Ruby S. Rinker has listed for sale a four-bedroom, four-bath home at 561 Island Dr. in Palm Beach for $12.5 million.

The 5,325-square-foot house in the Palm Beach North neighborhood was built in 1955. Brandon L. Rinker of Brandon L. Rinker & Associates is the listing agent for the home.

Rinker is the chief executive officer at Ruby S. Rinker Co., an investment management company. She is also the chairwoman at Take Stock in Children, a nonprofit program in Palm Beach dedicated to keeping students on track to graduate high school and attend college.

According to BlockShopper.com, there were 236 sales in Palm Beach in 2008, with a median sales price of $800,000.

Address: 561 Island Drive
Buyer(s): Ruby S Rinker (Trustee) and Ruby S Rinker (Revocable Trust)
Seller(s): Ruby S Rinker
Sale date: Jul. 27, 2007