Mary Duff is a nationally recognized leading real estate agent located in Madison, WI. Mary is a part of Stark Company Realtors and is an affiliate of the LeadingRE brand.
RealTrends Verified Performance
Based On 2025 Sales Data
Sides
40
Volume
$22.96M
National
Volume Rank
6410
Sides Rank
4742
State
Volume Rank
44
Sides Rank
117
Awards
Verified by RealTrends
RealTrends Verified Top Agent by Volume
RealTrends Verified Top Agent by Sides
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Market Update for June 23, 2026
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