Clayton Mortensen Rookie Cards

Do you know that the most expensive Clayton Mortensen Baseball Rookie Card (CLAYTON MORTENSEN 19 Card Lot 2007 2008 2009 RC A's Cardinals 07 Sterling Auto++) was sold on eBay in 05/2012 for $14.99 while the cheapest Rookie Card (CLAYTON MORTENSEN 2007 DONRUSS ELITE CARDINALS RC AUTOGRAPH /500 ROOKIE AUTO) changed hands for only $0.49 in 02/2014? The month with the most cards sold (7) was January 2026 with an average selling price of $5.00 for a Baseball Card of Clayton Mortensen. Sold items reached their highest average selling price in May 2025 with $14.79 and the month that saw the lowest prices with $0.49 was February 2014. In average, a Rookie Card from Clayton Mortensen is valued at $3.94.

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To give you a bigger picture, here are some more Baseball Rookie Cards of Clayton Mortensen that were sold recently on eBay. In total, we scanned 38 sales to create the statistics about price trends and current value of Clayton Mortensen Baseball Rookie Cards shown on top of this page.

Picture	Item Title	Price	Store
	2007 Bowman Draft Chrome Draft Picks Clayton Mortensen Rookie Card Auto RC /225	$13.99
	2007 Bowman Draft Chrome Draft Picks Clayton Mortensen Rookie Card Auto RC /225	$14.49
	2021 Clayton Mortensen Choice Minor League Rookie Card Cubs Myrtle Pelicans	$4.98
	Clayton Mortensen Rookie #BDP38 2009 Bowman Chrome Draft Picks - Prospects Card	$3.99
	Clayton Mortensen Rookie #BDP38 2009 Bowman Chrome Draft Picks - Prospects Card	$3.99
	Clayton Mortensen Rookie #BDP38 2009 Oakland Athletics Baseball Card MLB NM	$5.00