Blk 431B Yishun Ave 1
Completed 2014 · 13 storeys · 84 flats · 88 years 02 months remaining · 42 resale transactions on record · median household income in Yishun: $7,500/mo (lowest quartile island-wide)
13 storeys · completed 2014
What the record shows
A 3-room here sold for $490,000 in Jul 2026. The same flat type in this block averaged $359,500 in 2020 - a gain of $130,500 - about $60 a day while the owner slept.
In this block, 3-room flats from floor 9 up have sold for a median of $425,000 - $60,000 more than floors 4 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 |
|---|---|---|---|---|---|
| 3-ROOM | $2,800/mo | $2,800–$2,800 | $2,650/mo | - | 1 |
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 · 18 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 |
|---|---|---|---|---|---|---|
| Jul 2026 | 3 ROOM | 10 to 12 | 67 | $490,000 | $679 | 88y 02m |
| Mar 2026 | 3 ROOM | 07 to 09 | 67 | $490,000 | $679 | 88y 06m |
| Feb 2026 | 4 ROOM | 07 to 09 | 92 | $590,000 | $596 | 88y 07m |
| Jan 2026 | 3 ROOM | 04 to 06 | 67 | $460,000 | $638 | 88y 08m |
| Jan 2026 | 4 ROOM | 07 to 09 | 92 | $580,000 | $586 | 88y 08m |
| Jan 2025 | 4 ROOM | 01 to 03 | 92 | $532,000 | $537 | 89y 09m |
| Aug 2024 | 4 ROOM | 04 to 06 | 92 | $538,000 | $543 | 90y 02m |
| Aug 2024 | 4 ROOM | 04 to 06 | 92 | $545,000 | $550 | 90y 01m |
| Apr 2024 | 3 ROOM | 10 to 12 | 67 | $438,000 | $607 | 90y 06m |
| Feb 2024 | 4 ROOM | 04 to 06 | 92 | $510,000 | $515 | 90y 07m |
| Aug 2023 | 3 ROOM | 07 to 09 | 67 | $390,000 | $541 | 91y 03m |
| Feb 2023 | 3 ROOM | 10 to 12 | 67 | $425,000 | $589 | 91y 08m |
| Jun 2022 | 3 ROOM | 10 to 12 | 67 | $415,000 | $575 | 92y 04m |
| May 2022 | 3 ROOM | 01 to 03 | 67 | $365,000 | $506 | 92y 05m |
| Dec 2021 | 3 ROOM | 01 to 03 | 67 | $345,000 | $478 | 92y 10m |
| Nov 2021 | 4 ROOM | 13 to 15 | 92 | $465,000 | $470 | 92y 11m |
| Oct 2021 | 4 ROOM | 04 to 06 | 92 | $430,000 | $434 | 93y |
| Oct 2021 | 3 ROOM | 10 to 12 | 67 | $385,000 | $534 | 93y |
| Mar 2021 | 3 ROOM | 04 to 06 | 67 | $320,000 | $444 | 93y 06m |
| Jan 2021 | 4 ROOM | 01 to 03 | 92 | $380,000 | $384 | 93y 09m |
| Nov 2020 | 4 ROOM | 07 to 09 | 92 | $395,000 | $399 | 93y 11m |
| Nov 2020 | 3 ROOM | 13 to 15 | 67 | $327,000 | $453 | 93y 11m |
| Aug 2020 | 4 ROOM | 04 to 06 | 92 | $370,000 | $374 | 94y 02m |
| Aug 2020 | 4 ROOM | 10 to 12 | 92 | $410,000 | $414 | 94y 02m |
| Aug 2020 | 4 ROOM | 07 to 09 | 92 | $385,000 | $389 | 94y 02m |
| Jun 2020 | 4 ROOM | 01 to 03 | 92 | $350,000 | $353 | 94y 05m |
| Jun 2020 | 4 ROOM | 04 to 06 | 92 | $365,000 | $369 | 94y 05m |
| Jun 2020 | 3 ROOM | 07 to 09 | 67 | $300,000 | $416 | 94y 03m |
| May 2020 | 3 ROOM | 04 to 06 | 67 | $285,000 | $395 | 94y 05m |
| Jan 2020 | 4 ROOM | 10 to 12 | 92 | $385,000 | $389 | 94y 09m |
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.
4-room median $38k above this block · 4 vs 5 sales
4-room median $15k above this block · 8 vs 5 sales
4-room median $23k above this block · 8 vs 5 sales
4-room median $34k above this block · 8 vs 5 sales
3-room median $5k below this block · 3 vs 3 sales
4-room median $61k above this block · 3 vs 5 sales
Condos nearby
The private premium, measured: the nearest condo trades at 2.0×this block’s PSF.
Grounded in this block’s own resale record, trend and lease - ask away.