Blk 657 Yishun Ave 4 is an HDB block in Yishun (completed in 1986, 12 storeys, 132 units). As of Jul 2026, its median resale price over the last 24 months is $690,000, about 36% above the Yishun median, from 3 sales. 171 resale transactions have been recorded here since 1990.
Explore this block on the interactive map →| Town | Yishun |
|---|---|
| Completed | 1986 |
| Lease from | 1987 |
| Storeys | 12 |
| Dwelling units | 132 |
| Unit mix (sold) | 4-room ×52 · 5-room ×80 |
| Recorded resales | 171 since 1990 |
| Flat type | Median price | Median $/m² | Sales |
|---|---|---|---|
| 4-Room | $510,000 | $4,951/m² | 1 |
| 5-Room | $705,000 | $5,851/m² | 2 |
Median monthly rent at this block: $3,250/mo (7 rental contracts, last 12 months).
Estimated gross rental yield: ~5.7% (Yishun 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 69% of Yishun blocks with recent sales.
For a typical 5-room flat here, our price model estimates $572,597–$640,532 (central estimate $606,564). Recent sales — median $638,059 — 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 |
|---|---|---|---|
| 1991 | $50,000 | $90,493 | 1 |
| 1992 | $110,000 | $194,715 | 5 |
| 1993 | $159,500 | $276,013 | 4 |
| 1994 | $245,000 | $411,246 | 5 |
| 1995 | $315,000 | $519,778 | 11 |
| 1996 | $357,500 | $581,876 | 10 |
| 1997 | $379,000 | $604,639 | 4 |
| 1998 | $331,000 | $529,502 | 16 |
| 1999 | $309,000 | $494,191 | 13 |
| 2000 | $214,500 | $338,489 | 6 |
| 2001 | $297,900 | $465,382 | 4 |
| 2002 | $255,000 | $399,930 | 11 |
| 2003 | $278,500 | $434,664 | 1 |
| 2004 | $180,000 | $276,312 | 1 |
| 2005 | $267,000 | $407,933 | 7 |
| 2006 | $211,850 | $320,576 | 4 |
| 2007 | $221,500 | $328,252 | 6 |
| 2008 | $279,000 | $387,736 | 6 |
| 2009 | $282,700 | $390,581 | 7 |
| 2010 | $302,000 | $405,767 | 1 |
| 2011 | $460,000 | $587,217 | 5 |
| 2012 | $407,000 | $496,801 | 6 |
| 2013 | $442,500 | $527,661 | 2 |
| 2015 | $445,000 | $527,971 | 2 |
| 2016 | $321,500 | $383,473 | 2 |
| 2017 | $320,000 | $379,495 | 3 |
| 2018 | $353,000 | $416,803 | 5 |
| 2019 | $395,000 | $463,763 | 3 |
| 2020 | $435,000 | $511,607 | 1 |
| 2021 | $525,444 | $603,990 | 2 |
| 2022 | $446,500 | $483,595 | 6 |
| 2023 | $598,000 | $617,820 | 7 |
| 2024 | $662,500 | $668,482 | 2 |
| 2025 | $720,000 | $720,000 | 1 |
| 2026 | $510,000 | $510,000 | 1 |
| Record sale | $720,000 (5-Room, 2025-08) |
|---|---|
| First recorded sale | $50,000 (1991-01) |
| Busiest year | 1998 · 16 sales |
| 10-year change (real) | +33% (+2.9%/yr, 2016→2026) |
| Total transacted | $53.9M across 171 sales |
| Month | Flat type | Storey | Area (m²) | Price |
|---|---|---|---|---|
| 2026-06 | 4-Room | 10 TO 12 | 103 | $510,000 |
| 2025-08 | 5-Room | 10 TO 12 | 120 | $720,000 |
| 2024-10 | 5-Room | 07 TO 09 | 121 | $690,000 |
| 2024-05 | 5-Room | 04 TO 06 | 121 | $635,000 |
| 2023-09 | 5-Room | 01 TO 03 | 120 | $562,000 |
| 2023-08 | 5-Room | 10 TO 12 | 121 | $630,000 |
| 2023-07 | 5-Room | 10 TO 12 | 121 | $626,000 |
| 2023-05 | 4-Room | 01 TO 03 | 83 | $412,000 |
| 2023-05 | 5-Room | 07 TO 09 | 121 | $615,000 |
| 2023-04 | 4-Room | 01 TO 03 | 83 | $400,000 |
| 2023-02 | 5-Room | 07 TO 09 | 121 | $598,000 |
| 2022-12 | 4-Room | 07 TO 09 | 83 | $420,000 |
| 2022-11 | 4-Room | 07 TO 09 | 83 | $430,000 |
| 2022-09 | 4-Room | 01 TO 03 | 83 | $420,000 |
| 2022-08 | 4-Room | 04 TO 06 | 103 | $463,000 |
| 2022-08 | 5-Room | 07 TO 09 | 120 | $560,000 |
| 2022-07 | 4-Room | 10 TO 12 | 103 | $508,000 |
| 2021-09 | 5-Room | 07 TO 09 | 121 | $520,000 |
| 2021-02 | 5-Room | 07 TO 09 | 125 | $530,888 |
| 2020-11 | 5-Room | 04 TO 06 | 120 | $435,000 |
| Block | Median (24 mo) | Median $/m² |
|---|---|---|
| 1. Blk 652 | $1,200,000 | $6,630/m² |
| 2. Blk 666 | $1,120,000 | $6,829/m² |
| 3. Blk 654 | $997,500 | $6,082/m² |
| 4. Blk 661 | $915,444 | $6,117/m² |
| 5. Blk 664 | $905,000 | $5,754/m² |
| 6. Blk 509C | $750,000 | $6,637/m² |
| 7. Blk 665 | $750,000 | $5,682/m² |
| 8. Blk 860 | $716,500 | $5,873/m² |
| 9. Blk 509A | $708,000 | $6,460/m² |
| 10. Blk 859 | $705,944 | $5,786/m² |
| 11. Blk 657 | $690,000 | $5,702/m² |
| 12. Blk 863 | $680,000 | $5,656/m² |
| 13. Blk 508B | $680,000 | $6,667/m² |
| 14. Blk 864 | $667,500 | $5,890/m² |
| 15. Blk 673B | $666,000 | $6,989/m² |
Showing the top 15 of 46 blocks.
The median resale price over the last 24 months is $690,000 (3 sales, as of Jul 2026). See the by-type table above for 3-room vs 4-room medians.
For a typical 5-room flat here, our price model estimates $572,597–$640,532 (central estimate $606,564). Recent sales — median $638,059 — sit within that range.
The median monthly rent is $3,250/mo over the last 12 months (7 contracts).
The block was completed in 1986 and its 99-year lease runs from 1987.