Blk 666 Yishun Ave 4
Completed 1987 · 12 storeys · 66 flats · 60 years 08 months remaining · 21 resale transactions on record · multi generations on the record · median household income in Yishun: $7,500/mo (lowest quartile island-wide)
12 storeys · completed 1987
What the record shows
A multi-generation here sold for $1,120,000 in May 2026. The same flat type in this block averaged $807,667 in 2020 — a gain of $312,333 — about $143 a day while the owner slept.
This block crossed 60 years remaining in 2026 — 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 (996 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 |
|---|---|---|---|---|---|
| EXECUTIVE | $4,000/mo | $2,700–$4,500 | $3,700/mo | — | 3 |
Price trend
median PSF by year · ━ this block · ╌ Yishun · gaps = years with no sales here
Every recent sale HDB official record, latest 21
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| May 2026 | MULTI-GENERATION | 04 to 06 | 164 | $1,120,000 | $634 | 60y 08m |
| Mar 2024 | MULTI-GENERATION | 10 to 12 | 164 | $1,200,000 | $680 | 62y 09m |
| Feb 2024 | MULTI-GENERATION | 04 to 06 | 164 | $998,000 | $565 | 62y 11m |
| Dec 2023 | MULTI-GENERATION | 01 to 03 | 179 | $975,000 | $506 | 63y 01m |
| Jan 2023 | MULTI-GENERATION | 07 to 09 | 179 | $1,080,000 | $561 | 63y 11m |
| Nov 2022 | MULTI-GENERATION | 07 to 09 | 164 | $960,000 | $544 | 64y 02m |
| Oct 2022 | MULTI-GENERATION | 10 to 12 | 164 | $1,062,500 | $602 | 64y 03m |
| Nov 2021 | MULTI-GENERATION | 07 to 09 | 164 | $838,000 | $475 | 65y 01m |
| Jan 2021 | MULTI-GENERATION | 10 to 12 | 179 | $860,000 | $446 | 66y |
| Aug 2020 | MULTI-GENERATION | 01 to 03 | 164 | $725,000 | $411 | 66y 04m |
| Aug 2019 | MULTI-GENERATION | 04 to 06 | 179 | $788,888 | $409 | 67y 04m |
| Jul 2019 | MULTI-GENERATION | 10 to 12 | 164 | $766,000 | $434 | 67y 05m |
| Feb 2019 | MULTI-GENERATION | 04 to 06 | 179 | $840,000 | $436 | 67y 10m |
| Nov 2018 | MULTI-GENERATION | 04 to 06 | 164 | $750,000 | $425 | 68y 01m |
| Oct 2018 | MULTI-GENERATION | 07 to 09 | 179 | $868,000 | $451 | 68y 02m |
| Sept 2018 | MULTI-GENERATION | 04 to 06 | 179 | $780,000 | $405 | 68y 03m |
| Sept 2018 | MULTI-GENERATION | 10 to 12 | 179 | $825,000 | $428 | 68y 03m |
| Jul 2018 | MULTI-GENERATION | 10 to 12 | 164 | $770,000 | $436 | 68y 06m |
| Jun 2018 | MULTI-GENERATION | 07 to 09 | 164 | $765,000 | $433 | 68y 07m |
| Apr 2018 | MULTI-GENERATION | 07 to 09 | 164 | $728,888 | $413 | 68y 08m |
| Nov 2017 | MULTI-GENERATION | 01 to 03 | 179 | $695,000 | $361 | 69y 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
Condos nearby
The private premium, measured: the nearest condo trades at 2.2×this block’s PSF.
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