5-Room resale prices at Blk 509C Yishun Ave 4
Resales from Jan 2017 to Jun 2026 · single-unit sales only
What do 5-room flats at Blk 509C Yishun Ave 4 sell for?
Median price since Jan 201725th to 75th percentile · S$6,256 psm median (S$5,664 psm – S$6,748 psm) · from 7 recorded sales
7 recorded resales of 5-room flats at Blk 509C Yishun Ave 4 since Jan 2017 had a median price of S$706,888 (25th to 75th percentile S$640,000 to S$762,500) and a median S$6,256 psm (S$5,664 psm to S$6,748 psm). Latest recorded sale Jun 2026. Indicative, from recorded HDB resale prices.
Latest sale
S$775,000 · 113 sqm · S$6,858 psm · Jun 2026 · storeys 10 to 12
The latest sale, in Jun 2026, had 90 years 11 months of lease remaining, as HDB recorded it.
By year
| Year | Sales | Median price | 25th to 75th percentile | Median psm |
|---|---|---|---|---|
| 2022 | 2 | S$640,000 | S$635,000 – S$645,000 | S$5,664 psm |
| 2023 | 1 | S$628,000 | one sale | S$5,558 psm |
| 2024 | 1 | S$706,888 | one sale | S$6,256 psm |
| 2026 | 3 | S$775,000 | S$762,500 – S$775,000 | S$6,858 psm |
Which storeys sold?
| Storeys | Sales |
|---|---|
| Storeys 1 to 3 | 1 |
| Storeys 4 to 6 | 1 |
| Storeys 7 to 9 | 3 |
| Storeys 10 to 12 | 2 |
How this is worked out
Every figure is HDB resales of this flat type in this block with a contract date since Jan 2017, leaving out sales flagged at ingest as unrepresentative (such as related-party transfers and statistical outliers). A page is published only with at least 5 such sales. Storeys are the ranges HDB records, not exact floors.