Blk 423 Hougang Avenue 6 — HDB resale prices
HDB resale prices, Hougang · 4-Room, 5-Room · built 1989
median resale price, last 24 months
3 sales in that window · as of Sep 2026
How it compares
Blk 423 Hougang Avenue 6 is an HDB block in Hougang (completed in 1989, 10 storeys, 90 units). As of Sep 2026, its median resale price over the last 24 months is $838,888, about 33% above the Hougang median, from 3 sales. 107 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 4-room ×72 · 5-room ×18
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $3,500/mo (1 rental contracts, last 12 months).
Estimated gross rental yield: ~5.0% (Hougang average: ~5.9%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 15% of Hougang blocks with recent sales.
What the price model says
For a typical 4-room flat here, our price model estimates $549,319–$614,123 (central estimate $581,721). Recent sales — median $595,511 — 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 |
|---|---|---|---|
| 1994 | $179,500 | $301,301 | 4 |
| 1995 | $258,000 | $425,723 | 7 |
| 1996 | $323,000 | $525,723 | 8 |
| 1997 | $346,000 | $551,993 | 4 |
| 1998 | $301,500 | $482,311 | 10 |
| 1999 | $290,000 | $463,804 | 7 |
| 2000 | $340,000 | $536,533 | 5 |
| 2001 | $264,800 | $413,673 | 6 |
| 2002 | $256,500 | $402,282 | 6 |
| 2003 | $280,000 | $437,005 | 3 |
| 2004 | $257,000 | $394,512 | 2 |
| 2005 | $244,000 | $372,792 | 5 |
| 2006 | $258,000 | $390,411 | 3 |
| 2008 | $337,000 | $468,340 | 5 |
| 2009 | $387,000 | $534,682 | 5 |
| 2010 | $402,000 | $540,127 | 3 |
| 2011 | $444,500 | $567,430 | 2 |
| 2012 | $465,000 | $567,598 | 3 |
| 2013 | $500,000 | $596,227 | 1 |
| 2014 | $445,000 | $525,211 | 1 |
| 2016 | $474,500 | $565,966 | 4 |
| 2018 | $465,000 | $549,047 | 3 |
| 2020 | $428,000 | $503,374 | 1 |
| 2021 | $521,500 | $599,457 | 2 |
| 2022 | $540,000 | $584,863 | 2 |
| 2024 | $620,000 | $625,599 | 2 |
| 2025 | $662,888 | $662,888 | 1 |
| 2026 | $846,944 | $846,944 | 2 |
Records
| Record sale | $855,000 (5-Room, 2026-09) |
|---|---|
| First recorded sale | $177,000 (1994-10) |
| Busiest year | 1998 · 10 sales |
| 10-year change (real) | +50% (+4.1%/yr, 2016→2026) |
| Total transacted | $37.6M across 107 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-09 | 5-Room | 04–06 | 122 m² | $855,000 |
| 2026-07 | 5-Room | 07–09 | 122 m² | $838,888 |
| 2025-07 | 4-Room | 07–09 | 94 m² | $662,888 |
| 2024-08 | 4-Room | 04–06 | 109 m² | $650,000 |
| 2024-02 | 4-Room | 04–06 | 103 m² | $590,000 |
| 2022-07 | 4-Room | 07–09 | 105 m² | $550,000 |
| 2022-04 | 4-Room | 04–06 | 113 m² | $530,000 |
| 2021-12 | 4-Room | 01–03 | 105 m² | $488,000 |
| 2021-07 | 5-Room | 07–09 | 123 m² | $555,000 |
| 2020-06 | 4-Room | 04–06 | 105 m² | $428,000 |
| 2018-07 | 4-Room | 07–09 | 94 m² | $368,000 |
| 2018-06 | 4-Room | 07–09 | 110 m² | $498,000 |
| 2018-06 | 4-Room | 07–09 | 110 m² | $465,000 |
| 2016-07 | 4-Room | 07–09 | 103 m² | $481,000 |
| 2016-05 | 4-Room | 07–09 | 109 m² | $468,000 |
| 2016-03 | 4-Room | 04–06 | 105 m² | $428,000 |
| 2016-01 | 5-Room | 01–03 | 122 m² | $520,000 |
| 2014-04 | 4-Room | 01–03 | 105 m² | $445,000 |
| 2013-06 | 4-Room | 10–12 | 109 m² | $500,000 |
| 2012-03 | 4-Room | 06–10 | 110 m² | $465,000 |
Hougang Avenue 6 blocks ranked by price
Showing the top 15 of 23 priced blocks.
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Quick answers
How much does a flat at Blk 423 Hougang Avenue 6 cost?
The median resale price over the last 24 months is $838,888 (3 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 423 Hougang Avenue 6 fairly priced?
For a typical 4-room flat here, our price model estimates $549,319–$614,123 (central estimate $581,721). Recent sales — median $595,511 — sit within that range.
What is the rent at Blk 423 Hougang Avenue 6?
The median monthly rent is $3,500/mo over the last 12 months (1 contracts).
How old is Blk 423 Hougang Avenue 6?
The block was completed in 1989 and its 99-year lease runs from 1989.