Keith McMahon

Keith McMahon is a real estate agent with Compass in Naperville. MLS records credit Keith with 53 transactions over the last 12 months, worth $27.7 million in total sales volume. Across both sides of the deal, that is an average of $522,404 per transaction.

31 of those transactions were on the listing side, representing sellers, for $14.8 million. The other 22 were on the selling side, representing buyers, for $12.9 million. The split is close to even, so Keith works for both sellers and buyers.

The average price differs by side: $477,165 for listings and $586,151 for buyer-side sales.

By sales volume, Keith ranks 6th of the 740 agents in Naperville with recorded sales, ahead of 99 percent of them. The typical agent there closed 4 transactions worth $1.7 million, so Keith's volume is about 16.1 times the local median.

Statewide, Keith is 255th by volume among 25,248 Illinois agents with recorded sales.

In ZIP code 60563, the address on Keith's MLS record, the median sold price was $675,000 across 49 sales between September 2026 and October 2026. Keith's average transaction of $522,404 is below that median, so much of the work is in the more affordable part of the market.

Keith is listed with Compass, Naperville. Other agents on the same office record, busiest first:

• Victoria Tan51 transactions · 20.2M volume
• Oriana Van Someren10.5 transactions · 16.1M volume
• Ondrea Weikum-Grill21.5 transactions · 15.6M volume
• Jill Clark17 transactions · 13.9M volume
• Jaeh Korwitts15 transactions · 10.4M volume
• Ghazala Ansari12.5 transactions · 8.4M volume

These other Naperville agents also have recorded sales in the last 12 months. They are ranked by sales volume. Compare a few before you pick someone to interview.

• Kim Preusch83 transactions · 73.8M volume
• Lori Johanneson84 transactions · 49.5M volume
• Alice Chin69 transactions · 44.1M volume
• Bridget Salela36 transactions · 33.7M volume
• Walter Burrell29 transactions · 33.4M volume
• Kari Wilson59 transactions · 26.1M volume

The numbers on this page come from public MLS and license records, last updated May 2026. Transaction counts and dollar volumes cover the last 12 months and are credited to the agent named on each record. Keith has not claimed this profile, and a listing here does not mean Keith or Compass endorses or is affiliated with Expert Agents Near Me. We collect no reviews, so there are no ratings from us on this page.