Blk 321 Ang Mo Kio Avenue 1 — HDB resale prices
HDB resale prices, Ang Mo Kio · 3-Room · built 1976
median resale price, last 24 months
7 sales in that window · as of Sep 2026
How it compares
Blk 321 Ang Mo Kio Avenue 1 is an HDB block in Ang Mo Kio (completed in 1976, 12 storeys, 131 units). As of Sep 2026, its median resale price over the last 24 months is $475,000, about 7% below the Ang Mo Kio median, from 7 sales. 170 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 3-room ×108 · 4-room ×22 · exec ×1
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $3,000/mo (9 rental contracts, last 12 months).
Estimated gross rental yield: ~7.6% (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 63% of Ang Mo Kio blocks with recent sales.
What the price model says
For a typical 3-room flat here, our price model estimates $422,309–$472,130 (central estimate $447,219). Recent sales — median $447,500 — 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 | $47,000 | $87,989 | 3 |
| 1991 | $47,000 | $85,063 | 5 |
| 1992 | $62,500 | $110,633 | 6 |
| 1993 | $85,000 | $147,091 | 8 |
| 1994 | $107,000 | $179,605 | 5 |
| 1995 | $183,000 | $301,966 | 7 |
| 1996 | $176,500 | $287,276 | 10 |
| 1997 | $209,500 | $334,227 | 6 |
| 1998 | $180,000 | $287,947 | 11 |
| 1999 | $152,500 | $243,897 | 8 |
| 2000 | $171,500 | $270,634 | 6 |
| 2001 | $150,000 | $234,331 | 9 |
| 2002 | $172,000 | $269,756 | 3 |
| 2003 | $183,000 | $285,614 | 5 |
| 2004 | $202,000 | $310,083 | 6 |
| 2005 | $201,000 | $307,095 | 5 |
| 2006 | $310,000 | $469,098 | 1 |
| 2007 | $276,000 | $409,018 | 8 |
| 2008 | $288,500 | $400,938 | 4 |
| 2009 | $293,000 | $404,811 | 5 |
| 2010 | $344,000 | $462,198 | 6 |
| 2011 | $393,000 | $501,687 | 4 |
| 2012 | $396,250 | $483,679 | 4 |
| 2013 | $520,944 | $621,201 | 2 |
| 2014 | $382,888 | $451,903 | 3 |
| 2015 | $339,000 | $402,207 | 2 |
| 2016 | $335,000 | $399,576 | 2 |
| 2017 | $445,000 | $527,735 | 1 |
| 2018 | $343,444 | $405,520 | 2 |
| 2019 | $412,500 | $484,309 | 2 |
| 2020 | $320,500 | $376,943 | 4 |
| 2021 | $348,500 | $400,596 | 4 |
| 2022 | $365,000 | $395,324 | 3 |
| 2024 | $488,000 | $492,407 | 5 |
| 2025 | $463,000 | $463,000 | 3 |
| 2026 | $467,500 | $467,500 | 2 |
Records
| Record sale | $598,000 (4-Room, 2013-06) |
|---|---|
| First recorded sale | $47,000 (1990-08) |
| Busiest year | 1998 · 11 sales |
| 10-year change (real) | +17% (+1.6%/yr, 2016→2026) |
| Total transacted | $40.8M across 170 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-06 | 3-Room | 10–12 | 73 m² | $460,000 |
| 2026-02 | 3-Room | 04–06 | 73 m² | $475,000 |
| 2025-09 | 3-Room | 10–12 | 88 m² | $533,888 |
| 2025-04 | 3-Room | 04–06 | 73 m² | $435,000 |
| 2025-03 | 3-Room | 07–09 | 73 m² | $463,000 |
| 2024-12 | 3-Room | 04–06 | 88 m² | $488,000 |
| 2024-11 | 3-Room | 04–06 | 88 m² | $488,000 |
| 2024-09 | 3-Room | 07–09 | 88 m² | $490,000 |
| 2024-05 | 3-Room | 07–09 | 73 m² | $425,000 |
| 2024-03 | 3-Room | 07–09 | 73 m² | $415,000 |
| 2022-11 | 3-Room | 10–12 | 73 m² | $365,000 |
| 2022-10 | 3-Room | 04–06 | 73 m² | $365,000 |
| 2022-06 | 3-Room | 01–03 | 73 m² | $368,000 |
| 2021-12 | 3-Room | 07–09 | 73 m² | $360,000 |
| 2021-09 | 3-Room | 01–03 | 73 m² | $330,000 |
| 2021-03 | 3-Room | 07–09 | 73 m² | $346,000 |
| 2021-01 | 3-Room | 10–12 | 73 m² | $351,000 |
| 2020-12 | 3-Room | 10–12 | 73 m² | $325,000 |
| 2020-10 | 3-Room | 04–06 | 73 m² | $316,000 |
| 2020-06 | 3-Room | 10–12 | 88 m² | $345,000 |
Ang Mo Kio Avenue 1 blocks ranked by price
Showing the top 15 of 35 priced blocks.
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Quick answers
How much does a flat at Blk 321 Ang Mo Kio Avenue 1 cost?
The median resale price over the last 24 months is $475,000 (7 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 321 Ang Mo Kio Avenue 1 fairly priced?
For a typical 3-room flat here, our price model estimates $422,309–$472,130 (central estimate $447,219). Recent sales — median $447,500 — sit within that range.
What is the rent at Blk 321 Ang Mo Kio Avenue 1?
The median monthly rent is $3,000/mo over the last 12 months (9 contracts).
How old is Blk 321 Ang Mo Kio Avenue 1?
The block was completed in 1976 and its 99-year lease runs from 1977.