Baseball cards have been a beloved hobby for over a century and collecting them is a fun way to connect with the sport’s rich history. While most cards in circulation have relatively little monetary value, there are always a select few that can be worth a considerable amount of money depending on their condition, the player featured, and other factors. With that in mind, here is an in-depth look at some of the most valuable baseball cards that could fetch a high price at auction in 2020 if graded and preserved in top condition.

Honus Wagner – T206 (1909): The most famous and valuable baseball card in existence, the ultra-rare Wagner is the holy grail for collectors. Only about 60 are known to exist in the world and one in near-mint condition was sold at auction in 2016 for $3.12 million, setting a new record. The iconic image of the Pirates’ shortstop is so coveted because the American Tobacco Company printed far fewer Wagners than intended after he objected to his likeness being used to market cigarettes.

Mickey Mantle – Topps (1952): As one of the game’s true legends and all-time fan favorites, Mantle’s rookie card is highly sought after by collectors. Graded mint copies in Gem Mint 10 condition have sold for over $100,000, while lower graded versions still command five-figure prices. The ’52 Topps set is also notable for being the company’s first complete baseball issue.

Mike Trout – Topps (2009): Widely considered the best player in baseball today, Trout has already put together a Hall of Fame career at just 28 years old. His rookie card from 2009 Topps is one of the most valuable from the modern era, with PSA 10 copies selling for upwards of $400,000. Trout mania shows no signs of slowing and this could become a true blue chip card in the years to come.

Sandy Koufax – Topps (1956): As one of the greatest pitchers who ever lived, Koufax’s rookie is a key piece for collectors. High graded versions regularly sell for $30,000-50,000 at auction given his storied three-year run of dominance in the mid-1960s before an arm injury forced his early retirement at age 30.

Nolan Ryan – Topps (1968): “The Ryan Express” racked up a record 5,714 strikeouts and seven no-hitters over 27 seasons in the majors. His 1968 Topps rookie is highly coveted and a PSA 10 copy was sold for over $100,000 in late 2019. The card is especially rare in pristine condition due to print issues early on.

Jackie Robinson – Bowman (1948): Robinson shattered baseball’s color barrier with the Brooklyn Dodgers in 1947 and his debut Bowman card from the following year is iconic for its historical significance. PSA 10 examples in the $25,000-50,000 range illustrate its value, though any high graded version remains a prized piece of memorabilia.

Tom Seaver – Topps (1967): As arguably the greatest right-handed pitcher in Mets franchise history, Seaver’s rookie card is a key for New York collectors. PSA 10 copies have sold for $40,000+, a testament to his dominant career and stature as a first-ballot Hall of Famer.

Ken Griffey Jr. – Upper Deck (1989): One of the most talented and exciting players of the 1990s, Griffey’s powerful swing and effortless defense made him a fan favorite. His rookie from Upper Deck’s inaugural set is highly sought after and a PSA 10 recently sold for $106,000, showing its place among the game’s elite modern issues.

Bob Gibson – Topps (1959): The Cardinals flamethrower racked up nine 300-strikeout seasons and won two MVP awards and seven Cy Youngs. His rookie card is ultra scarce in pristine condition due to centering issues, but a PSA 9.5 copy sold for $26,000 in late 2019.

Roberto Clemente – Topps (1955): A true five-tool star and humanitarian, Clemente tragically died in a plane crash at age 38 while attempting to deliver aid to earthquake victims in Nicaragua. His rookie card remains iconic for collectors and a PSA 9 copy sold for $45,000 in early 2020.

Sandy Amoros – Topps (1952): Best remembered for his crucial catch that preserved Don Larsen’s perfect game in the 1956 World Series, Amoros’ rookie card is exceptionally rare in high grade. Just two PSA 10 examples are known to exist and one sold for $108,000 at auction in 2019.

Willie Mays – Bowman (1951): “The Say Hey Kid” was a 24-time All-Star, two-time MVP, and arguably the most exciting player of his era with the Giants. His rookie Bowman card is among the most significant from the post-war period and a PSA 9 copy sold for $81,600 in 2020.

Nolan Arenado – Topps Update (2011): One of the game’s premier power hitters and fielders, Arenado has been a staple of Rockies teams since 2013. His rookie card has steadily increased in value and a PSA 10 sold for $27,000 in late 2019, showing its potential as a blue chip modern issue.

Kris Bryant – Topps (2015): The versatile Bryant was NL Rookie of the Year and MVP in his first two seasons with the Cubs. His flagship rookie card remains a key mid-modern piece and PSA 10s have reached $10,000, likely to rise higher as his career progresses.

Fernando Tatis Jr. – Topps (2019): Still just 21 years old, Tatis has quickly emerged as a budding superstar for San Diego with his elite power/speed combo. His rookie card skyrocketed in value and a PSA 10 sold for $34,000 in late 2019, showing its potential as a long-term blue chip investment.

This covers some of the most notable individual baseball cards that could be worth substantial money if preserved in top condition based on the players and historical significance. There are also complete vintage sets such as 1952 Topps, 1957 Topps, and 1969 Topps that can sell for hundreds of thousands as a whole in high grade. Condition remains paramount, so it’s important for collectors to carefully store and protect their valuable cards. The hobby continues to thrive decades after the first cards were produced thanks to the nostalgia and connections they provide to the game’s rich history.