Blk 401 Serangoon Ave 1
Completed 1988 · 13 storeys · 120 flats · 61 years 08 months remaining · 28 resale transactions on record · median household income in Serangoon: $11,500/mo
13 storeys · completed 1988
What the record shows
A 4-room here sold for $790,000 in Jul 2026. The same flat type in this block averaged $608,000 in 2020 - a gain of $182,000 - about $83 a day while the owner slept.
In this block, 4-room flats from floor 9 up have sold for a median of $766,500 - $26,444 less than floors 4 and below, same flat type, same block.
This block crosses 60 years remaining in 2028 - the line where CPF usage rules begin tightening for buyers. In Serangoon over the last two years, flats below that line sold at a median 1% above their younger neighbours' PSF (481 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 | $3,825/mo | $2,700–$4,000 | $3,400/mo | - | 4 |
| 5-ROOM | $1,000/mo | $1,000–$1,000 | $3,600/mo | - | 1 |
Price trend
median PSF by year · ━ this block · ╌ Serangoon · gaps = years with no sales here
The height gradient
every sale in 5 years, plotted by starting floor · 10 sales - do higher floors really fetch more here?
Every recent sale HDB official record, latest 28
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Jul 2026 | 4 ROOM | 01 to 03 | 105 | $790,000 | $699 | 61y 08m |
| May 2026 | 4 ROOM | 01 to 03 | 105 | $838,888 | $742 | 61y 10m |
| Mar 2026 | 4 ROOM | 04 to 06 | 105 | $852,500 | $754 | 62y |
| Sept 2025 | 4 ROOM | 04 to 06 | 103 | $790,000 | $713 | 62y 05m |
| Jul 2025 | 4 ROOM | 10 to 12 | 109 | $855,000 | $729 | 62y 07m |
| Feb 2025 | 4 ROOM | 01 to 03 | 105 | $795,888 | $704 | 63y 02m |
| Jan 2024 | 5 ROOM | 04 to 06 | 121 | $862,000 | $662 | 64y 03m |
| Dec 2023 | 4 ROOM | 10 to 12 | 93 | $678,000 | $677 | 64y 03m |
| Nov 2023 | 4 ROOM | 01 to 03 | 109 | $750,000 | $639 | 64y 04m |
| May 2022 | 4 ROOM | 07 to 09 | 109 | $670,000 | $571 | 65y 09m |
| Jun 2021 | 4 ROOM | 04 to 06 | 93 | $560,000 | $559 | 66y 09m |
| May 2021 | 4 ROOM | 07 to 09 | 109 | $632,000 | $539 | 66y 10m |
| Jan 2021 | 4 ROOM | 04 to 06 | 105 | $580,000 | $513 | 67y 02m |
| Oct 2020 | 4 ROOM | 04 to 06 | 105 | $598,000 | $529 | 67y 05m |
| Jun 2020 | 4 ROOM | 04 to 06 | 93 | $515,000 | $514 | 67y 09m |
| Jan 2020 | 4 ROOM | 07 to 09 | 105 | $630,000 | $557 | 68y 02m |
| Apr 2019 | 4 ROOM | 04 to 06 | 103 | $612,000 | $552 | 68y 10m |
| Apr 2019 | 4 ROOM | 07 to 09 | 103 | $560,000 | $505 | 68y 10m |
| Mar 2019 | 4 ROOM | 01 to 03 | 105 | $575,000 | $509 | 68y 11m |
| Mar 2019 | 5 ROOM | 10 to 12 | 121 | $755,000 | $580 | 68y 11m |
| Feb 2019 | 5 ROOM | 07 to 09 | 121 | $745,000 | $572 | 69y |
| Jun 2018 | 4 ROOM | 01 to 03 | 105 | $508,000 | $449 | 69y 09m |
| Jun 2018 | 5 ROOM | 01 to 03 | 121 | $670,000 | $514 | 69y 08m |
| Jan 2018 | 4 ROOM | 04 to 06 | 103 | $550,000 | $496 | 70y 01m |
| Sept 2017 | 4 ROOM | 07 to 09 | 105 | $625,000 | $553 | 70y 05m |
| Aug 2017 | 4 ROOM | 10 to 12 | 105 | $650,000 | $575 | 70y 06m |
| Jul 2017 | 4 ROOM | 10 to 12 | 113 | $665,000 | $547 | 70y 07m |
| Jan 2017 | 4 ROOM | 01 to 03 | 105 | $550,000 | $487 | 71y 01m |
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.
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 1.9×this block’s PSF.
Grounded in this block’s own resale record, trend and lease - ask away.