An outlook at the new San Diego Padres’ player, Nick Castellanos, as we head into the 2026 season.

Nick Castellanos, the San Diego Padres’ newest veteran outfielder, enters the 2026 season with a fresh start.

This comes after a tumultuous end to his tenure with the Philadelphia Phillies. He was released by Philly in February of 2026 with $20 million still owed on his contract. Castellanos quickly signed a one-year, league-minimum deal with the Padres, who are banking on his bat to bolster a lineup featuring stars like Manny Machado and Xander Bogaerts.

At 33, Castellanos brings a track record of power and consistency. However, his performance in recent years raises questions about his ceiling and floor in a new environment. Looking at how the veteran power hitter performed in recent years with the Phillies can help shine a light on how he may play in San Diego.

Overall, while he was a staple in the Phillies lineup, Castellanos’ time in Philadelphia was a mixed bag, marked by flashes of elite power but inconsistent overall production.

Castellanos’ top season by far was 2023, where he batted .272 with 29 home runs and 106 RBI’s. In 2024, Castellanos followed it up with a .254 batting average, 23 home runs, and 86 RBI’s. Of most importance here is the power-hitting ability showcased by the two-time MLB All-Star. The playoff experience with Philadelphia also highlights Castellanos’s familiarity with big moments.

Further analysis showcases Castellanos’ 2023 explosion, driven by a career-best 9.2% barrel rate. Meaning balls hit with optimal exit velocity and launch angle for extra bases, and a 40.1% hard-hit rate, which tracks balls hit 95+ mph. However, with time, the numbers trended downward. His homers dropped to 23 in 2024 and 17 in 2025, mirroring declines in barrel rate (down to 7.6%) and hard-hit rate. His average exit velocity also dipped steadily from 88.9 mph in 2023 to 87.8 mph in 2025, placing him in the bottom third of qualified hitters last season.

Castellanos has always been an aggressive swinger, with strikeout rates hovering around 23-24% and walk rates below 6%. This is in severe contrast to the Padres’ recent hitter philosophy, which has been focused on patience, more walks, and fewer strikeouts. This will be something to watch as he trains for the 2026 season.

Overall, it’s clear that Castellanos’ hitting profile illustrates a player whose raw power is still there, but age and swing decisions have eroded his consistency.

It is also notable that the outfielders move from Citizens Bank Park, a notorious hitter’s haven, to Petco Park introduces a subtle downgrade for a power hitter. Because of this, Castellanos’ homer output could naturally dip at Petco compared to Citizens Bank.

2026 outlook

In what could be a realistic but optimistic scenario, Castellanos recaptures his 2023 form, leveraging Petco’s righty-friendly power alleys. In doing this, perhaps he deposits some more homers into the “Higgy Bank” at the Western Metal Supply Company building. Dubbed the “Higgy Bank” after former Padres catcher Kyle Higashioka.

Despite the rumors that the slugger could be moved to first base, it’s possible to see him share sometime in left field with fellow power hitter Gavin Sheets and Ramon Laureano. He may even slide into the DH slot. As spring training progresses, it will become clearer where the former Phillies star will fit into the lineup, but an infield option could be interesting.

Quite a start to the Nick Castellanos first-base experiment… pic.twitter.com/Pdn9w0A7tk

— AJ Cassavell (@AJCassavell) February 20, 2026

Slotting Castellanos in at first gives the Padres flexibility and allows them to put and keep Jake Cronenworth at second. Solidifying the infield with Xander Bogaerts and Manny Machado at shortstop and third base would close out a fairly competitive infield. This is, in fact, the exact infield lineup new skipper Craig Stammen put out for the Padres’ first spring training tilt, with Ty France at DH.

At worst, it’s possible Castellanos still provides some pop off the bench and could provide a solid bench piece as a pinch hitter in key moments.

Ultimately, the Padres’ low-risk gamble could pay off if Castellanos channels his “chip on the shoulder” motivation, as he described in spring training interviews. In San Diego, Castellanos has the tools to prove doubters wrong, but first, he will have to overcome recent trends in his production.

Billy Seidlitz

Billy has spent a majority of his life following San Diego sports and worked in San Diego for many years. Now residing in Newport Beach he recently obtained his Juris Doctorate degree from Chapman University and now works as an Associate Personal Injury Attorney. Billy enjoys supporting the Padres and SDFC from Orange County and making the drive down for big games. He is passionate about analytics and writing about sports.