Few positions are more central to the action than first base. First basemen are responsible for anchoring the infield on defense, as well as injecting power into the heart of the batting order. True difference-makers on both ends of the ball, only a select few stand out from the pack. Here are the top five first basemen of the 2025 MLB season.

5. Ryan O’Hearn, San Diego Padres

The Padres went to town at this year’s trade deadline — and landed one of the top all-around first basemen in the league.

San Diego sent a haul of six prospects to Baltimore for a package headlined by Ryan O’Hearn , fresh off his first All-Star nod. He carries an impressive .819 OPS, .355 wOBA, and 129 wRC+ with 14 home runs this season.

On the other side of the ball, O’Hearn supplies one of the top gloves at his

See Full Page