Blk 221 Yishun St 21
Completed 1984 · 12 storeys · 88 flats · 58 years 03 months remaining · 25 resale transactions on record · median household income in Yishun: $7,500/mo (lowest quartile island-wide)
12 storeys · completed 1984 · shops below
What the record shows
A 5-room here sold for $653,000 in Mar 2026. The same flat type in this block averaged $512,125 in 2020 - a gain of $140,875 - about $64 a day while the owner slept.
In this block, 5-room flats from floor 8 up have sold for a median of $570,000 - $20,000 more than floors 4 and below, same flat type, same block.
This block crossed 60 years remaining in 2024 - the line where CPF usage rules tighten 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 |
|---|---|---|---|---|---|
| 5-ROOM | $3,400/mo | $2,500–$3,500 | $3,400/mo | - | 3 |
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 · 15 sales - do higher floors really fetch more here?
Every recent sale HDB official record, latest 25
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Mar 2026 | 5 ROOM | 07 to 09 | 126 | $653,000 | $481 | 58y 03m |
| Nov 2024 | 5 ROOM | 07 to 09 | 121 | $651,888 | $501 | 59y 09m |
| Sept 2024 | 5 ROOM | 04 to 06 | 121 | $628,000 | $482 | 59y 10m |
| Aug 2024 | 5 ROOM | 04 to 06 | 123 | $639,000 | $483 | 59y 11m |
| Mar 2024 | 5 ROOM | 10 to 12 | 121 | $650,000 | $499 | 60y 04m |
| Apr 2023 | 5 ROOM | 07 to 09 | 125 | $638,000 | $474 | 61y 03m |
| Mar 2023 | 5 ROOM | 01 to 03 | 126 | $565,000 | $417 | 61y 04m |
| Dec 2022 | 5 ROOM | 01 to 03 | 121 | $550,000 | $422 | 61y 07m |
| Mar 2022 | 5 ROOM | 01 to 03 | 121 | $510,000 | $392 | 62y 04m |
| Feb 2022 | 5 ROOM | 01 to 03 | 126 | $520,000 | $383 | 62y 05m |
| Feb 2022 | 4 ROOM | 10 to 12 | 96 | $442,888 | $429 | 62y 05m |
| Jan 2022 | 5 ROOM | 10 to 12 | 126 | $590,000 | $435 | 62y 06m |
| Dec 2021 | 5 ROOM | 10 to 12 | 121 | $542,000 | $416 | 62y 06m |
| Dec 2021 | 5 ROOM | 01 to 03 | 121 | $500,000 | $384 | 62y 07m |
| Aug 2021 | 5 ROOM | 10 to 12 | 121 | $550,000 | $422 | 62y 11m |
| Jan 2021 | 5 ROOM | 07 to 09 | 126 | $495,000 | $365 | 63y 05m |
| Jul 2020 | 5 ROOM | 07 to 09 | 121 | $390,000 | $299 | 63y 11m |
| Oct 2019 | 5 ROOM | 10 to 12 | 121 | $425,000 | $326 | 64y 09m |
| Feb 2019 | 5 ROOM | 01 to 03 | 121 | $392,000 | $301 | 65y 05m |
| Jan 2019 | 5 ROOM | 10 to 12 | 121 | $465,000 | $357 | 65y 05m |
| Dec 2018 | 5 ROOM | 10 to 12 | 121 | $440,000 | $338 | 65y 07m |
| Nov 2018 | 5 ROOM | 04 to 06 | 121 | $395,000 | $303 | 65y 08m |
| Aug 2018 | 5 ROOM | 01 to 03 | 121 | $395,000 | $303 | 65y 11m |
| Aug 2018 | 5 ROOM | 01 to 03 | 126 | $410,000 | $302 | 65y 10m |
| Jun 2018 | 5 ROOM | 10 to 12 | 121 | $400,888 | $308 | 66y 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.
The neighbourhood, photographed
freely-licensed photographs taken within ~450 m · Wikimedia Commons
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.
Condos nearby
The private premium, measured: the nearest condo trades at 3.9×this block’s PSF.
Grounded in this block’s own resale record, trend and lease - ask away.