Blk 231 Serangoon Ave 3
Completed 1984 · 12 storeys · 88 flats · 59 years 01 month remaining · 15 resale transactions on record · median household income in Serangoon: $11,500/mo
12 storeys · completed 1984
What the record shows
A 4-room here sold for $770,000 in Jun 2025. The same flat type in this block averaged $528,333 in 2021 — a gain of $241,667 — about $132 a day while the owner slept.
In this block, 4-room flats from floor 8 up have sold for a median of $624,000 — $44,000 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 Serangoon over the last two years, flats below that line sold at a median 1% above their younger neighbours' PSF (475 sales).
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 | Serangoon median | Gross yield | Rented |
|---|---|---|---|---|---|
| 4-ROOM | $3,600/mo | $3,600–$3,900 | $3,400/mo | — | 3 |
Price trend
median PSF by year · ━ this block · ╌ Serangoon · gaps = years with no sales here
Every recent sale HDB official record, latest 15
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Jun 2025 | 4 ROOM | 04 to 06 | 105 | $770,000 | $681 | 59y 01m |
| Apr 2025 | 4 ROOM | 01 to 03 | 84 | $575,000 | $636 | 59y 04m |
| Feb 2025 | 4 ROOM | 04 to 06 | 104 | $763,888 | $682 | 59y 06m |
| Oct 2023 | 4 ROOM | 10 to 12 | 104 | $700,000 | $625 | 60y 10m |
| Oct 2023 | 4 ROOM | 10 to 12 | 84 | $560,000 | $619 | 60y 10m |
| Aug 2023 | 4 ROOM | 10 to 12 | 84 | $540,000 | $597 | 61y |
| May 2023 | 4 ROOM | 10 to 12 | 105 | $688,000 | $609 | 61y 02m |
| May 2022 | 4 ROOM | 04 to 06 | 84 | $530,000 | $586 | 62y 03m |
| Dec 2021 | 4 ROOM | 04 to 06 | 104 | $580,000 | $518 | 62y 08m |
| May 2021 | 4 ROOM | 10 to 12 | 84 | $475,000 | $525 | 63y 03m |
| Jul 2019 | 4 ROOM | 07 to 09 | 104 | $570,000 | $509 | 65y 10m |
| Feb 2019 | 4 ROOM | 07 to 09 | 84 | $421,000 | $466 | 65y 05m |
| Apr 2018 | 4 ROOM | 07 to 09 | 90 | $440,000 | $454 | 66y 04m |
| Feb 2018 | 4 ROOM | 10 to 12 | 104 | $580,000 | $518 | 66y 05m |
| Mar 2017 | 4 ROOM | 01 to 03 | 90 | $460,000 | $475 | 67y 04m |
Who lives in Serangoon
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.
Condos nearby
The private premium, measured: the nearest condo trades at 2.6×this block’s PSF.
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