Blk 509 Ang Mo Kio Avenue 8 — HDB resale prices
HDB resale prices, Ang Mo Kio · 3-Room, 4-Room · built 1979
median resale price, last 24 months
8 sales in that window · as of Sep 2026
How it compares
Blk 509 Ang Mo Kio Avenue 8 is an HDB block in Ang Mo Kio (completed in 1979, 12 storeys, 150 units). As of Sep 2026, its median resale price over the last 24 months is $460,000, about 10% below the Ang Mo Kio median, from 8 sales. 207 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 3-room ×123 · 4-room ×22 · 5-room ×1 · exec ×3
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $2,800/mo (12 rental contracts, last 12 months).
Estimated gross rental yield: ~7.3% (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 51% of Ang Mo Kio blocks with recent sales.
What the price model says
For a typical 3-room flat here, our price model estimates $389,781–$435,764 (central estimate $412,772). Recent sales — median $433,000 — 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 | $43,500 | $81,437 | 8 |
| 1991 | $55,000 | $99,542 | 3 |
| 1992 | $72,000 | $127,450 | 7 |
| 1993 | $89,000 | $154,013 | 10 |
| 1994 | $155,000 | $260,176 | 3 |
| 1995 | $132,500 | $218,637 | 8 |
| 1996 | $200,000 | $325,525 | 11 |
| 1997 | $255,500 | $407,613 | 6 |
| 1998 | $185,000 | $295,945 | 11 |
| 1999 | $174,750 | $279,482 | 10 |
| 2000 | $162,750 | $256,826 | 10 |
| 2001 | $178,500 | $278,854 | 10 |
| 2002 | $147,000 | $230,548 | 7 |
| 2003 | $173,444 | $270,700 | 10 |
| 2004 | $171,000 | $262,496 | 7 |
| 2005 | $174,000 | $265,844 | 5 |
| 2006 | $177,500 | $268,596 | 4 |
| 2007 | $253,500 | $375,674 | 3 |
| 2008 | $266,500 | $370,364 | 10 |
| 2009 | $344,000 | $475,273 | 2 |
| 2010 | $275,000 | $369,490 | 5 |
| 2011 | $350,000 | $446,795 | 5 |
| 2012 | $378,500 | $462,012 | 6 |
| 2013 | $361,400 | $430,953 | 4 |
| 2014 | $358,000 | $422,529 | 4 |
| 2015 | $335,500 | $398,055 | 4 |
| 2017 | $394,000 | $467,253 | 2 |
| 2018 | $346,888 | $409,587 | 7 |
| 2019 | $330,000 | $387,447 | 3 |
| 2020 | $318,000 | $374,002 | 3 |
| 2021 | $366,000 | $420,712 | 3 |
| 2022 | $348,000 | $376,912 | 3 |
| 2023 | $398,888 | $412,109 | 3 |
| 2024 | $425,000 | $428,838 | 3 |
| 2025 | $475,000 | $475,000 | 5 |
| 2026 | $444,000 | $444,000 | 2 |
Records
| Record sale | $835,000 (Executive, 2018-12) |
|---|---|
| First recorded sale | $47,000 (1990-03) |
| Busiest year | 1996 · 11 sales |
| Total transacted | $47.8M across 207 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-06 | 3-Room | 04–06 | 67 m² | $433,000 |
| 2026-04 | 3-Room | 01–03 | 81 m² | $455,000 |
| 2025-12 | 3-Room | 04–06 | 67 m² | $465,000 |
| 2025-05 | 3-Room | 04–06 | 81 m² | $475,000 |
| 2025-04 | 3-Room | 10–12 | 67 m² | $440,000 |
| 2025-02 | 3-Room | 10–12 | 81 m² | $485,000 |
| 2025-01 | 4-Room | 10–12 | 91 m² | $548,888 |
| 2024-12 | 3-Room | 07–09 | 67 m² | $425,000 |
| 2024-06 | 3-Room | 01–03 | 81 m² | $465,000 |
| 2024-01 | 3-Room | 10–12 | 67 m² | $380,000 |
| 2023-12 | 3-Room | 07–09 | 67 m² | $398,888 |
| 2023-10 | 3-Room | 01–03 | 81 m² | $425,000 |
| 2023-06 | 3-Room | 07–09 | 67 m² | $391,500 |
| 2022-11 | 3-Room | 01–03 | 67 m² | $348,000 |
| 2022-08 | 3-Room | 07–09 | 67 m² | $370,000 |
| 2022-01 | 3-Room | 04–06 | 67 m² | $346,000 |
| 2021-08 | 3-Room | 01–03 | 81 m² | $366,000 |
| 2021-04 | 3-Room | 04–06 | 67 m² | $315,000 |
| 2021-01 | 4-Room | 01–03 | 91 m² | $380,000 |
| 2020-12 | 4-Room | 01–03 | 91 m² | $360,000 |
Ang Mo Kio Avenue 8 blocks ranked by price
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Quick answers
How much does a flat at Blk 509 Ang Mo Kio Avenue 8 cost?
The median resale price over the last 24 months is $460,000 (8 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 509 Ang Mo Kio Avenue 8 fairly priced?
For a typical 3-room flat here, our price model estimates $389,781–$435,764 (central estimate $412,772). Recent sales — median $433,000 — sit within that range.
What is the rent at Blk 509 Ang Mo Kio Avenue 8?
The median monthly rent is $2,800/mo over the last 12 months (12 contracts).
How old is Blk 509 Ang Mo Kio Avenue 8?
The block was completed in 1979 and its 99-year lease runs from 1980.