Blk 333A Yishun St 31
Completed 2014 · 15 storeys · 88 flats · 89 years 04 months remaining · 51 resale transactions on record · median household income in Yishun: $7,500/mo (lowest quartile island-wide)
15 storeys · completed 2014
What the record shows
A 4-room here sold for $580,000 in Aug 2025. The same flat type in this block averaged $468,182 in 2020 - a gain of $111,818 - about $51 a day while the owner slept.
In this block, 4-room flats from floor 10 up have sold for a median of $480,000 - $9,444 less than floors 5 and below, same flat type, same block.
This block crosses 60 years remaining in 2054 - the line where CPF usage rules begin tightening for buyers. In Yishun over the last two years, flats below that line sold at a median 7% below their younger neighbours' PSF (1,008 sales).
Across Yishun, roughly 4,444 flats in newly-completed blocks reach the end of MOP between 2026 and 2028 - new sellers entering this market.
Rent check
What flats in this block actually rented for in the last 12 months - official approvals, not listings. If you’re quoted much more, you have a number to negotiate with.
| Type | Block median | Range | Yishun median | Gross yield | Rented |
|---|---|---|---|---|---|
| 4-ROOM | $2,850/mo | $2,800–$2,900 | $3,100/mo | - | 2 |
Price trend
median PSF by year · ━ this block · ╌ Yishun · gaps = years with no sales here
The height gradient
every sale in 5 years, plotted by starting floor · 26 sales - do higher floors really fetch more here?
Every recent sale HDB official record, latest 30
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Aug 2025 | 4 ROOM | 10 to 12 | 92 | $580,000 | $586 | 89y 04m |
| Aug 2025 | 4 ROOM | 13 to 15 | 92 | $580,888 | $587 | 89y 03m |
| Dec 2024 | 4 ROOM | 04 to 06 | 92 | $560,000 | $565 | 90y |
| Jan 2024 | 4 ROOM | 07 to 09 | 92 | $568,000 | $574 | 90y 11m |
| Nov 2023 | 5 ROOM | 04 to 06 | 112 | $633,888 | $526 | 91y |
| Mar 2023 | 4 ROOM | 01 to 03 | 92 | $510,000 | $515 | 91y 09m |
| Jan 2023 | 5 ROOM | 04 to 06 | 112 | $575,000 | $477 | 91y 11m |
| Nov 2022 | 4 ROOM | 04 to 06 | 92 | $468,888 | $473 | 92y 01m |
| Nov 2022 | 5 ROOM | 07 to 09 | 112 | $620,000 | $514 | 92y 01m |
| Sept 2022 | 4 ROOM | 01 to 03 | 92 | $459,000 | $464 | 92y 03m |
| Aug 2022 | 5 ROOM | 10 to 12 | 112 | $578,000 | $479 | 92y 04m |
| Jul 2022 | 5 ROOM | 10 to 12 | 112 | $610,000 | $506 | 92y 04m |
| Jun 2022 | 4 ROOM | 07 to 09 | 92 | $502,000 | $507 | 92y 06m |
| Jun 2022 | 5 ROOM | 04 to 06 | 112 | $590,000 | $489 | 92y 06m |
| Jun 2022 | 4 ROOM | 10 to 12 | 92 | $470,000 | $475 | 92y 06m |
| Apr 2022 | 5 ROOM | 04 to 06 | 112 | $585,000 | $485 | 92y 07m |
| Apr 2022 | 4 ROOM | 13 to 15 | 92 | $518,000 | $523 | 92y 08m |
| Jan 2022 | 4 ROOM | 13 to 15 | 92 | $480,000 | $485 | 92y 11m |
| Jan 2022 | 5 ROOM | 01 to 03 | 112 | $570,000 | $473 | 92y 11m |
| Dec 2021 | 5 ROOM | 01 to 03 | 112 | $540,000 | $448 | 92y 11m |
| Nov 2021 | 5 ROOM | 13 to 15 | 112 | $645,000 | $535 | 93y 01m |
| Nov 2021 | 5 ROOM | 10 to 12 | 112 | $598,000 | $496 | 93y 01m |
| Oct 2021 | 4 ROOM | 10 to 12 | 92 | $480,000 | $485 | 93y 02m |
| Sept 2021 | 5 ROOM | 07 to 09 | 112 | $598,000 | $496 | 93y 03m |
| Aug 2021 | 4 ROOM | 13 to 15 | 92 | $475,000 | $480 | 93y 03m |
| Aug 2021 | 4 ROOM | 10 to 12 | 92 | $480,000 | $485 | 93y 04m |
| May 2021 | 5 ROOM | 13 to 15 | 112 | $595,000 | $494 | 93y 07m |
| Apr 2021 | 5 ROOM | 10 to 12 | 112 | $585,000 | $485 | 93y 07m |
| Apr 2021 | 4 ROOM | 07 to 09 | 92 | $460,000 | $465 | 93y 08m |
| Oct 2020 | 4 ROOM | 07 to 09 | 92 | $400,000 | $404 | 94y 01m |
Who lives in Yishun
Census of Population 2020 · planning-area aggregates · SingStat via data.gov.sg
The neighbourhood
What sits around this address - distances computed from official OneMap and LTA records.
Around this block
The nearest blocks by actual distance - street names are postal artifacts, so true neighbours often sit on a different road. Price gaps are median-vs-median on the flat type both blocks actually trade.
built 2014 · same generation
4-room median $8k below this block · 4 vs 3 sales
4-room median within $5k of this block
4-room median $20k above this block · 5 vs 3 sales
4-room median $15k above this block · 6 vs 3 sales
built 2014 · same generation
Condos nearby
The private premium, measured: the nearest condo trades at 2.3×this block’s PSF.
Grounded in this block’s own resale record, trend and lease - ask away.