Diane Martin

Diane Martin is a real estate agent with Coldwell Banker Apex, REALTORS in Richardson. MLS records credit Diane with 6 transactions over the last 12 months, worth $3 million in total sales volume. Across both sides of the deal, that is an average of $503,667 per transaction.

3 of those transactions were on the listing side, representing sellers, for $1.4 million. The other 3 were on the selling side, representing buyers, for $1.6 million. The split is close to even, so Diane works for both sellers and buyers.

The average price differs by side: $474,000 for listings and $533,333 for buyer-side sales.

By sales volume, Diane ranks 62nd of the 441 agents in Garland with recorded sales, ahead of 86 percent of them. The typical agent there closed 2 transactions worth $775,000, so Diane's volume is about 3.9 times the local median.

Statewide, Diane is 15521st by volume among 72,302 Texas agents with recorded sales.

In ZIP code 75044, the address on Diane's MLS record, the median sold price was $322,100 across 26 sales between September 2026 and October 2026. Diane's average transaction of $503,667 is about 1.6 times that median, which points to higher-priced homes than the ZIP code as a whole.

Diane is listed with Coldwell Banker Apex, REALTORS, Richardson. Other agents on the same office record, busiest first:

• Aaron Morrow17 transactions · 10.7M volume
• Mark Wallar9 transactions · 6M volume
• Cathy George10 transactions · 5.5M volume
• Karen Hallman12 transactions · 4.3M volume
• Linh Heverly9 transactions · 3.6M volume
• Kate Buxton5 transactions · 3.6M volume

These other Garland 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.

• Beckye Evans32 transactions · 13.9M volume
• Michelle Woodland48 transactions · 13.8M volume
• Debra Mansfield16 transactions · 8.6M volume
• Hang Pham18 transactions · 7.4M volume
• Charlie Bui18 transactions · 7.4M volume
• Jackson Thankachen18 transactions · 7.2M 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. Diane has not claimed this profile, and a listing here does not mean Diane or Coldwell Banker Apex, REALTORS endorses or is affiliated with Expert Agents Near Me. We collect no reviews, so there are no ratings from us on this page.