Blk 640 Ang Mo Kio Ave 6 is an HDB block in Ang Mo Kio (completed in 1980, 13 storeys, 120 units). As of Jul 2026, its median resale price over the last 24 months is $560,000, about 11% below the Ang Mo Kio median, from 7 sales. 103 resale transactions have been recorded here since 1990.
Explore this block on the interactive map →| Town | Ang Mo Kio |
|---|---|
| Completed | 1980 |
| Lease from | 1980 |
| Storeys | 13 |
| Dwelling units | 120 |
| Unit mix (sold) | 4-room ×120 |
| Recorded resales | 103 since 1990 |
| Flat type | Median price | Median $/m² | Sales |
|---|---|---|---|
| 4-Room | $560,000 | $6,154/m² | 7 |
Median monthly rent at this block: $3,225/mo (6 rental contracts, last 12 months).
Estimated gross rental yield: ~6.9% (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 52% of Ang Mo Kio blocks with recent sales.
For a typical 4-room flat here, our price model estimates $557,118–$623,216 (central estimate $590,167). Recent sales — median $557,000 — sit below 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 | $71,000 | $132,920 | 6 |
| 1991 | $68,500 | $123,975 | 2 |
| 1992 | $120,000 | $212,416 | 1 |
| 1993 | $160,000 | $276,878 | 5 |
| 1994 | $180,000 | $302,140 | 3 |
| 1995 | $245,000 | $404,272 | 6 |
| 1996 | $349,000 | $568,041 | 6 |
| 1997 | $346,250 | $552,392 | 2 |
| 1998 | $253,000 | $404,725 | 8 |
| 1999 | $260,000 | $415,824 | 9 |
| 2000 | $259,000 | $408,712 | 5 |
| 2001 | $238,500 | $372,587 | 9 |
| 2002 | $242,500 | $380,325 | 2 |
| 2003 | $240,000 | $374,576 | 3 |
| 2004 | $257,000 | $394,512 | 3 |
| 2007 | $284,000 | $420,874 | 2 |
| 2009 | $365,000 | $504,287 | 3 |
| 2010 | $430,000 | $577,748 | 5 |
| 2012 | $470,000 | $573,701 | 1 |
| 2013 | $475,000 | $566,415 | 1 |
| 2014 | $471,944 | $557,011 | 4 |
| 2016 | $487,000 | $580,876 | 1 |
| 2017 | $465,944 | $552,573 | 2 |
| 2018 | $468,000 | $552,589 | 1 |
| 2019 | $410,000 | $481,374 | 2 |
| 2021 | $440,000 | $505,774 | 3 |
| 2024 | $535,000 | $539,831 | 1 |
| 2025 | $585,000 | $585,000 | 2 |
| 2026 | $560,000 | $560,000 | 5 |
| Record sale | $613,000 (4-Room, 2025-09) |
|---|---|
| First recorded sale | $70,000 (1990-01) |
| Busiest year | 1999 · 9 sales |
| 10-year change (real) | -4% (-0.4%/yr, 2016→2026) |
| Total transacted | $30.9M across 103 sales |
| Month | Flat type | Storey | Area (m²) | Price |
|---|---|---|---|---|
| 2026-06 | 4-Room | 04 TO 06 | 91 | $528,000 |
| 2026-05 | 4-Room | 13 TO 15 | 91 | $560,000 |
| 2026-05 | 4-Room | 01 TO 03 | 91 | $500,000 |
| 2026-04 | 4-Room | 04 TO 06 | 91 | $568,000 |
| 2026-03 | 4-Room | 10 TO 12 | 92 | $568,000 |
| 2025-09 | 4-Room | 10 TO 12 | 92 | $613,000 |
| 2025-02 | 4-Room | 04 TO 06 | 91 | $557,000 |
| 2024-04 | 4-Room | 07 TO 09 | 91 | $535,000 |
| 2021-09 | 4-Room | 10 TO 12 | 91 | $442,000 |
| 2021-05 | 4-Room | 04 TO 06 | 91 | $390,000 |
| 2021-05 | 4-Room | 07 TO 09 | 91 | $440,000 |
| 2019-04 | 4-Room | 07 TO 09 | 91 | $405,000 |
| 2019-03 | 4-Room | 07 TO 09 | 91 | $415,000 |
| 2018-04 | 4-Room | 10 TO 12 | 91 | $468,000 |
| 2017-09 | 4-Room | 07 TO 09 | 91 | $503,888 |
| 2017-04 | 4-Room | 04 TO 06 | 91 | $428,000 |
| 2016-02 | 4-Room | 10 TO 12 | 92 | $487,000 |
| 2014-12 | 4-Room | 13 TO 15 | 92 | $450,000 |
| 2014-09 | 4-Room | 04 TO 06 | 91 | $435,000 |
| 2014-04 | 4-Room | 10 TO 12 | 91 | $493,888 |
| Block | Median (24 mo) | Median $/m² |
|---|---|---|
| 1. Blk 700B | $938,000 | $9,332/m² |
| 2. Blk 700A | $859,000 | $9,260/m² |
| 3. Blk 700C | $831,500 | $9,782/m² |
| 4. Blk 725 | $820,888 | $6,898/m² |
| 5. Blk 716 | $790,000 | $6,639/m² |
| 6. Blk 729 | $755,944 | $6,352/m² |
| 7. Blk 714 | $745,000 | $6,261/m² |
| 8. Blk 638 | $603,800 | $6,635/m² |
| 9. Blk 634 | $570,000 | $6,264/m² |
| 10. Blk 636 | $569,000 | $6,253/m² |
| 11. Blk 640 | $560,000 | $6,154/m² |
| 12. Blk 646 | $535,000 | $6,113/m² |
| 13. Blk 637 | $475,000 | $6,176/m² |
| 14. Blk 633 | $466,500 | $6,369/m² |
| 15. Blk 124 | $430,000 | $6,418/m² |
Showing the top 15 of 17 blocks.
The median resale price over the last 24 months is $560,000 (7 sales, as of Jul 2026). See the by-type table above for 3-room vs 4-room medians.
For a typical 4-room flat here, our price model estimates $557,118–$623,216 (central estimate $590,167). Recent sales — median $557,000 — sit below that range.
The median monthly rent is $3,225/mo over the last 12 months (6 contracts).
The block was completed in 1980 and its 99-year lease runs from 1980.