About Mary

Mary Petro Noonan is a full-service Realtor® specializing in the Fairfield County communities of Westport, Weston, Fairfield, Norwalk, Wilton, and Stamford. Since launching her real estate career in 2004, Mary has earned a reputation for exceptional client service, in-depth market knowledge, and skillful negotiation. Mary specializes in relocation, luxury, and waterfront properties, providing personalized guidance and strategic advice to buyers and sellers at every stage of the transaction. Her commitment to professionalism and results has earned her recognition as a member of the Diamond Society, representing the Top 7% of real estate agents worldwide. A graduate of DePaul University and holder of a Master's Degree from Yale University, Mary combines academic excellence with decades of real estate experience to help clients make informed decisions in today's dynamic market. Beyond real estate, Mary is an accomplished vocalist who performs regularly with the Metropolitan Opera in New York City and serves as Vice President of the Board of Governors of the Norwalk Symphony. Her deep roots in the community and passion for Fairfield County make her a trusted resource for clients seeking both market expertise and local insight. A Chicago native, Mary came to Connecticut to attend Yale University and quickly fell in love with Fairfield County's beauty, vibrant culture, and exceptional quality of life. She lives in Norwalk with her husband, Jim, and their two children. What Clients Are Saying "Mary went above and beyond to sell my property. Her advice helped me achieve a sale price significantly higher than I expected. She is knowledgeable, trustworthy, and a pleasure to work with." - Fairfield County Seller "As newcomers to the area, we relied on Mary's expertise and local knowledge. She made the entire process seamless and guided us confidently every step of the way." - Fairfield County Buyer Dedicated. Knowledgeable. Trusted. Helping buyers and sellers achieve exceptional results throughout Fairfield County Communities I Serve Norwalk Westport Weston Fairfield Stamford Wilton Ridgefield Easton Trumbull Milford