Blk 231 Yishun St 21 is an HDB block in Yishun (completed in 1984, 12 storeys, 88 units). 125 resale transactions have been recorded here since 1990.
Explore this block on the interactive map →| Town | Yishun |
|---|---|
| Completed | 1984 |
| Lease from | 1985 |
| Storeys | 12 |
| Dwelling units | 88 |
| Unit mix (sold) | 4-room ×12 · 5-room ×76 |
| Recorded resales | 125 since 1990 |
Median monthly rent at this block: $3,200/mo (3 rental contracts, last 12 months).
For a typical 5-room flat here, our price model estimates $580,167–$649,001 (central estimate $614,584). Recent sales — median $606,525 — sit within 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 | $95,000 | $177,850 | 3 |
| 1991 | $100,000 | $180,985 | 2 |
| 1992 | $99,350 | $175,863 | 4 |
| 1993 | $176,750 | $305,864 | 4 |
| 1994 | $250,000 | $419,639 | 12 |
| 1995 | $304,000 | $501,627 | 6 |
| 1996 | $418,000 | $680,347 | 5 |
| 1997 | $394,500 | $629,367 | 4 |
| 1998 | $329,444 | $527,013 | 12 |
| 1999 | $316,500 | $506,186 | 8 |
| 2000 | $308,500 | $486,825 | 6 |
| 2001 | $291,000 | $454,602 | 5 |
| 2002 | $260,000 | $407,771 | 6 |
| 2003 | $267,400 | $417,340 | 2 |
| 2004 | $243,500 | $373,789 | 6 |
| 2005 | $258,500 | $394,946 | 2 |
| 2006 | $255,000 | $385,871 | 3 |
| 2007 | $258,000 | $382,343 | 1 |
| 2008 | $314,500 | $437,071 | 2 |
| 2009 | $330,000 | $455,931 | 4 |
| 2010 | $345,000 | $463,542 | 3 |
| 2012 | $447,444 | $546,168 | 2 |
| 2013 | $503,000 | $599,804 | 1 |
| 2014 | $435,000 | $513,408 | 4 |
| 2016 | $460,000 | $548,671 | 1 |
| 2017 | $454,168 | $538,608 | 1 |
| 2018 | $410,000 | $484,106 | 1 |
| 2019 | $402,500 | $472,568 | 4 |
| 2020 | $397,500 | $467,503 | 2 |
| 2021 | $486,000 | $558,650 | 4 |
| 2022 | $560,000 | $606,525 | 1 |
| 2023 | $568,000 | $586,826 | 3 |
| 2024 | $610,000 | $615,508 | 1 |
| Record sale | $610,000 (5-Room, 2024-03) |
|---|---|
| First recorded sale | $94,000 (1990-01) |
| Busiest year | 1994 · 12 sales |
| 10-year change (real) | +20% (+1.8%/yr, 2014→2024) |
| Total transacted | $38.8M across 125 sales |
| Month | Flat type | Storey | Area (m²) | Price |
|---|---|---|---|---|
| 2024-03 | 5-Room | 07 TO 09 | 126 | $610,000 |
| 2023-10 | 5-Room | 07 TO 09 | 126 | $590,000 |
| 2023-04 | 5-Room | 07 TO 09 | 121 | $568,000 |
| 2023-01 | 4-Room | 10 TO 12 | 95 | $473,000 |
| 2022-04 | 5-Room | 07 TO 09 | 121 | $560,000 |
| 2021-09 | 5-Room | 04 TO 06 | 126 | $500,000 |
| 2021-07 | 5-Room | 04 TO 06 | 121 | $470,000 |
| 2021-06 | 5-Room | 10 TO 12 | 126 | $528,000 |
| 2021-03 | 5-Room | 04 TO 06 | 121 | $472,000 |
| 2020-09 | 5-Room | 04 TO 06 | 126 | $395,000 |
| 2020-08 | 5-Room | 01 TO 03 | 121 | $400,000 |
| 2019-09 | 5-Room | 04 TO 06 | 126 | $390,000 |
| 2019-07 | 5-Room | 04 TO 06 | 121 | $360,000 |
| 2019-07 | 5-Room | 10 TO 12 | 121 | $428,000 |
| 2019-04 | 5-Room | 04 TO 06 | 126 | $415,000 |
| 2018-09 | 5-Room | 01 TO 03 | 121 | $410,000 |
| 2017-03 | 5-Room | 07 TO 09 | 121 | $454,168 |
| 2016-09 | 5-Room | 10 TO 12 | 121 | $460,000 |
| 2014-09 | 5-Room | 01 TO 03 | 126 | $430,000 |
| 2014-08 | 4-Room | 04 TO 06 | 95 | $388,888 |
| Block | Median (24 mo) | Median $/m² |
|---|---|---|
| 1. Blk 213 | $678,000 | $5,603/m² |
| 2. Blk 229 | $664,000 | $5,488/m² |
| 3. Blk 212 | $660,000 | $5,459/m² |
| 4. Blk 221 | $645,444 | $5,193/m² |
| 5. Blk 232 | $637,888 | $5,272/m² |
| 6. Blk 209 | $600,000 | $5,537/m² |
| 7. Blk 235 | $583,000 | $5,333/m² |
| 8. Blk 233 | $544,000 | $5,849/m² |
| 9. Blk 214 | $537,000 | $5,886/m² |
| 10. Blk 211 | $529,888 | $6,149/m² |
| 11. Blk 205 | $522,500 | $6,092/m² |
| 12. Blk 223 | $515,000 | $5,857/m² |
| 13. Blk 204 | $513,944 | $6,580/m² |
| 14. Blk 234 | $505,000 | $5,490/m² |
| 15. Blk 227 | $495,000 | $5,672/m² |
Showing the top 15 of 32 blocks.
For a typical 5-room flat here, our price model estimates $580,167–$649,001 (central estimate $614,584). Recent sales — median $606,525 — sit within that range.
The median monthly rent is $3,200/mo over the last 12 months (3 contracts).
The block was completed in 1984 and its 99-year lease runs from 1985.