Blk 21 Hougang Avenue 3 — HDB resale prices
HDB resale prices, Hougang · 3-Room, 4-Room · built 1977
median resale price, last 24 months
4 sales in that window · as of Sep 2026
How it compares
Blk 21 Hougang Avenue 3 is an HDB block in Hougang (completed in 1977, 12 storeys, 130 units). As of Sep 2026, its median resale price over the last 24 months is $502,944, about 20% below the Hougang median, from 4 sales. 142 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 3-room ×106 · 4-room ×22 · 5-room ×1 · exec ×1
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $2,700/mo (5 rental contracts, last 12 months).
Estimated gross rental yield: ~6.4% (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 100% of Hougang blocks with recent sales.
What the price model says
For a typical 3-room flat here, our price model estimates $349,148–$390,337 (central estimate $369,742). Recent sales — median $377,682 — 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 |
|---|---|---|---|
| 1990 | $50,800 | $95,103 | 3 |
| 1991 | $41,850 | $75,742 | 6 |
| 1992 | $58,000 | $102,668 | 8 |
| 1993 | $60,000 | $103,829 | 2 |
| 1994 | $92,500 | $155,266 | 4 |
| 1996 | $165,000 | $268,558 | 7 |
| 1997 | $186,000 | $296,736 | 5 |
| 1998 | $164,500 | $263,151 | 10 |
| 1999 | $152,000 | $243,097 | 9 |
| 2000 | $160,500 | $253,275 | 9 |
| 2001 | $144,000 | $224,958 | 4 |
| 2002 | $143,000 | $224,274 | 3 |
| 2003 | $170,000 | $265,325 | 3 |
| 2004 | $179,000 | $274,777 | 7 |
| 2005 | $166,500 | $254,385 | 4 |
| 2006 | $175,000 | $264,813 | 5 |
| 2007 | $218,000 | $323,065 | 1 |
| 2008 | $258,000 | $358,551 | 3 |
| 2009 | $240,000 | $331,586 | 3 |
| 2010 | $302,000 | $405,767 | 5 |
| 2011 | $320,000 | $408,499 | 6 |
| 2012 | $341,500 | $416,849 | 2 |
| 2013 | $455,000 | $542,566 | 1 |
| 2014 | $376,000 | $443,774 | 2 |
| 2015 | $335,000 | $397,461 | 1 |
| 2016 | $320,500 | $382,281 | 2 |
| 2017 | $301,500 | $357,556 | 8 |
| 2018 | $276,250 | $326,181 | 2 |
| 2019 | $315,000 | $369,836 | 3 |
| 2020 | $295,000 | $346,952 | 1 |
| 2021 | $318,000 | $365,536 | 1 |
| 2022 | $370,000 | $400,740 | 2 |
| 2023 | $360,000 | $371,932 | 5 |
| 2024 | $380,000 | $383,431 | 1 |
| 2025 | $505,000 | $505,000 | 3 |
| 2026 | $425,000 | $425,000 | 1 |
Records
| Record sale | $519,000 (4-Room, 2025-06) |
|---|---|
| First recorded sale | $50,800 (1990-01) |
| Busiest year | 1998 · 10 sales |
| 10-year change (real) | +11% (+1.1%/yr, 2016→2026) |
| Total transacted | $30.6M across 142 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-06 | 3-Room | 01–03 | 73 m² | $425,000 |
| 2025-09 | 4-Room | 01–03 | 98 m² | $505,000 |
| 2025-06 | 4-Room | 04–06 | 98 m² | $519,000 |
| 2025-02 | 4-Room | 04–06 | 98 m² | $500,888 |
| 2024-04 | 3-Room | 07–09 | 73 m² | $380,000 |
| 2023-08 | 3-Room | 04–06 | 88 m² | $435,228 |
| 2023-06 | 3-Room | 10–12 | 73 m² | $378,000 |
| 2023-04 | 3-Room | 10–12 | 73 m² | $358,000 |
| 2023-02 | 3-Room | 10–12 | 73 m² | $360,000 |
| 2023-02 | 3-Room | 01–03 | 73 m² | $358,888 |
| 2022-11 | 3-Room | 07–09 | 73 m² | $400,000 |
| 2022-04 | 3-Room | 04–06 | 73 m² | $340,000 |
| 2021-12 | 3-Room | 01–03 | 73 m² | $318,000 |
| 2020-08 | 3-Room | 01–03 | 73 m² | $295,000 |
| 2019-09 | 3-Room | 07–09 | 88 m² | $315,000 |
| 2019-04 | 4-Room | 01–03 | 98 m² | $330,000 |
| 2019-01 | 3-Room | 01–03 | 73 m² | $290,000 |
| 2018-05 | 3-Room | 10–12 | 73 m² | $290,000 |
| 2018-01 | 3-Room | 01–03 | 73 m² | $262,500 |
| 2017-12 | 3-Room | 04–06 | 73 m² | $275,000 |
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Quick answers
How much does a flat at Blk 21 Hougang Avenue 3 cost?
The median resale price over the last 24 months is $502,944 (4 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 21 Hougang Avenue 3 fairly priced?
For a typical 3-room flat here, our price model estimates $349,148–$390,337 (central estimate $369,742). Recent sales — median $377,682 — sit within that range.
What is the rent at Blk 21 Hougang Avenue 3?
The median monthly rent is $2,700/mo over the last 12 months (5 contracts).
How old is Blk 21 Hougang Avenue 3?
The block was completed in 1977 and its 99-year lease runs from 1978.