Ong Ying Ying (Diane Ong)
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Steady record in Katong.
Ong Ying Ying (Diane Ong) holds a strong AgentScore of 74/100 on 28 CEA-recorded transactions, among the top 1% of agents nationally on sale-weighted volume. 61% of that activity is sales rather than rentals, and of the sales with a recorded side 59% were seller-side, representing the person selling. The record centres on HDB transactions, over roughly 3 years of recorded activity.
Synthesised from Diane's CEA transaction record. Full breakdown below.
Verified track record
Sales and rentals are counted from official CEA salesperson records. No sales have been logged on FairComparisons yet; this fills in as the record grows.
Deal breakdown
Diane's 28 CEA-recorded transactions at a glance.
Activity over time
Diane's recorded CEA transactions by year, sales and rentals.
Ranked by AgentScore across all scored CEA agents in Singapore, ahead of about 1% of them. Based on 28 recorded transactions.
Performance overview
Based on 28 CEA transactions recorded to date.
Where Diane is most active
Transaction record
Every deal below is from the CEA salesperson public register. No price or address is published in this record. Verify Diane's current CEA registration ↗
Selling a home? Diane represented the seller in 10 of 17 recorded sales, alongside 11 rental deals.
| Date | Type | Acting for | Property | Area |
|---|---|---|---|---|
| May 2026 | Resale | Seller | HDB | Bedok |
| Apr 2026 | Resale | Buyer | Condo | Orchard/ Cairnhill/ River Valley |
| Mar 2026 | Resale | Buyer | Condo | Pasir Panjang/ Hong Leong Garden/ Clementi New Town |
| Dec 2025 | Resale | Seller | Condo | Bishan/ Ang Mo Kio |
| Oct 2025 | Room Rental | Landlord | HDB | Bedok |
| Jul 2025 | Resale | Buyer | Condo | Orchard/ Cairnhill/ River Valley |
| May 2025 | Resale | Seller | Condo | Upper Bukit Timah/ Clementi Park/ Ulu Pandan |
| Jan 2025 | Resale | Buyer | HDB | Hougang |
Show 20 more recorded transactions
| Date | Type | Acting for | Property | Area |
|---|---|---|---|---|
| Dec 2024 | New Sale | Buyer | Condo | Loyang/ Changi |
| Dec 2024 | Resale | Seller | HDB | Bukit Merah |
| Nov 2024 | Resale | Seller | Condo | Little India |
| Nov 2024 | Whole Rental | Tenant | Condo | Katong/ Joo Chiat/ Amber Road |
| Nov 2024 | Whole Rental | Tenant | Condo | Ardmore/ Bukit Timah/ Holland Road/ Tanglin |
| Oct 2024 | Resale | Seller | HDB | Ang Mo Kio |
| Sep 2024 | Room Rental | Landlord | HDB | Choa Chu Kang |
| Aug 2024 | Whole Rental | Landlord | Condo | Balestier/ Toa Payoh/ Serangoon |
| Jul 2024 | Resale | Seller | HDB | Bedok |
| Jun 2024 | Resale | Seller | HDB | Punggol |
| Jun 2024 | Room Rental | Landlord | HDB | Bedok |
| Apr 2024 | Whole Rental | Landlord | Condo | Geylang/ Eunos |
| Feb 2024 | Resale | Buyer | HDB | Bukit Merah |
| Nov 2023 | Whole Rental | Landlord | Condo | Katong/ Joo Chiat/ Amber Road |
| Oct 2023 | Room Rental | Landlord | HDB | Choa Chu Kang |
| Aug 2023 | Resale | Seller | HDB | Sengkang |
| Jul 2023 | Resale | Seller | HDB | Bedok |
| Jun 2023 | Whole Rental | Landlord | Condo | Balestier/ Toa Payoh/ Serangoon |
| Mar 2023 | Resale | Buyer | HDB | Choa Chu Kang |
| Dec 2022 | Whole Rental | Tenant | Condo | Katong/ Joo Chiat/ Amber Road |
This record reflects transactions in the public CEA register. Off-market deals and very recent transactions may not appear yet, and government data is published with a lag. Spotted an error? Report it and we will check it against the source.
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This profile is compiled from public CEA, URA and HDB transaction records. If a figure looks wrong, we will check it against the source and correct verified errors. You can also claim the profile to add context, or ask us to remove it.
Request a correction or removalAbout Ong Ying Ying (Diane Ong), from the record.
Is Ong Ying Ying (Diane Ong) a CEA-registered property agent?
Yes. Ong Ying Ying (Diane Ong) is registered with the Council for Estate Agencies under registration number R004586E, currently with ERA Realty Network. You can verify this on the CEA Public Register.
How many property transactions does Ong Ying Ying (Diane Ong) have on record?
28 transactions are attributed to Ong Ying Ying (Diane Ong) in CEA's public transaction records. The full breakdown by property type, transaction type and side is shown on this page.
What is Ong Ying Ying (Diane Ong)'s AgentScore?
74/100. AgentScore is computed by FairComparisons from public CEA, URA and HDB records, weighing transaction volume, recent activity, market diversity and experience. Rankings cannot be bought or edited by any agent.
Which area is Ong Ying Ying (Diane Ong) most active in?
Bedok, based on the location of Ong Ying Ying (Diane Ong)'s recorded transactions.