Blk 231 Bishan Street 23 — HDB resale prices
HDB resale prices, Bishan · Executive · built 1990
median resale price, last 24 months
7 sales in that window · as of Sep 2026
How it compares
Blk 231 Bishan Street 23 is an HDB block in Bishan (completed in 1990, 19 storeys, 94 units). As of Sep 2026, its median resale price over the last 24 months is $1,200,000, about 42% above the Bishan median, from 7 sales. 134 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): exec ×94
Prices by flat type — last 24 months (as of Sep 2026)
On price per square metre, this block is cheaper than 36% of Bishan blocks with recent sales.
What the price model says
For a typical executive flat here, our price model estimates $1,157,043–$1,293,540 (central estimate $1,225,291). Recent sales — median $1,180,110 — sit within 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 |
|---|---|---|---|
| 1995 | $587,500 | $969,428 | 12 |
| 1996 | $655,000 | $1,066,095 | 15 |
| 1997 | $665,000 | $1,060,911 | 3 |
| 1998 | $553,500 | $885,437 | 2 |
| 1999 | $538,000 | $860,437 | 7 |
| 2000 | $580,000 | $915,263 | 2 |
| 2001 | $542,500 | $847,498 | 6 |
| 2002 | $530,750 | $832,402 | 4 |
| 2003 | $485,000 | $756,956 | 3 |
| 2004 | $453,000 | $695,385 | 7 |
| 2005 | $411,500 | $628,705 | 2 |
| 2006 | $462,000 | $699,107 | 3 |
| 2007 | $517,000 | $766,168 | 3 |
| 2008 | $625,500 | $869,278 | 6 |
| 2009 | $601,500 | $831,037 | 2 |
| 2010 | $680,500 | $914,320 | 6 |
| 2011 | $725,000 | $925,505 | 6 |
| 2012 | $852,500 | $1,040,596 | 2 |
| 2013 | $847,500 | $1,010,604 | 4 |
| 2014 | $838,888 | $990,096 | 5 |
| 2015 | $920,000 | $1,091,536 | 3 |
| 2016 | $900,000 | $1,073,487 | 3 |
| 2017 | $918,000 | $1,088,677 | 3 |
| 2018 | $875,000 | $1,033,153 | 3 |
| 2019 | $925,000 | $1,086,026 | 3 |
| 2020 | $942,500 | $1,108,482 | 2 |
| 2021 | $972,500 | $1,117,875 | 4 |
| 2022 | $954,000 | $1,033,258 | 3 |
| 2023 | $1,123,000 | $1,160,220 | 1 |
| 2024 | $1,218,000 | $1,228,999 | 2 |
| 2025 | $1,212,500 | $1,212,500 | 2 |
| 2026 | $1,200,000 | $1,200,000 | 5 |
Records
| Record sale | $1,362,888 (Executive, 2026-10) |
|---|---|
| First recorded sale | $570,000 (1995-04) |
| Busiest year | 1996 · 15 sales |
| 10-year change (real) | +12% (+1.1%/yr, 2016→2026) |
| Total transacted | $95.7M across 134 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-10 | Executive | 13–15 | 148 m² | $1,362,888 |
| 2026-08 | Executive | 01–03 | 146 m² | $1,200,000 |
| 2026-07 | Executive | 01–03 | 146 m² | $1,088,888 |
| 2026-05 | Executive | 07–09 | 146 m² | $1,240,000 |
| 2026-03 | Executive | 01–03 | 146 m² | $935,000 |
| 2025-09 | Executive | 01–03 | 146 m² | $1,105,000 |
| 2025-08 | Executive | 13–15 | 146 m² | $1,320,000 |
| 2024-07 | Executive | 13–15 | 146 m² | $1,236,000 |
| 2024-01 | Executive | 07–09 | 146 m² | $1,200,000 |
| 2023-05 | Executive | 04–06 | 146 m² | $1,123,000 |
| 2022-08 | Executive | 04–06 | 146 m² | $1,060,000 |
| 2022-08 | Executive | 04–06 | 146 m² | $950,000 |
| 2022-06 | Executive | 01–03 | 148 m² | $954,000 |
| 2021-12 | Executive | 04–06 | 146 m² | $1,060,000 |
| 2021-10 | Executive | 07–09 | 154 m² | $980,000 |
| 2021-06 | Executive | 10–12 | 146 m² | $965,000 |
| 2021-03 | Executive | 10–12 | 146 m² | $960,000 |
| 2020-12 | Executive | 04–06 | 146 m² | $910,000 |
| 2020-06 | Executive | 04–06 | 146 m² | $975,000 |
| 2019-06 | Executive | 01–03 | 148 m² | $840,000 |
Bishan Street 23 blocks ranked by price
Showing the top 15 of 26 priced blocks.
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Quick answers
How much does a flat at Blk 231 Bishan Street 23 cost?
The median resale price over the last 24 months is $1,200,000 (7 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 231 Bishan Street 23 fairly priced?
For a typical executive flat here, our price model estimates $1,157,043–$1,293,540 (central estimate $1,225,291). Recent sales — median $1,180,110 — sit within that range.
How old is Blk 231 Bishan Street 23?
The block was completed in 1990 and its 99-year lease runs from 1992.