Blk 509 Ang Mo Kio Ave 8 is an HDB block in Ang Mo Kio (completed in 1979, 12 storeys, 150 units). As of Jul 2026, its median resale price over the last 24 months is $460,000, about 27% below the Ang Mo Kio median, from 8 sales. 207 resale transactions have been recorded here since 1990.
Explore this block on the interactive map →| Town | Ang Mo Kio |
|---|---|
| Completed | 1979 |
| Lease from | 1980 |
| Storeys | 12 |
| Dwelling units | 150 |
| Unit mix (sold) | 3-room ×123 · 4-room ×22 · 5-room ×1 · exec ×3 |
| Recorded resales | 207 since 1990 |
| Flat type | Median price | Median $/m² | Sales |
|---|---|---|---|
| 3-Room | $455,000 | $6,343/m² | 7 |
| 4-Room | $548,888 | $6,032/m² | 1 |
Median monthly rent at this block: $2,800/mo (11 rental contracts, last 12 months).
Estimated gross rental yield: ~7.3% (Ang Mo Kio average: ~5.5%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 48% of Ang Mo Kio blocks with recent sales.
For a typical 3-room flat here, our price model estimates $384,442–$430,054 (central estimate $407,248). Recent sales — median $430,919 — sit above that range. The model explains 94% of resale prices with a typical error of ±6%. Indicative only — not an official valuation.
| 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 |
| 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 |
| Month | Flat type | Storey | Area (m²) | Price |
|---|---|---|---|---|
| 2026-06 | 3-Room | 04 TO 06 | 67 | $433,000 |
| 2026-04 | 3-Room | 01 TO 03 | 81 | $455,000 |
| 2025-12 | 3-Room | 04 TO 06 | 67 | $465,000 |
| 2025-05 | 3-Room | 04 TO 06 | 81 | $475,000 |
| 2025-04 | 3-Room | 10 TO 12 | 67 | $440,000 |
| 2025-02 | 3-Room | 10 TO 12 | 81 | $485,000 |
| 2025-01 | 4-Room | 10 TO 12 | 91 | $548,888 |
| 2024-12 | 3-Room | 07 TO 09 | 67 | $425,000 |
| 2024-06 | 3-Room | 01 TO 03 | 81 | $465,000 |
| 2024-01 | 3-Room | 10 TO 12 | 67 | $380,000 |
| 2023-12 | 3-Room | 07 TO 09 | 67 | $398,888 |
| 2023-10 | 3-Room | 01 TO 03 | 81 | $425,000 |
| 2023-06 | 3-Room | 07 TO 09 | 67 | $391,500 |
| 2022-11 | 3-Room | 01 TO 03 | 67 | $348,000 |
| 2022-08 | 3-Room | 07 TO 09 | 67 | $370,000 |
| 2022-01 | 3-Room | 04 TO 06 | 67 | $346,000 |
| 2021-08 | 3-Room | 01 TO 03 | 81 | $366,000 |
| 2021-04 | 3-Room | 04 TO 06 | 67 | $315,000 |
| 2021-01 | 4-Room | 01 TO 03 | 91 | $380,000 |
| 2020-12 | 4-Room | 01 TO 03 | 91 | $360,000 |
| Block | Median (24 mo) | Median $/m² |
|---|---|---|
| 1. Blk 710 | $848,888 | $7,255/m² |
| 2. Blk 511 | $540,000 | $5,934/m² |
| 3. Blk 512 | $487,944 | $6,372/m² |
| 4. Blk 709 | $465,000 | $6,838/m² |
| 5. Blk 509 | $460,000 | $6,188/m² |
| 6. Blk 705 | $460,000 | $6,765/m² |
| 7. Blk 507 | $455,000 | $6,716/m² |
| 8. Blk 506 | $450,000 | $6,603/m² |
| 9. Blk 513 | $450,000 | $6,401/m² |
| 10. Blk 504 | $450,000 | $6,618/m² |
| 11. Blk 505 | $435,000 | $6,280/m² |
| 12. Blk 510 | $335,000 | $7,614/m² |
| 13. Blk 508 | $328,750 | $7,472/m² |
The median resale price over the last 24 months is $460,000 (8 sales, as of Jul 2026). See the by-type table above for 3-room vs 4-room medians.
For a typical 3-room flat here, our price model estimates $384,442–$430,054 (central estimate $407,248). Recent sales — median $430,919 — sit above that range.
The median monthly rent is $2,800/mo over the last 12 months (11 contracts).
The block was completed in 1979 and its 99-year lease runs from 1980.