Mary-Lou McDonough, Real Estate Agent

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Lexington, MA
Mary-Lou McDonough, Real Estate Agent

Mary-Lou McDonough is a REALTOR® with Barrett Sotheby's International Realty and area specialist in

With strong connections to her community, Mary-Lou has held fund-raising events for The National Multiple Sclerosis Society, The Kids in Need Foundation and Dress for Success. This sense of personal responsibility extends to her professional life, and she continuously strives to exceed her clients’ expectations, empowering them throughout selling or buying process. "Only a well-informed client is prepared to make the best decisions on their own behalf, so the role of Market Expert is one I take very seriously.” It is this sense of personal accountability that drives Mary-Lou; keeping her focused on her clients and providing them with highest level of professionalism, solution-focused service, and sound guidance from start to SOLD! Mary-Lou McDonough is Professionally Affiliated with The MASSACHUSETTS ASSOCIATION OF REALTORS® The GREATER BOSTON REAL ESTATE BOARD, THE NATIONAL ASSOCIATION OF REALTORS®, The Women’s Council of REALTORS®, The State and National Association of Certified Residential Specialists and The REALTORS® Political Action Committee
Whether you're in the research phase at the beginning of your real estate search or you know exactly what you're looking for, you'll benefit from having a real estate professional by your side. I'd be honored to put my real estate experience to work for you.

09/25/2026

Just listed by Barrett Sotheby's International Realty! Reach out to learn more or schedule a private showing. 🏡✨

36 Miller Hill Road, Dover | Offered at $4,499,000
Listed by Mimi Henning

141 Independence Road, Concord | Offered at $3,000,000
Listed by the Barrett & Comeau Group

121 Audubon Drive, Acton | Offered at $625,000
Listed by Laura McKenna

111 Old Pickard Road, Concord | Offered at $2,650,000
Listed by the Kim Patenaude and Rory Fivek Real Estate Group

36 Cambridge Road, Unit 32, Woburn | Offered at $549,000
Listed by the Maurer Widell Team

8 Brookside Avenue, Unit 1, Jamaica Plain | Offered at $749,000
Listed by Lesley Smith

78 Frye Road, Bolton | Offered at $1,029,000
Listed by Mary O'Hagan

245 Cambridge Street, Unit 302, Burlington | Offered at $735,000
Listed by Emily Medwar

455-457 Summer Street, Unit 1, Arlington | Offered at $999,000
Listed by Lesley Smith

For full details and all our current listings, visit https://loom.ly/BjoAVK8 🔗

09/23/2026

Apple picking is one of those New England traditions that never gets old! A crisp fall afternoon, a bag of just-picked apples, and warm c***r donuts are hard to beat. Whether you're after a full day of family fun or a quieter, old-fashioned pick, explore some of the best orchards near Boston: https://loom.ly/SxPpmgE 🍎🍂

09/22/2026

Wealth creation doesn't stand still, and neither do the markets that attract it. North America remains the world's largest wealth hub at US$32.9 trillion, while Asia Pacific saw the fastest growth, up 10.5% year over year. Looking ahead, emerging markets like India, Brazil, and Mexico are expected to add nearly US$7 trillion in new wealth by 2030. As the map of global wealth shifts, reach out to start the conversation about what's next for your real estate goals. 🌍✨

Thank you to Sotheby's International Realty for sharing.

09/18/2026

Just listed by Barrett Sotheby's International Realty! Reach out to learn more or schedule a private showing. 🏡🍂

For full details and all our current listings, visit https://loom.ly/rIzKr-Y 🔗

09/16/2026

Fall is in full swing across Boston's northwest suburbs with fairs, festivals, road races, and community traditions filling the calendar in the weeks ahead. Whether you're cheering on a road race or browsing local vendors at a town celebration, there's a reason to get out and celebrate all season long: https://loom.ly/XfeNjG0 🍂✨

09/15/2026

Navy blue never goes out of style! From a Hudson Valley estate to a Swedish mountain retreat, this timeless hue shows up in kitchen cabinetry, patterned wallpaper, and painted trim alike, always striking the right balance between grounded and glamorous. Elegant, versatile, and endlessly livable. 🏡💎

Thank you to Sotheby's International Realty for sharing.

09/09/2026

With Labor Day behind us and the fall real estate market getting underway, August's closed sales offer a useful look at the trends that could help shape the weeks ahead. Across Boston's northwest suburbs, the numbers point to a market that remains active but increasingly selective, with pricing, pace and sales activity varying considerably from town to town.

Curious about what the market looks like in your town? Explore the latest local numbers: https://loom.ly/_-WIi8k 🏡📊

09/08/2026

In August, Sotheby's International Realty achieved more than 260 press mentions in top-tier media outlets, prominently placing the brand in the news more than 8 times a day. This constant buzz highlights the exceptional service that makes us a trusted name worldwide ✨🐝

09/02/2026

Labor Day may signal summer's end, but it also marks the start of one of the most active seasons for buying and selling. Expect a fresh wave of listings, well-prepared buyers ready to move quickly, and sellers eager to close before the holidays. Explore how to make the most of the fall market: https://loom.ly/6_1l04k 🍂🏡

Address

1688 Mass Avenue
Lexington, MA
02420

Website

http://www.lexingtonmahouses.com/

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