advanced facilities to support player development.
Are there nearby accommodations and attractions for spring training visitors?
Yes, the Peoria Sports Complex is located within the Phoenix metropolitan area, surrounded by hotels, restaurants, and local attractions, making it an ideal fan destination.
What makes Mariners spring training exciting for fans?
Mariners spring training provides fans with a unique chance to see emerging talent, experience intimate interactions with players, and create lasting memories by watching practices and exhibition games.
How has the Peoria Sports Complex evolved since it opened?
Since opening in 1994, the complex has undergone major renovations, including upgrades in 2014, to enhance player training facilities and improve the fan experience.
Why is spring training important for the Mariners?
Spring training allows the Mariners to refine their strategies, evaluate players, improve team chemistry, and physically prepare for the regular season in Arizona’s warm climate.
What are some notable spring training moments for the Mariners?
Memorable moments include a walk-off home run against the Cubs in 2017, Jarred Kelenic’s breakthrough hitting in 2019, and standout performances from Felix Hernandez and Julio Rodríguez.