Blk 228 Yishun St 21
Completed 1984 · 10 storeys · 103 flats · 58 years 06 months remaining · 34 resale transactions on record · median household income in Yishun: $7,500/mo (lowest quartile island-wide)
10 storeys · completed 1984
What the record shows
A 3-room here sold for $415,000 in Jun 2026. The same flat type in this block averaged $312,500 in 2020 - a gain of $102,500 - about $47 a day while the owner slept.
In this block, 3-room flats from floor 7 up have sold for a median of $428,000 - $69,000 more than floors 3 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 |
|---|---|---|---|---|---|
| 3-ROOM | $2,550/mo | $2,500–$2,600 | $2,650/mo | - | 2 |
| 4-ROOM | $3,100/mo | $3,100–$3,200 | $3,100/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 · 19 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 |
|---|---|---|---|---|---|---|
| Jun 2026 | 3 ROOM | 10 to 12 | 67 | $415,000 | $575 | 58y 06m |
| Jul 2025 | 4 ROOM | 01 to 03 | 93 | $510,000 | $509 | 59y 05m |
| Jul 2025 | 3 ROOM | 07 to 09 | 67 | $440,000 | $610 | 59y 06m |
| Jun 2025 | 3 ROOM | 07 to 09 | 67 | $438,000 | $607 | 59y 07m |
| Apr 2025 | 3 ROOM | 07 to 09 | 67 | $440,000 | $610 | 59y 09m |
| Mar 2025 | 3 ROOM | 07 to 09 | 67 | $418,000 | $580 | 59y 10m |
| Feb 2025 | 3 ROOM | 07 to 09 | 67 | $438,000 | $607 | 59y 11m |
| Jan 2025 | 3 ROOM | 04 to 06 | 67 | $410,000 | $569 | 60y 01m |
| Apr 2024 | 4 ROOM | 01 to 03 | 96 | $475,000 | $460 | 60y 09m |
| Aug 2023 | 3 ROOM | 01 to 03 | 67 | $368,000 | $510 | 61y 05m |
| Aug 2023 | 3 ROOM | 04 to 06 | 67 | $390,000 | $541 | 61y 05m |
| Jun 2023 | 3 ROOM | 01 to 03 | 67 | $350,000 | $485 | 61y 07m |
| Sept 2022 | 4 ROOM | 01 to 03 | 96 | $440,888 | $427 | 62y 03m |
| Aug 2022 | 3 ROOM | 07 to 09 | 67 | $360,000 | $499 | 62y 05m |
| May 2022 | 4 ROOM | 07 to 09 | 96 | $440,000 | $426 | 62y 08m |
| Apr 2022 | 3 ROOM | 07 to 09 | 67 | $360,000 | $499 | 62y 09m |
| Mar 2022 | 4 ROOM | 10 to 12 | 93 | $460,000 | $460 | 62y 09m |
| Mar 2022 | 3 ROOM | 04 to 06 | 67 | $325,000 | $451 | 62y 10m |
| Jul 2021 | 4 ROOM | 01 to 03 | 93 | $380,000 | $380 | 63y 06m |
| Jan 2021 | 4 ROOM | 04 to 06 | 91 | $348,000 | $355 | 64y 01m |
| Nov 2020 | 3 ROOM | 04 to 06 | 67 | $285,000 | $395 | 64y 01m |
| Aug 2020 | 3 ROOM | 07 to 09 | 67 | $280,000 | $388 | 64y 04m |
| Jun 2020 | 3 ROOM | 04 to 06 | 67 | $270,000 | $374 | 64y 07m |
| Feb 2020 | 4 ROOM | 07 to 09 | 93 | $338,000 | $338 | 64y 10m |
| Mar 2019 | 3 ROOM | 04 to 06 | 67 | $270,000 | $374 | 65y 09m |
| Mar 2019 | 3 ROOM | 01 to 03 | 67 | $250,000 | $347 | 65y 09m |
| Jan 2019 | 3 ROOM | 04 to 06 | 67 | $261,500 | $363 | 65y 11m |
| Oct 2018 | 3 ROOM | 07 to 09 | 67 | $273,000 | $379 | 66y 02m |
| Sept 2018 | 3 ROOM | 07 to 09 | 67 | $265,000 | $367 | 66y 03m |
| Apr 2018 | 3 ROOM | 01 to 03 | 67 | $244,000 | $338 | 66y 08m |
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 2.2×this block’s PSF.
Grounded in this block’s own resale record, trend and lease - ask away.