Blk 173 Ang Mo Kio Avenue 4 — HDB resale prices
HDB resale prices, Ang Mo Kio · 3-Room, 4-Room · built 1981
median resale price, last 24 months
6 sales in that window · as of Sep 2026
How it compares
Blk 173 Ang Mo Kio Avenue 4 is an HDB block in Ang Mo Kio (completed in 1981, 13 storeys, 168 units). As of Sep 2026, its median resale price over the last 24 months is $532,500, about 4% above the Ang Mo Kio median, from 6 sales. 184 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 3-room ×24 · 4-room ×144
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $3,100/mo (6 rental contracts, last 12 months).
Estimated gross rental yield: ~7.0% (Ang Mo Kio average: ~6.8%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 88% of Ang Mo Kio blocks with recent sales.
What the price model says
For a typical 4-room flat here, our price model estimates $515,202–$575,981 (central estimate $545,592). Recent sales — median $519,732 — 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 | $82,000 | $153,513 | 7 |
| 1991 | $76,000 | $137,549 | 6 |
| 1992 | $110,000 | $194,715 | 1 |
| 1993 | $142,500 | $246,594 | 4 |
| 1994 | $175,000 | $293,747 | 6 |
| 1995 | $215,000 | $354,769 | 7 |
| 1996 | $284,000 | $462,246 | 13 |
| 1997 | $300,000 | $478,606 | 5 |
| 1998 | $257,000 | $411,124 | 11 |
| 1999 | $242,444 | $387,747 | 8 |
| 2000 | $243,900 | $384,884 | 12 |
| 2001 | $218,000 | $340,561 | 9 |
| 2002 | $213,500 | $334,843 | 4 |
| 2003 | $195,000 | $304,343 | 6 |
| 2004 | $215,000 | $330,039 | 5 |
| 2005 | $205,000 | $313,207 | 5 |
| 2006 | $226,000 | $341,988 | 5 |
| 2007 | $238,000 | $352,704 | 5 |
| 2008 | $283,000 | $393,295 | 9 |
| 2009 | $310,000 | $428,299 | 4 |
| 2010 | $340,000 | $456,824 | 7 |
| 2011 | $398,000 | $508,070 | 5 |
| 2012 | $418,000 | $510,228 | 6 |
| 2013 | $445,000 | $530,642 | 5 |
| 2015 | $443,000 | $525,598 | 1 |
| 2016 | $435,000 | $518,852 | 5 |
| 2017 | $440,000 | $521,806 | 1 |
| 2018 | $396,000 | $467,575 | 2 |
| 2019 | $375,000 | $440,281 | 3 |
| 2020 | $369,000 | $433,984 | 2 |
| 2021 | $448,000 | $514,970 | 3 |
| 2022 | $447,888 | $485,099 | 3 |
| 2023 | $522,000 | $539,301 | 2 |
| 2024 | $526,944 | $531,702 | 2 |
| 2025 | $525,000 | $525,000 | 3 |
| 2026 | $510,000 | $510,000 | 2 |
Records
| Record sale | $566,000 (4-Room, 2023-12) |
|---|---|
| First recorded sale | $63,000 (1990-03) |
| Busiest year | 1996 · 13 sales |
| 10-year change (real) | -2% (-0.2%/yr, 2016→2026) |
| Total transacted | $50.9M across 184 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-06 | 3-Room | 04–06 | 83 m² | $480,000 |
| 2026-01 | 4-Room | 01–03 | 92 m² | $540,000 |
| 2025-08 | 4-Room | 04–06 | 92 m² | $525,000 |
| 2025-01 | 4-Room | 04–06 | 91 m² | $555,880 |
| 2025-01 | 4-Room | 01–03 | 91 m² | $510,000 |
| 2024-11 | 4-Room | 07–09 | 92 m² | $561,000 |
| 2024-06 | 4-Room | 01–03 | 91 m² | $492,888 |
| 2023-12 | 4-Room | 10–12 | 92 m² | $566,000 |
| 2023-04 | 4-Room | 07–09 | 91 m² | $478,000 |
| 2022-08 | 4-Room | 01–03 | 92 m² | $440,000 |
| 2022-03 | 4-Room | 01–03 | 91 m² | $447,888 |
| 2022-01 | 4-Room | 13–15 | 92 m² | $475,000 |
| 2021-11 | 4-Room | 10–12 | 91 m² | $500,000 |
| 2021-07 | 4-Room | 01–03 | 92 m² | $448,000 |
| 2021-04 | 4-Room | 01–03 | 91 m² | $365,000 |
| 2020-03 | 4-Room | 01–03 | 91 m² | $353,000 |
| 2020-01 | 4-Room | 10–12 | 91 m² | $385,000 |
| 2019-05 | 4-Room | 07–09 | 92 m² | $370,000 |
| 2019-02 | 4-Room | 04–06 | 91 m² | $375,000 |
| 2019-01 | 4-Room | 04–06 | 92 m² | $395,000 |
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Quick answers
How much does a flat at Blk 173 Ang Mo Kio Avenue 4 cost?
The median resale price over the last 24 months is $532,500 (6 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 173 Ang Mo Kio Avenue 4 fairly priced?
For a typical 4-room flat here, our price model estimates $515,202–$575,981 (central estimate $545,592). Recent sales — median $519,732 — sit within that range.
What is the rent at Blk 173 Ang Mo Kio Avenue 4?
The median monthly rent is $3,100/mo over the last 12 months (6 contracts).
How old is Blk 173 Ang Mo Kio Avenue 4?
The block was completed in 1981 and its 99-year lease runs from 1982.