Wilfred Koay
Agent, Summit Mortgage & Realty ·CA DRE #00915922
The verified record
Every number below is computed from public records of closed sales, last 24 months · how we compute thisFrom Wilfred
Written by the agent after verifying this profile — kept separate from the verified record
Performance in detail
Verified from public records · 2023–2026 · metrics shown only where at least 3 closed listings support them
Closed transactions by year
Current year is partial
Price range of closed sales
Middle 50% of Wilfred's transactions vs the Diamond Bar market
Who Wilfred represents
2 total closed sides, 2023–2026
Where Wilfred sells
Closed sales by ZIP, last 24 months
1 more ZIP with older sales (before the last 24 months) not shown.
Questions to ask Wilfred in an interview
Generated from this agent's own public sales record — bring them to your first call
- Your typical sale is $682K — how does your approach change for a home like mine?
- Who will I actually work with day-to-day — you or a team member?
Compare with similar Diamond Bar agents
Ranked by verified sales in public records, last 24 months — no agent pays for placement
| Agent | Sales (24 mo) | Median price | Avg DOM | Sale÷list | Price cuts |
|---|---|---|---|---|---|
| Wilfred Koay | 1 | $682K | — | — | — |
| Pin Pei Chen | 12 | $683K | 63 | 99.9% | 25% |
| Zachary Marin | 15 | $680K | 46 | 98.6% | 33% |
| Jinbai Li | 7 | $685K | 285 | 96.8% | 67% |
| Angie Tang | 4 | $675K | — | — | — |
| Mario Corral | 11 | $688K | 76 | 97.1% | 50% |
Frequently asked questions
How many homes has Wilfred Koay sold?
Wilfred Koay has 2 publicly recorded closed transactions in 2023–2026, including 1 in the last 24 months (2 representing sellers, 0 representing buyers over the full period).
What price range does Wilfred Koay work in?
Wilfred Koay's closed sales have a median price of $681,500; the middle 50% of transactions fall between $478,250 and $884,750.
Is Wilfred Koay's license active?
Wilfred Koay holds an active California DRE license (#00915922). License status can be verified on the California DRE public lookup.
Data window 2023–2026, computed 2026-09-05 · Dispute or correct this data · *our public sales record begins 2023; Wilfred's career may predate it