Blk 223 Yishun St 21
Completed 1984 · 12 storeys · 99 flats · 58 years 10 months remaining · 30 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
In this block, 3-room flats from floor 8 up have sold for a median of $433,000 - $33,000 more than floors 4 and below, same flat type, same block.
This block crossed 60 years remaining in 2025 - 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 | $2,100/mo | $1,400–$2,800 | $2,650/mo | - | 2 |
| 4-ROOM | $3,100/mo | $3,000–$3,400 | $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 · 16 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 |
|---|---|---|---|---|---|---|
| Apr 2026 | 4 ROOM | 07 to 09 | 91 | $533,000 | $544 | 58y 10m |
| Feb 2026 | 4 ROOM | 07 to 09 | 91 | $515,000 | $526 | 59y |
| Nov 2025 | 3 ROOM | 04 to 06 | 67 | $430,000 | $596 | 59y 03m |
| Sept 2025 | 4 ROOM | 10 to 12 | 96 | $538,000 | $521 | 59y 04m |
| Jun 2025 | 3 ROOM | 10 to 12 | 67 | $458,000 | $635 | 59y 09m |
| Apr 2025 | 3 ROOM | 01 to 03 | 67 | $410,000 | $569 | 59y 10m |
| Jan 2025 | 4 ROOM | 04 to 06 | 93 | $530,000 | $529 | 60y 02m |
| Dec 2024 | 5 ROOM | 10 to 12 | 134 | $790,000 | $548 | 60y 02m |
| Aug 2024 | 4 ROOM | 04 to 06 | 91 | $515,000 | $526 | 60y 05m |
| May 2024 | 3 ROOM | 04 to 06 | 67 | $400,000 | $555 | 60y 08m |
| Apr 2024 | 3 ROOM | 10 to 12 | 67 | $408,000 | $566 | 60y 10m |
| Apr 2024 | 3 ROOM | 01 to 03 | 67 | $390,000 | $541 | 60y 09m |
| Jan 2024 | 5 ROOM | 07 to 09 | 134 | $660,000 | $458 | 61y 02m |
| Oct 2022 | 3 ROOM | 04 to 06 | 67 | $368,888 | $512 | 62y 04m |
| Jan 2022 | 5 ROOM | 04 to 06 | 134 | $565,000 | $392 | 63y 01m |
| Oct 2021 | 4 ROOM | 07 to 09 | 93 | $428,000 | $428 | 63y 04m |
| Mar 2021 | 3 ROOM | 10 to 12 | 67 | $295,000 | $409 | 63y 11m |
| Feb 2021 | 3 ROOM | 10 to 12 | 67 | $305,000 | $423 | 63y 11m |
| Sept 2020 | 4 ROOM | 10 to 12 | 93 | $375,000 | $375 | 64y 04m |
| Aug 2020 | 3 ROOM | 10 to 12 | 67 | $273,800 | $380 | 64y 06m |
| Jun 2020 | 3 ROOM | 01 to 03 | 67 | $260,000 | $361 | 64y 09m |
| Mar 2020 | 4 ROOM | 01 to 03 | 96 | $325,000 | $315 | 64y 11m |
| Oct 2019 | 3 ROOM | 04 to 06 | 67 | $249,000 | $345 | 65y 04m |
| Oct 2019 | 5 ROOM | 01 to 03 | 134 | $500,000 | $347 | 65y 03m |
| Oct 2019 | 3 ROOM | 10 to 12 | 67 | $265,000 | $367 | 65y 03m |
| May 2019 | 4 ROOM | 10 to 12 | 91 | $350,000 | $357 | 65y 09m |
| Nov 2018 | 3 ROOM | 04 to 06 | 67 | $270,000 | $374 | 66y 02m |
| Oct 2018 | 4 ROOM | 04 to 06 | 93 | $345,000 | $345 | 66y 03m |
| Aug 2018 | 3 ROOM | 07 to 09 | 67 | $275,000 | $381 | 66y 05m |
| Aug 2017 | 5 ROOM | 10 to 12 | 134 | $420,000 | $291 | 67y 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.
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.
3-room median $6k below this block · 4 vs 3 sales
3-room median $10k below this block · 5 vs 3 sales
3-room median $10k below this block · 3 vs 3 sales
built 1984 · same generation
built 1984 · same generation
4-room median $42k above this block · 6 vs 5 sales
Condos nearby
The private premium, measured: the nearest condo trades at 3.4×this block’s PSF.
Grounded in this block’s own resale record, trend and lease - ask away.