4-Room resale prices at Blk 640 Choa Chu Kang St 64
Resales from Jan 2017 to Mar 2026 · single-unit sales only
What do 4-room flats at Blk 640 Choa Chu Kang St 64 sell for?
Median price since Jan 201725th to 75th percentile · S$5,320 psm median (S$4,389 psm – S$5,700 psm) · from 17 recorded sales
17 recorded resales of 4-room flats at Blk 640 Choa Chu Kang St 64 since Jan 2017 had a median price of S$532,000 (25th to 75th percentile S$438,888 to S$570,000) and a median S$5,320 psm (S$4,389 psm to S$5,700 psm). Latest recorded sale Mar 2026. Indicative, from recorded HDB resale prices.
Latest sale
S$642,000 · 100 sqm · S$6,420 psm · Mar 2026 · storeys 7 to 9
The latest sale, in Mar 2026, had 70 years 11 months of lease remaining, as HDB recorded it.
By year
| Year | Sales | Median price | 25th to 75th percentile | Median psm |
|---|---|---|---|---|
| 2017 | 1 | S$440,000 | one sale | S$4,400 psm |
| 2018 | 1 | S$435,000 | one sale | S$4,350 psm |
| 2019 | 4 | S$408,500 | S$405,000 – S$418,722 | S$4,085 psm |
| 2021 | 3 | S$510,000 | S$505,000 – S$521,000 | S$5,100 psm |
| 2022 | 2 | S$567,500 | S$566,250 – S$568,750 | S$5,675 psm |
| 2023 | 1 | S$538,000 | one sale | S$5,380 psm |
| 2024 | 2 | S$582,500 | S$573,750 – S$591,250 | S$5,825 psm |
| 2025 | 2 | S$670,000 | S$660,000 – S$680,000 | S$6,700 psm |
| 2026 | 1 | S$642,000 | one sale | S$6,420 psm |
Which storeys sold?
| Storeys | Sales |
|---|---|
| Storeys 1 to 3 | 2 |
| Storeys 4 to 6 | 1 |
| Storeys 7 to 9 | 4 |
| Storeys 10 to 12 | 5 |
| Storeys 13 to 15 | 2 |
| Storeys 16 to 18 | 3 |
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.