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Katie Penny Shea

About Katie Penny Shea

Mercer Island, Washington: ranked by countless organizations and publications as one of the country’s most desirable places to live and raise a family. With top-rated and award-winning schools, a small-town feel, beautiful lush parks, and a deep sense of community – Mercer Island is home to more than 24,000 residents.

An island/city in the center of Lake Washington, Mercer Island is a highly sought-after suburban community – with a unique real estate market. Having an ally on the inside is critical in the home buying/selling process on Mercer Island – as so much about Island real estate is about who you know and working quickly. It’s a tight-knit community where homes are often snatched up before they ever reach the market.

Molly Penny & Katie Penny Shea know this market. Having lived in Houston, Baltimore, and Los Angeles, Molly moved to the Island in 1979 and has been a Realtor with CB Bain since 1982. Katie was raised on the Island and is an alumnus of its extraordinary school system. After completing her BA in marketing/communications from Carroll College in Montana, Katie built hear early professional career in high-tech and sports marketing – developing valuable and innovative sales and marketing skills. Katie joined Molly at CB Bain thirteen years ago.

With a combined 50+ years of real estate experience on the Island, Molly & Katie are proud to have been recognized as one of the top sales teams year after year for the CB Bain Mercer Island office, as well as ranked in the top 1 percent of agents internationally. Molly & Katie have been awarded countless awards for their remarkable results, and their clients continue to rave about the team’s high-touch, personalized service.

As mother and daughter, Molly & Katie compliment one another’s strengths beautifully. Molly’s decades of experience and calm, Southern charm are the perfect match to Katie’s analytical, detail-oriented, and tech-savvy approach. The team recognizes the importance of building solid, meaningful relationships – clients look to Molly & Katie again and again for counsel throughout their lifelong real estate journey.

Molly & Katie are at the center of a vast web of top-tier Mercer Island connections – a network that spans their involvement in local charity organizations, schools/PTAs, faith communities, businesses, youth athletics, Island country clubs, local builders, and designers – the list is long and the relationships on-Island are profound. The team’s graceful ability to match clients with extraordinary properties is made possible, in part, by the deep roots and connections Molly & Katie have in their community. Clients respect and trust Molly & Katie because of their astute real estate knowledge, honest guidance, fresh marketing strategies, solid negotiation skills, exceptional level of personalized service, determination to exceed expectations – and most of all, because they have a proven track record of results.

For the most successful Mercer Island real estate experience, you need Mercer Island-based agents. Molly & Katie call the Island home and have for more than 37 years. They know what an extraordinary place the Island is, and what it takes to successfully buy and sell a home in its unique market.


Contact Molly & Katie today to learn more about how their skills, experience, and network can work for you on Mercer Island.

Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 10/02/2022. The listing information on this page last changed on 10/02/2022. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of RMLS (last updated Sun 10/02/2022 12:51:43 AM EST) or Willamette Valley MLS (last updated Sat 10/01/2022 11:51:32 PM EST) or COAR/MLSCO (last updated Sat 10/01/2022 11:31:22 PM EST) or NWMLS (last updated Sun 10/02/2022 1:24:05 AM EST). Real estate listings held by brokerage firms other than Coldwell Banker Bain may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved. --

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