John Mahan is a nationally recognized leading real estate agent located in Harwich Port, MA. John is a part of William Raveis and is an affiliate of the LeadingRE brand.
RealTrends Verified Performance
Based On 2024 Sales Data
Sides
19.5
Volume
$16.69M
National
Volume Rank
10108
Sides Rank
-
State
Volume Rank
460
Sides Rank
-
City
Volume Rank
1
Sides Rank
1
Awards
Verified by RealTrends
RealTrends Verified Top Agent by Volume
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Market Update for June 2, 2026
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