Blk 3A Upp Boon Keng Rd
Completed 2006 · 26 storeys · 175 flats · 80 years 02 months remaining · 34 resale transactions on record
26 storeys · completed 2006
What the record shows
A 5-room here sold for $1,038,000 in Aug 2025. The same flat type in this block averaged $785,000 in 2020 - a gain of $253,000 - about $116 a day while the owner slept.
In this block, 4-room flats from floor 18 up have sold for a median of $855,000 - $176,000 more than floors 8 and below, same flat type, same block.
This block crosses 60 years remaining in 2045 - the line where CPF usage rules begin tightening 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 |
|---|---|---|---|---|---|
| 4-ROOM | $3,700/mo | $2,200–$4,200 | $3,800/mo | - | 4 |
| 5-ROOM | $4,300/mo | $4,300–$4,300 | $4,088/mo | - | 1 |
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 30
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Aug 2025 | 5 ROOM | 04 to 06 | 110 | $1,038,000 | $877 | 80y 02m |
| Sept 2024 | 4 ROOM | 25 to 27 | 85 | $950,000 | $1,038 | 81y 03m |
| Aug 2024 | 4 ROOM | 10 to 12 | 85 | $880,000 | $962 | 81y 03m |
| Feb 2024 | 4 ROOM | 19 to 21 | 85 | $860,000 | $940 | 81y 09m |
| Jan 2024 | 5 ROOM | 13 to 15 | 110 | $1,024,000 | $865 | 81y 09m |
| Jul 2023 | 4 ROOM | 07 to 09 | 90 | $860,000 | $888 | 82y 03m |
| Jul 2023 | 4 ROOM | 16 to 18 | 90 | $870,000 | $898 | 82y 03m |
| May 2023 | 5 ROOM | 07 to 09 | 110 | $920,000 | $777 | 82y 06m |
| Mar 2023 | 4 ROOM | 25 to 27 | 85 | $850,000 | $929 | 82y 07m |
| Mar 2023 | 4 ROOM | 01 to 03 | 85 | $618,000 | $675 | 82y 08m |
| Feb 2023 | 4 ROOM | 04 to 06 | 85 | $735,000 | $803 | 82y 09m |
| Oct 2022 | 5 ROOM | 01 to 03 | 110 | $770,000 | $650 | 83y |
| May 2022 | 4 ROOM | 07 to 09 | 85 | $718,000 | $785 | 83y 05m |
| Apr 2022 | 4 ROOM | 01 to 03 | 90 | $570,000 | $588 | 83y 07m |
| Apr 2022 | 5 ROOM | 16 to 18 | 110 | $835,000 | $705 | 83y 07m |
| Oct 2021 | 4 ROOM | 22 to 24 | 90 | $798,000 | $824 | 84y |
| Aug 2021 | 5 ROOM | 04 to 06 | 110 | $740,000 | $625 | 84y 03m |
| Aug 2021 | 4 ROOM | 01 to 03 | 90 | $640,000 | $661 | 84y 03m |
| Mar 2021 | 4 ROOM | 16 to 18 | 90 | $620,000 | $640 | 84y 07m |
| Nov 2020 | 5 ROOM | 07 to 09 | 110 | $780,000 | $659 | 84y 11m |
| Jun 2020 | 5 ROOM | 25 to 27 | 110 | $875,000 | $739 | 85y 07m |
| Jun 2020 | 4 ROOM | 16 to 18 | 90 | $728,000 | $751 | 85y 06m |
| Oct 2019 | 5 ROOM | 13 to 15 | 110 | $835,000 | $705 | 86y |
| Jul 2019 | 4 ROOM | 04 to 06 | 85 | $650,000 | $710 | 86y 03m |
| Jan 2019 | 4 ROOM | 19 to 21 | 90 | $705,000 | $728 | 86y 09m |
| Sept 2018 | 4 ROOM | 01 to 03 | 90 | $575,000 | $594 | 87y 01m |
| Aug 2018 | 5 ROOM | 16 to 18 | 110 | $850,000 | $718 | 87y 02m |
| Aug 2018 | 4 ROOM | 13 to 15 | 90 | $695,000 | $717 | 87y 02m |
| Jul 2018 | 5 ROOM | 07 to 09 | 110 | $810,000 | $684 | 87y 03m |
| Jun 2018 | 4 ROOM | 13 to 15 | 85 | $700,000 | $765 | 87y 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.
Condos nearby
Grounded in this block’s own resale record, trend and lease - ask away.