Blk 12 Upp Boon Keng Rd is an HDB block in Kallang/Whampoa (completed in 1974, 12 storeys, 131 units). As of Jul 2026, its median resale price over the last 24 months is $458,000, about 31% below the Kallang/Whampoa median, from 5 sales. 145 resale transactions have been recorded here since 1990.
Explore this block on the interactive map →| Town | Kallang/Whampoa |
|---|---|
| Completed | 1974 |
| Lease from | 1980 |
| Storeys | 12 |
| Dwelling units | 131 |
| Unit mix (sold) | 3-room ×130 · 5-room ×1 |
| Recorded resales | 145 since 1990 |
| Flat type | Median price | Median $/m² | Sales |
|---|---|---|---|
| 3-Room | $458,000 | $6,939/m² | 5 |
Median monthly rent at this block: $2,525/mo (4 rental contracts, last 12 months).
Estimated gross rental yield: ~6.6% (Kallang/Whampoa average: ~6.2%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 57% of Kallang/Whampoa blocks with recent sales.
For a typical 3-room flat here, our price model estimates $434,202–$485,718 (central estimate $459,960). Recent sales — median $433,902 — sit below that range. The model explains 94% of resale prices with a typical error of ±6%. Indicative only — not an official valuation.
| Year | Median (nominal) | Median (today's $) | Sales |
|---|---|---|---|
| 1990 | $45,350 | $84,900 | 2 |
| 1991 | $40,750 | $73,752 | 2 |
| 1992 | $49,500 | $87,622 | 4 |
| 1993 | $92,000 | $159,205 | 5 |
| 1994 | $93,000 | $156,106 | 3 |
| 1995 | $118,500 | $195,536 | 6 |
| 1996 | $158,000 | $257,165 | 5 |
| 1997 | $203,000 | $323,857 | 3 |
| 1998 | $150,000 | $239,956 | 10 |
| 1999 | $148,000 | $236,700 | 8 |
| 2000 | $160,500 | $253,275 | 4 |
| 2001 | $154,500 | $241,361 | 8 |
| 2002 | $147,000 | $230,548 | 7 |
| 2003 | $165,000 | $257,521 | 7 |
| 2004 | $172,000 | $264,031 | 5 |
| 2005 | $183,000 | $279,594 | 2 |
| 2006 | $182,500 | $276,163 | 7 |
| 2007 | $196,500 | $291,203 | 2 |
| 2008 | $244,000 | $339,095 | 2 |
| 2009 | $290,000 | $400,666 | 6 |
| 2010 | $335,000 | $450,106 | 5 |
| 2011 | $388,000 | $495,305 | 1 |
| 2012 | $372,500 | $454,688 | 5 |
| 2013 | $412,500 | $491,887 | 1 |
| 2014 | $378,888 | $447,182 | 3 |
| 2015 | $390,000 | $462,716 | 1 |
| 2016 | $352,500 | $420,449 | 2 |
| 2017 | $359,500 | $426,339 | 4 |
| 2018 | $364,888 | $430,840 | 3 |
| 2019 | $355,000 | $416,799 | 4 |
| 2021 | $375,000 | $431,057 | 1 |
| 2022 | $380,250 | $411,841 | 4 |
| 2023 | $420,000 | $433,920 | 5 |
| 2024 | $460,000 | $464,154 | 5 |
| 2025 | $458,000 | $458,000 | 3 |
| Record sale | $665,000 (5-Room, 2010-07) |
|---|---|
| First recorded sale | $45,700 (1990-01) |
| Busiest year | 1998 · 10 sales |
| 10-year change (real) | -1% (-0.1%/yr, 2015→2025) |
| Total transacted | $33.4M across 145 sales |
| Month | Flat type | Storey | Area (m²) | Price |
|---|---|---|---|---|
| 2025-09 | 3-Room | 01 TO 03 | 66 | $458,000 |
| 2025-07 | 3-Room | 10 TO 12 | 66 | $480,000 |
| 2025-05 | 3-Room | 01 TO 03 | 66 | $455,000 |
| 2024-09 | 3-Room | 01 TO 03 | 66 | $430,000 |
| 2024-09 | 3-Room | 07 TO 09 | 66 | $460,000 |
| 2024-07 | 3-Room | 07 TO 09 | 66 | $472,000 |
| 2024-06 | 3-Room | 10 TO 12 | 66 | $472,888 |
| 2024-05 | 3-Room | 04 TO 06 | 66 | $400,000 |
| 2023-11 | 3-Room | 10 TO 12 | 66 | $470,000 |
| 2023-08 | 3-Room | 07 TO 09 | 66 | $405,000 |
| 2023-06 | 3-Room | 10 TO 12 | 66 | $420,000 |
| 2023-03 | 3-Room | 10 TO 12 | 66 | $420,690 |
| 2023-01 | 3-Room | 07 TO 09 | 66 | $365,000 |
| 2022-07 | 3-Room | 10 TO 12 | 66 | $383,000 |
| 2022-03 | 3-Room | 04 TO 06 | 66 | $343,888 |
| 2022-01 | 3-Room | 10 TO 12 | 66 | $380,000 |
| 2022-01 | 3-Room | 10 TO 12 | 66 | $380,500 |
| 2021-12 | 3-Room | 10 TO 12 | 66 | $375,000 |
| 2019-12 | 3-Room | 01 TO 03 | 66 | $330,000 |
| 2019-06 | 3-Room | 04 TO 06 | 66 | $350,000 |
| Block | Median (24 mo) | Median $/m² |
|---|---|---|
| 1. Blk 14 | $1,070,000 | $8,770/m² |
| 2. Blk 8C | $1,050,000 | $11,932/m² |
| 3. Blk 2B | $962,500 | $10,167/m² |
| 4. Blk 2C | $956,900 | $10,361/m² |
| 5. Blk 3C | $954,000 | $10,600/m² |
| 6. Blk 3A | $950,000 | $10,353/m² |
| 7. Blk 2A | $947,000 | $10,447/m² |
| 8. Blk 2D | $930,000 | $10,056/m² |
| 9. Blk 3D | $927,500 | $9,730/m² |
| 10. Blk 8B | $914,000 | $11,851/m² |
| 11. Blk 3B | $910,000 | $10,111/m² |
| 12. Blk 8A | $889,444 | $11,728/m² |
| 13. Blk 13 | $855,000 | $8,382/m² |
| 14. Blk 14A | $830,444 | $7,683/m² |
| 15. Blk 5A | $709,000 | $10,552/m² |
Showing the top 15 of 21 blocks.
The median resale price over the last 24 months is $458,000 (5 sales, as of Jul 2026). See the by-type table above for 3-room vs 4-room medians.
For a typical 3-room flat here, our price model estimates $434,202–$485,718 (central estimate $459,960). Recent sales — median $433,902 — sit below that range.
The median monthly rent is $2,525/mo over the last 12 months (4 contracts).
The block was completed in 1974 and its 99-year lease runs from 1980.