4-Room resale prices at Blk 840 Yishun St 81
Resales from Jan 2017 to Apr 2026 · single-unit sales only
What do 4-room flats at Blk 840 Yishun St 81 sell for?
Median price since Jan 201725th to 75th percentile · S$4,806 psm median (S$4,029 psm – S$5,347 psm) · from 11 recorded sales
11 recorded resales of 4-room flats at Blk 840 Yishun St 81 since Jan 2017 had a median price of S$495,000 (25th to 75th percentile S$421,500 to S$559,000) and a median S$4,806 psm (S$4,029 psm to S$5,347 psm). Latest recorded sale Apr 2026. Indicative, from recorded HDB resale prices.
Latest sale
S$576,000 · 103 sqm · S$5,592 psm · Apr 2026 · storeys 4 to 6
The latest sale, in Apr 2026, had 61 years of lease remaining, as HDB recorded it.
By year
| Year | Sales | Median price | 25th to 75th percentile | Median psm |
|---|---|---|---|---|
| 2017 | 1 | S$410,000 | one sale | S$3,981 psm |
| 2018 | 1 | S$420,000 | one sale | S$4,078 psm |
| 2019 | 1 | S$400,000 | one sale | S$3,884 psm |
| 2020 | 1 | S$423,000 | one sale | S$3,953 psm |
| 2021 | 1 | S$463,000 | one sale | S$4,495 psm |
| 2022 | 2 | S$530,000 | S$521,000 – S$539,000 | S$5,146 psm |
| 2023 | 3 | S$570,000 | S$532,500 – S$572,500 | S$5,374 psm |
| 2026 | 1 | S$576,000 | one sale | S$5,592 psm |
Which storeys sold?
| Storeys | Sales |
|---|---|
| Storeys 1 to 3 | 1 |
| Storeys 4 to 6 | 1 |
| Storeys 7 to 9 | 4 |
| Storeys 10 to 12 | 5 |
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.