Blk 121 Bishan St 12 is an HDB block in Bishan (completed in 1986, 4 storeys, 26 units). As of Jul 2026, its median resale price over the last 24 months is $550,000, about 30% below the Bishan median, from 3 sales. 39 resale transactions have been recorded here since 1990.
Explore this block on the interactive map →| Town | Bishan |
|---|---|
| Completed | 1986 |
| Lease from | 1986 |
| Storeys | 4 |
| Dwelling units | 26 |
| Unit mix (sold) | 3-room ×18 · 4-room ×7 |
| Recorded resales | 39 since 1990 |
| Flat type | Median price | Median $/m² | Sales |
|---|---|---|---|
| 3-Room | $526,500 | $8,227/m² | 2 |
| 4-Room | $740,000 | $8,132/m² | 1 |
Median monthly rent at this block: $3,075/mo (2 rental contracts, last 12 months).
Estimated gross rental yield: ~6.7% (Bishan average: ~5.4%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 44% of Bishan blocks with recent sales.
For a typical 3-room flat here, our price model estimates $496,512–$555,421 (central estimate $525,967). Recent sales — median $490,893 — 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 |
|---|---|---|---|
| 1991 | $70,000 | $126,690 | 1 |
| 1992 | $60,000 | $106,208 | 3 |
| 1994 | $93,000 | $156,106 | 1 |
| 1995 | $105,000 | $173,259 | 1 |
| 1996 | $282,000 | $458,990 | 1 |
| 1997 | $218,000 | $347,787 | 1 |
| 1998 | $171,000 | $273,550 | 1 |
| 1999 | $180,000 | $287,878 | 2 |
| 2000 | $183,000 | $288,781 | 8 |
| 2003 | $173,000 | $270,007 | 1 |
| 2004 | $188,000 | $288,593 | 1 |
| 2005 | $230,000 | $351,403 | 3 |
| 2006 | $188,000 | $284,485 | 1 |
| 2007 | $253,500 | $375,674 | 2 |
| 2008 | $345,000 | $479,458 | 1 |
| 2009 | $360,500 | $498,070 | 1 |
| 2012 | $399,000 | $487,035 | 2 |
| 2016 | $570,000 | $679,875 | 1 |
| 2019 | $375,000 | $440,281 | 1 |
| 2022 | $487,500 | $528,002 | 2 |
| 2024 | $486,500 | $490,893 | 2 |
| 2025 | $645,000 | $645,000 | 2 |
| Record sale | $740,000 (4-Room, 2025-01) |
|---|---|
| First recorded sale | $70,000 (1991-04) |
| Busiest year | 2000 · 8 sales |
| Total transacted | $10.6M across 39 sales |
| Month | Flat type | Storey | Area (m²) | Price |
|---|---|---|---|---|
| 2025-06 | 3-Room | 01 TO 03 | 64 | $550,000 |
| 2025-01 | 4-Room | 01 TO 03 | 91 | $740,000 |
| 2024-09 | 3-Room | 01 TO 03 | 64 | $503,000 |
| 2024-05 | 3-Room | 04 TO 06 | 64 | $470,000 |
| 2022-06 | 3-Room | 04 TO 06 | 64 | $435,000 |
| 2022-06 | 4-Room | 04 TO 06 | 84 | $540,000 |
| 2019-11 | 3-Room | 01 TO 03 | 64 | $375,000 |
| 2016-08 | 4-Room | 04 TO 06 | 91 | $570,000 |
| 2012-02 | 3-Room | 01 TO 03 | 70 | $385,000 |
| 2012-02 | 3-Room | 01 TO 03 | 64 | $413,000 |
| 2009-07 | 4-Room | 01 TO 03 | 84 | $360,500 |
| 2008-01 | 4-Room | 01 TO 03 | 84 | $345,000 |
| 2007-08 | 3-Room | 01 TO 03 | 64 | $217,000 |
| 2007-08 | 4-Room | 04 TO 06 | 91 | $290,000 |
| 2006-04 | 3-Room | 01 TO 03 | 64 | $188,000 |
| 2005-11 | 4-Room | 01 TO 03 | 91 | $235,000 |
| 2005-10 | 4-Room | 01 TO 03 | 84 | $230,000 |
| 2005-01 | 3-Room | 01 TO 03 | 70 | $195,000 |
| 2004-05 | 3-Room | 01 TO 03 | 64 | $188,000 |
| 2003-01 | 3-Room | 01 TO 03 | 64 | $173,000 |
| Block | Median (24 mo) | Median $/m² |
|---|---|---|
| 1. Blk 137 | $1,388,888 | $8,418/m² |
| 2. Blk 117 | $1,039,000 | $8,587/m² |
| 3. Blk 128 | $990,000 | $8,182/m² |
| 4. Blk 135 | $988,000 | $8,165/m² |
| 5. Blk 103 | $945,000 | $7,810/m² |
| 6. Blk 102 | $930,880 | $7,693/m² |
| 7. Blk 101 | $928,000 | $7,669/m² |
| 8. Blk 140 | $887,500 | $6,934/m² |
| 9. Blk 111 | $852,000 | $8,381/m² |
| 10. Blk 130 | $850,000 | $8,134/m² |
| 11. Blk 105 | $845,000 | $8,135/m² |
| 12. Blk 144 | $834,444 | $7,233/m² |
| 13. Blk 125 | $825,000 | $8,067/m² |
| 14. Blk 107 | $824,444 | $7,927/m² |
| 15. Blk 120 | $820,000 | $9,011/m² |
Showing the top 15 of 38 blocks.
The median resale price over the last 24 months is $550,000 (3 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 $496,512–$555,421 (central estimate $525,967). Recent sales — median $490,893 — sit below that range.
The median monthly rent is $3,075/mo over the last 12 months (2 contracts).
The block was completed in 1986 and its 99-year lease runs from 1986.