Blk 637 Choa Chu Kang Nth 6 is an HDB block in Choa Chu Kang (completed in 1996, 14 storeys, 85 units). As of Jul 2026, its median resale price over the last 24 months is $740,444, about 32% above the Choa Chu Kang median, from 4 sales. 77 resale transactions have been recorded here since 1990.
Explore this block on the interactive map →| Town | Choa Chu Kang |
|---|---|
| Completed | 1996 |
| Lease from | 1998 |
| Storeys | 14 |
| Dwelling units | 85 |
| Unit mix (sold) | 4-room ×72 · exec ×13 |
| Recorded resales | 77 since 1990 |
| Flat type | Median price | Median $/m² | Sales |
|---|---|---|---|
| 4-Room | $642,500 | $5,686/m² | 2 |
| Executive | $844,444 | $5,926/m² | 2 |
Median monthly rent at this block: $3,200/mo (2 rental contracts, last 12 months).
Estimated gross rental yield: ~5.2% (Choa Chu Kang average: ~6.4%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 24% of Choa Chu Kang blocks with recent sales.
For a typical 4-room flat here, our price model estimates $580,210–$649,049 (central estimate $614,629). Recent sales — median $635,000 — sit within 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 |
|---|---|---|---|
| 2001 | $272,040 | $424,983 | 12 |
| 2002 | $276,000 | $432,865 | 11 |
| 2003 | $283,000 | $441,688 | 7 |
| 2004 | $269,000 | $412,933 | 4 |
| 2005 | $277,008 | $423,223 | 3 |
| 2006 | $281,000 | $425,215 | 3 |
| 2007 | $340,000 | $503,863 | 3 |
| 2008 | $382,750 | $531,921 | 6 |
| 2009 | $363,500 | $502,215 | 2 |
| 2010 | $492,500 | $661,723 | 2 |
| 2011 | $485,000 | $619,131 | 2 |
| 2012 | $505,000 | $616,423 | 3 |
| 2013 | $555,500 | $662,408 | 1 |
| 2015 | $440,000 | $522,039 | 2 |
| 2016 | $382,000 | $455,636 | 1 |
| 2018 | $420,000 | $495,913 | 3 |
| 2019 | $455,000 | $534,208 | 1 |
| 2020 | $454,000 | $533,953 | 2 |
| 2021 | $490,000 | $563,248 | 1 |
| 2022 | $505,000 | $546,956 | 1 |
| 2023 | $638,000 | $659,146 | 3 |
| 2024 | $830,888 | $838,391 | 1 |
| 2025 | $754,000 | $754,000 | 2 |
| 2026 | $635,000 | $635,000 | 1 |
| Record sale | $858,000 (Executive, 2025-09) |
|---|---|
| First recorded sale | $280,000 (2001-09) |
| Busiest year | 2001 · 12 sales |
| 10-year change (real) | +39% (+3.4%/yr, 2016→2026) |
| Total transacted | $29.9M across 77 sales |
| Month | Flat type | Storey | Area (m²) | Price |
|---|---|---|---|---|
| 2026-02 | 4-Room | 07 TO 09 | 113 | $635,000 |
| 2025-09 | Executive | 13 TO 15 | 143 | $858,000 |
| 2025-06 | 4-Room | 07 TO 09 | 113 | $650,000 |
| 2024-12 | Executive | 07 TO 09 | 142 | $830,888 |
| 2023-12 | Executive | 04 TO 06 | 142 | $740,000 |
| 2023-08 | 4-Room | 13 TO 15 | 113 | $638,000 |
| 2023-01 | 4-Room | 01 TO 03 | 113 | $525,000 |
| 2022-07 | 4-Room | 01 TO 03 | 113 | $505,000 |
| 2021-07 | 4-Room | 07 TO 09 | 113 | $490,000 |
| 2020-08 | 4-Room | 04 TO 06 | 113 | $450,000 |
| 2020-06 | 4-Room | 10 TO 12 | 113 | $458,000 |
| 2019-08 | 4-Room | 10 TO 12 | 113 | $455,000 |
| 2018-11 | 4-Room | 04 TO 06 | 113 | $410,000 |
| 2018-11 | 4-Room | 10 TO 12 | 113 | $460,000 |
| 2018-08 | 4-Room | 04 TO 06 | 113 | $420,000 |
| 2016-09 | 4-Room | 01 TO 03 | 113 | $382,000 |
| 2015-12 | 4-Room | 04 TO 06 | 113 | $430,000 |
| 2015-08 | 4-Room | 04 TO 06 | 113 | $450,000 |
| 2013-04 | 4-Room | 07 TO 09 | 113 | $555,500 |
| 2012-09 | 4-Room | 07 TO 09 | 113 | $544,000 |
| Block | Median (24 mo) | Median $/m² |
|---|---|---|
| 1. Blk 557 | $888,000 | $6,041/m² |
| 2. Blk 559 | $840,000 | $5,753/m² |
| 3. Blk 561 | $830,000 | $5,685/m² |
| 4. Blk 556 | $828,000 | $5,557/m² |
| 5. Blk 553 | $815,000 | $5,582/m² |
| 6. Blk 632 | $752,000 | $5,921/m² |
| 7. Blk 633 | $745,888 | $5,873/m² |
| 8. Blk 637 | $740,444 | $5,802/m² |
| 9. Blk 791 | $705,000 | $5,508/m² |
| 10. Blk 790 | $652,500 | $5,518/m² |
| 11. Blk 789 | $650,000 | $5,431/m² |
| 12. Blk 631 | $628,000 | $5,558/m² |
| 13. Blk 634 | $620,000 | $5,487/m² |
| 14. Blk 635 | $620,000 | $5,487/m² |
| 15. Blk 788 | $618,000 | $5,568/m² |
Showing the top 15 of 16 blocks.
The median resale price over the last 24 months is $740,444 (4 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 $580,210–$649,049 (central estimate $614,629). Recent sales — median $635,000 — sit within that range.
The median monthly rent is $3,200/mo over the last 12 months (2 contracts).
The block was completed in 1996 and its 99-year lease runs from 1998.