Katherine Quach

Katherine Quach is a real estate agent with Treelane Realty Group Inc. in Temple City. MLS records credit Katherine with 9 transactions over the last 12 months, worth $33.3 million in total sales volume. Across both sides of the deal, that is an average of $3,696,089 per transaction.

6 of those transactions were on the listing side, representing sellers, for $19.2 million. The other 3 were on the selling side, representing buyers, for $14 million. Most of the work, 67 percent, is on the listing side, so Katherine is more often the agent a seller hires.

The average price differs by side: $3,206,633 for listings and $4,675,000 for buyer-side sales.

By sales volume, Katherine ranks 3rd of the 260 agents in San Gabriel with recorded sales, ahead of 99 percent of them. The typical agent there closed 2 transactions worth $1.9 million, so Katherine's volume is about 17.3 times the local median.

Statewide, Katherine is 1568th by volume among 115,589 California agents with recorded sales.

In ZIP code 91776, the address on Katherine's MLS record, the median sold price was $911,500 across 8 sales between June 2026 and July 2026. Katherine's average transaction of $3,696,089 is about 4.1 times that median, which points to higher-priced homes than the ZIP code as a whole.

Katherine is listed with Treelane Realty Group Inc., Temple City. Other agents on the same office record, busiest first:

• Johnny Lam11 transactions · 14.3M volume
• Peter Cheng3 transactions · 11.3M volume
• Hua Jin Wong1 transaction · 4.2M volume
• Yuling Lee3 transactions · 2.8M volume
• Denny Wibisono1 transaction · 2.1M volume
• David Trinh2 transactions · 1.2M volume

These other San Gabriel 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.

• Katherine Quach10 transactions · 37.3M volume
• Anna Wang10 transactions · 35M volume
• Karen Wu24 transactions · 21M volume
• Alexandra Yeung18 transactions · 18.5M volume
• Karen Wu19.5 transactions · 17.5M volume
• ALEXANDRA YEUNG16 transactions · 16.4M 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. Katherine has not claimed this profile, and a listing here does not mean Katherine or Treelane Realty Group Inc. endorses or is affiliated with Expert Agents Near Me. We collect no reviews, so there are no ratings from us on this page.