Blk 233 Yishun Street 21 — HDB resale prices
HDB resale prices, Yishun · 4-Room · built 1984
median resale price, last 24 months
2 sales in that window · as of Sep 2026
How it compares
Blk 233 Yishun Street 21 is an HDB block in Yishun (completed in 1984, 4 storeys, 19 units). As of Sep 2026, its median resale price over the last 24 months is $544,000, about 1% above the Yishun median, from 2 sales. 33 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 3-room ×14 · 4-room ×5
Prices by flat type — last 24 months (as of Sep 2026)
On price per square metre, this block is cheaper than 61% of Yishun blocks with recent sales.
What the price model says
For a typical 3-room flat here, our price model estimates $319,001–$356,634 (central estimate $337,817). Recent sales — median $375,839 — sit above that range. The model explains 94% of resale prices with a typical error of ±6%. Indicative only — not an official valuation.
Median resale price by year
| Year | Median (nominal) | Median (today's $) | Sales |
|---|---|---|---|
| 1996 | $135,000 | $219,729 | 1 |
| 1997 | $237,500 | $378,897 | 2 |
| 1998 | $138,000 | $220,759 | 3 |
| 2000 | $137,000 | $216,191 | 1 |
| 2001 | $126,000 | $196,838 | 2 |
| 2002 | $117,000 | $183,497 | 1 |
| 2003 | $155,000 | $241,914 | 2 |
| 2004 | $139,000 | $213,374 | 1 |
| 2006 | $180,000 | $272,380 | 1 |
| 2007 | $143,000 | $211,919 | 1 |
| 2008 | $167,000 | $232,086 | 2 |
| 2010 | $250,000 | $335,900 | 1 |
| 2012 | $375,000 | $457,740 | 1 |
| 2013 | $320,000 | $381,585 | 1 |
| 2014 | $280,000 | $330,470 | 1 |
| 2017 | $269,500 | $319,606 | 2 |
| 2018 | $255,000 | $301,090 | 1 |
| 2021 | $310,000 | $356,341 | 2 |
| 2022 | $340,000 | $368,247 | 3 |
| 2024 | $365,000 | $368,296 | 2 |
| 2025 | $544,000 | $544,000 | 2 |
Records
| Record sale | $568,000 (4-Room, 2025-09) |
|---|---|
| First recorded sale | $135,000 (1996-01) |
| Busiest year | 1998 · 3 sales |
| Total transacted | $8.2M across 33 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2025-09 | 4-Room | 01–03 | 93 m² | $568,000 |
| 2025-04 | 4-Room | 01–03 | 93 m² | $520,000 |
| 2024-04 | 3-Room | 01–03 | 67 m² | $350,000 |
| 2024-03 | 3-Room | 04–06 | 67 m² | $380,000 |
| 2022-12 | 3-Room | 01–03 | 67 m² | $355,000 |
| 2022-08 | 3-Room | 01–03 | 67 m² | $340,000 |
| 2022-03 | 3-Room | 01–03 | 67 m² | $327,000 |
| 2021-12 | 3-Room | 04–06 | 67 m² | $340,000 |
| 2021-02 | 3-Room | 04–06 | 67 m² | $280,000 |
| 2018-02 | 3-Room | 01–03 | 67 m² | $255,000 |
| 2017-05 | 3-Room | 04–06 | 67 m² | $270,000 |
| 2017-03 | 3-Room | 01–03 | 67 m² | $269,000 |
| 2014-11 | 3-Room | 01–03 | 67 m² | $280,000 |
| 2013-09 | 3-Room | 04–06 | 67 m² | $320,000 |
| 2012-03 | 4-Room | 01–05 | 93 m² | $375,000 |
| 2010-05 | 3-Room | 04–06 | 67 m² | $250,000 |
| 2008-08 | 3-Room | 01–03 | 67 m² | $166,000 |
| 2008-05 | 3-Room | 04–06 | 67 m² | $168,000 |
| 2007-03 | 3-Room | 04–06 | 67 m² | $143,000 |
| 2006-04 | 4-Room | 04–06 | 93 m² | $180,000 |
Yishun Street 21 blocks ranked by price
Showing the top 15 of 33 priced blocks.
More blocks on Yishun Street 21
Quick answers
How much does a flat at Blk 233 Yishun Street 21 cost?
The median resale price over the last 24 months is $544,000 (2 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 233 Yishun Street 21 fairly priced?
For a typical 3-room flat here, our price model estimates $319,001–$356,634 (central estimate $337,817). Recent sales — median $375,839 — sit above that range.
How old is Blk 233 Yishun Street 21?
The block was completed in 1984 and its 99-year lease runs from 1985.