The Baers bought the property for $171,000 on June 2003.
The 1,062-square-foot house, built in 1928 in the East Wheaton subdivision, is in Wheaton Northeast.
Ms. Baer has served as creative director at Chempetitive Group, a life sciences industry marketing firm in Chicago.
She has previously worked as a freelance graphic designer and as a graphic designer for Strategic Advantage Consulting.
She graduated from Roberts Wesleyan University with a bachelor's degree in graphic design.
According to BlockShopper.com, there have been 421 home sales in Wheaton during the past 12 months, with a median sales price of $287,750.
Address: 316 North Prospect Street
Buyer(s): Michelle E Martin
Seller(s): Jessica A Baer and Saml Baer
Sale date: Oct. 15, 2009