Blk 12 Upp Boon Keng Rd
Completed 1974 · 12 storeys · 131 flats · 54 years 02 months remaining · 29 resale transactions on record
12 storeys · completed 1974
What the record shows
A 3-room here sold for $458,000 in Sept 2025. The same flat type in this block averaged $369,847 in 2021 - a gain of $88,153 - about $48 a day while the owner slept.
In this block, 3-room flats from floor 8 up have sold for a median of $420,000 - $10,000 less than floors 4 and below, same flat type, same block.
This block crossed 60 years remaining in 2019 - the line where CPF usage rules tighten for buyers. In Kallang/Whampoa over the last two years, flats below that line sold at a median 37% below their younger neighbours' PSF (849 sales).
Across Kallang/Whampoa, roughly 411 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 | Kallang/Whampoa median | Gross yield | Rented |
|---|---|---|---|---|---|
| 3-ROOM | $2,525/mo | $1,350–$2,900 | $3,000/mo | - | 4 |
Price trend
median PSF by year · ━ this block · ╌ Kallang/Whampoa · gaps = years with no sales here
The height gradient
every sale in 5 years, plotted by starting floor · 18 sales - do higher floors really fetch more here?
Every recent sale HDB official record, latest 29
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Sept 2025 | 3 ROOM | 01 to 03 | 66 | $458,000 | $645 | 54y 02m |
| Jul 2025 | 3 ROOM | 10 to 12 | 66 | $480,000 | $676 | 54y 04m |
| May 2025 | 3 ROOM | 01 to 03 | 66 | $455,000 | $640 | 54y 06m |
| Sept 2024 | 3 ROOM | 07 to 09 | 66 | $460,000 | $648 | 55y 02m |
| Sept 2024 | 3 ROOM | 01 to 03 | 66 | $430,000 | $605 | 55y 02m |
| Jul 2024 | 3 ROOM | 07 to 09 | 66 | $472,000 | $664 | 55y 04m |
| Jun 2024 | 3 ROOM | 10 to 12 | 66 | $472,888 | $666 | 55y 05m |
| May 2024 | 3 ROOM | 04 to 06 | 66 | $400,000 | $563 | 55y 06m |
| Nov 2023 | 3 ROOM | 10 to 12 | 66 | $470,000 | $662 | 56y |
| Aug 2023 | 3 ROOM | 07 to 09 | 66 | $405,000 | $570 | 56y 03m |
| Jun 2023 | 3 ROOM | 10 to 12 | 66 | $420,000 | $591 | 56y 05m |
| Mar 2023 | 3 ROOM | 10 to 12 | 66 | $420,690 | $592 | 56y 09m |
| Jan 2023 | 3 ROOM | 07 to 09 | 66 | $365,000 | $514 | 56y 11m |
| Jul 2022 | 3 ROOM | 10 to 12 | 66 | $383,000 | $539 | 57y 05m |
| Mar 2022 | 3 ROOM | 04 to 06 | 66 | $343,888 | $484 | 57y 08m |
| Jan 2022 | 3 ROOM | 10 to 12 | 66 | $380,500 | $536 | 57y 10m |
| Jan 2022 | 3 ROOM | 10 to 12 | 66 | $380,000 | $535 | 57y 10m |
| Dec 2021 | 3 ROOM | 10 to 12 | 66 | $375,000 | $528 | 57y 11m |
| Dec 2019 | 3 ROOM | 01 to 03 | 66 | $330,000 | $465 | 59y 10m |
| Jun 2019 | 3 ROOM | 04 to 06 | 66 | $350,000 | $493 | 60y 04m |
| Mar 2019 | 3 ROOM | 07 to 09 | 66 | $372,000 | $524 | 60y 07m |
| Feb 2019 | 3 ROOM | 10 to 12 | 66 | $360,000 | $507 | 60y 08m |
| Jul 2018 | 3 ROOM | 10 to 12 | 66 | $364,888 | $514 | 61y 04m |
| May 2018 | 3 ROOM | 07 to 09 | 66 | $365,000 | $514 | 61y 05m |
| Feb 2018 | 3 ROOM | 01 to 03 | 66 | $360,000 | $507 | 61y 08m |
| Dec 2017 | 3 ROOM | 07 to 09 | 66 | $361,000 | $508 | 61y 10m |
| Sept 2017 | 3 ROOM | 10 to 12 | 66 | $360,000 | $507 | 62y 01m |
| Aug 2017 | 3 ROOM | 07 to 09 | 66 | $359,000 | $505 | 62y 02m |
| May 2017 | 3 ROOM | 04 to 06 | 66 | $350,000 | $493 | 62y 05m |
The neighbourhood
What sits around this address - distances computed from official OneMap and LTA records.
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.
built 1997 · 19 more lease years than this block
built 1997 · 19 more lease years than this block
3-room median $8k below this block · 9 vs 6 sales
3-room median $342k above this block · 9 vs 6 sales
built 1997 · 19 more lease years than this block
built 2016 · 37 more lease years than this block
Condos nearby
Grounded in this block’s own resale record, trend and lease - ask away.