Your local, experienced residential & commercial real estate brokerage firm

Whether you’re looking to invest in a new property or need help selling yours, I will work with you to achieve your goals. With 45+ years of experience in commercial and residential real estate, you can rest assured that every aspect of your transaction is in capable hands. At John W. Cairnes Realty, meeting your needs is our primary goal.



Established in 1975 in Jarrettsville, Maryland, John W. Cairnes Realty is a solely-owned independent real estate firm. With decades of vast experience in all facets of the real estate industry, John W. Cairnes Realty provides its clients with expert service throughout every phase of buying, selling, or developing.


John W. Cairnes has a deep heritage in Harford County, where his family roots date back to the 1700s. The Cairnes family includes a long lineage of dedicated farmers and proprietors. In 2006, the Cairnes family was named a Century Farm Family and awarded an official citation by the Maryland Senate for "demonstrating commitment to our State's agricultural heritage by running their family farm for at least 100 years".


John W. Cairnes's commitment to the community has continued in his family's long tradition of service. His accomplishments include:

  • Realtor of the Year, State of Maryland

  • Realtor of the Year, Harford County

  • President, Central Maryland Multiple Listing Service

  • Life Member Award, Maryland Realtors Political Action Committee

  • Lifetime Member, Harford County Million Dollar Association

  • 10 years serving, Jarrettsville Volunteer Fire Company

  • Chairman of the Board of Directors, Jarrettsville Federal Savings & Loan

  • Elder, Trustee, Deacon, Bethel Presbyterian Church

"John Cairnes Realty helped us through a difficult transaction. Their knowledge and expertise saved us money and gave us peace of mind that everything was going to work out. And it did! We love our new home!"

Steve & Kelly

"John was able to get us a full price contract within 3 days of listing our home. His attention to every detail of the transaction and his take-charge approach to selling our home  made the process seamless for us. Thank you, John!"    

Janet & Randy

"We were looking for a very particular kind of home to meet our family's needs and John's patience paid off. We found our dream home and couldn't be happier!"

Dean & Gale


1718 W Jarrettsville Rd
Jarrettsville, Harford County 21084

Phone: 410-557-8080

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