Blk 509C Yishun Ave 4
Completed 2016 · 13 storeys · 96 flats · 90 years 11 months remaining · 26 resale transactions on record · median household income in Yishun: $7,500/mo (lowest quartile island-wide)
13 storeys · completed 2016
What the record shows
In this block, 4-room flats from floor 9 up have sold for a median of $560,000 - $40,000 more than floors 4 and below, same flat type, same block.
This block crosses 60 years remaining in 2057 - 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.
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 26
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Jun 2026 | 5 ROOM | 10 to 12 | 113 | $775,000 | $637 | 90y 11m |
| Jun 2026 | 5 ROOM | 07 to 09 | 113 | $775,000 | $637 | 90y 11m |
| Apr 2026 | 4 ROOM | 01 to 03 | 93 | $575,000 | $574 | 91y 01m |
| Mar 2026 | 5 ROOM | 10 to 12 | 113 | $750,000 | $617 | 91y 02m |
| Aug 2024 | 4 ROOM | 01 to 03 | 93 | $555,000 | $554 | 92y 09m |
| Jul 2024 | 5 ROOM | 04 to 06 | 113 | $706,888 | $581 | 92y 09m |
| Jul 2024 | 4 ROOM | 10 to 12 | 93 | $605,000 | $604 | 92y 10m |
| Mar 2024 | 4 ROOM | 07 to 09 | 93 | $580,888 | $580 | 93y 02m |
| Nov 2023 | 4 ROOM | 10 to 12 | 93 | $560,000 | $559 | 93y 06m |
| Aug 2023 | 5 ROOM | 01 to 03 | 113 | $628,000 | $516 | 93y 08m |
| Jun 2023 | 5 ROOM | 01 to 03 | 113 | $615,000 | $506 | 93y 11m |
| Jun 2023 | 4 ROOM | 10 to 12 | 93 | $565,000 | $564 | 93y 11m |
| May 2023 | 4 ROOM | 07 to 09 | 93 | $520,000 | $519 | 94y |
| Feb 2023 | 4 ROOM | 04 to 06 | 93 | $500,000 | $499 | 94y 03m |
| Jan 2023 | 4 ROOM | 07 to 09 | 93 | $520,000 | $519 | 94y 04m |
| Oct 2022 | 4 ROOM | 13 to 15 | 93 | $574,000 | $573 | 94y 07m |
| Jul 2022 | 4 ROOM | 13 to 15 | 93 | $530,000 | $529 | 94y 10m |
| Jul 2022 | 4 ROOM | 07 to 09 | 93 | $555,000 | $554 | 94y 10m |
| Jun 2022 | 4 ROOM | 04 to 06 | 93 | $520,000 | $519 | 94y 11m |
| Jun 2022 | 4 ROOM | 01 to 03 | 93 | $478,000 | $478 | 94y 11m |
| Jun 2022 | 5 ROOM | 07 to 09 | 113 | $650,000 | $534 | 94y 10m |
| Mar 2022 | 4 ROOM | 04 to 06 | 93 | $540,000 | $539 | 95y 01m |
| Mar 2022 | 4 ROOM | 10 to 12 | 93 | $528,000 | $527 | 95y 02m |
| Feb 2022 | 5 ROOM | 07 to 09 | 113 | $630,000 | $518 | 95y 02m |
| Feb 2022 | 4 ROOM | 04 to 06 | 93 | $473,000 | $473 | 95y 02m |
| Dec 2021 | 4 ROOM | 10 to 12 | 93 | $500,000 | $499 | 95y 05m |
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.
5-room median $55k below this block · 5 vs 4 sales
4-room median $23k above this block · 5 vs 3 sales
built 2016 · same generation
5-room median $33k below this block · 8 vs 4 sales
4-room median $63k above this block · 5 vs 3 sales
5-room median $29k below this block · 4 vs 4 sales
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.