O'Brien Realty The Best of Southern Maryland

"No Place Like Home, No Time Like The Present." ®
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5 Office Locations

O'Brien Realty California Office

O'Brien Realty Huntingtown/Prince Frederick Office

O'Brien Realty Solomons Office

O'Brien Realty Waldorf Office

O'Brien Realty Charlotte Hall Office


About O'Brien Realty The Best of Southern Maryland

We are committed to treat all of our customers as family and to do our very best to make your real estate transaction as smooth as possible. We promise to deliver all of our services, including those of our affiliated title, mortgage and relocation companies with an unequaled level of enthusiasm.

Mike O'Brien founded O'Brien Realty in 1980 and began building the largest, most successful independent company in the area. He is a Graduate of the Realtors Institute (GRI) and is a Certified Residential Broker (CRB). In just five years our company was awarded the prestigious honor of being one of the Top "100 FIrms" nationally. O'Brien Realty continues it's tradition as the leading brokerage firm in Southern Maryland. Over the last twenty years our company has enjoyed a broker relationship with more award winning associates than any other real estate company in the tri-county area. We owe our success to the many people affiliated with our firm. Our 97% customer satisfaction record is a confident reflection of our commitment to our clients.

Latest Blog Posts

Old Dominion & Ryan Griffin Performing In Solomons, MD (2022 Waterside Music Series)

Posted by Heather Cullum
May 19 2022
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By O'Brien RealtyO’Brien Realty is proud to sponsor the 2022 Waterside Music Series featuring Old Dominion with Ryan Griffin! Looking for something fun to do in Calvert County? Check out

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How's The Southern Maryland Housing Market? (May 2022)

Posted by Heather Cullum
May 12 2022
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By O'Brien Realty Find out how the housing market is doing in the Southern Maryland tri-counties of St. Mary’s, Calvert, and Charles. The Spring housing market reports in Southern

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Money Isn’t The Most Important Part Of An Offer: These 5 Things Are

Posted by Heather Cullum
May 4 2022
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By O’Brien Realty Although price is important, sellers must consider these 5 things before choosing an offer. Accepting an offer is the most exciting (and stressful) point in the

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Why You Shouldn't Wait To Buy A Home In This Market

Posted by Heather Cullum
April 28 2022
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By O'Brien RealtyThese are interesting times, but getting cold feet in this hot market could still leave you burned. With home prices and interest rates rising, it may be tempting to delay your home

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