Blk 425 Serangoon Ave 1 is an HDB block in Serangoon (completed in 1988, 13 storeys, 108 units). As of Jul 2026, its median resale price over the last 24 months is $847,500, about 9% above the Serangoon median, from 6 sales. 89 resale transactions have been recorded here since 1990.
Explore this block on the interactive map →| Town | Serangoon |
|---|---|
| Completed | 1988 |
| Lease from | 1989 |
| Storeys | 13 |
| Dwelling units | 108 |
| Unit mix (sold) | 4-room ×84 · 5-room ×24 |
| Recorded resales | 89 since 1990 |
| Flat type | Median price | Median $/m² | Sales |
|---|---|---|---|
| 4-Room | $845,000 | $7,972/m² | 5 |
| 5-Room | $1,050,000 | $8,140/m² | 1 |
Median monthly rent at this block: $3,400/mo (1 rental contracts, last 12 months).
Estimated gross rental yield: ~4.8% (Serangoon average: ~5.1%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 17% of Serangoon blocks with recent sales.
For a typical 4-room flat here, our price model estimates $680,784–$761,555 (central estimate $721,170). Recent sales — median $821,087 — 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 |
|---|---|---|---|
| 1993 | $190,000 | $328,793 | 1 |
| 1994 | $218,000 | $365,925 | 5 |
| 1995 | $313,900 | $517,963 | 2 |
| 1996 | $373,500 | $607,918 | 1 |
| 1997 | $365,000 | $582,304 | 3 |
| 1998 | $311,500 | $498,308 | 8 |
| 1999 | $312,000 | $498,989 | 7 |
| 2000 | $318,000 | $501,817 | 1 |
| 2001 | $282,000 | $440,543 | 4 |
| 2002 | $274,400 | $430,356 | 2 |
| 2003 | $278,750 | $435,055 | 2 |
| 2004 | $289,500 | $444,402 | 4 |
| 2005 | $273,500 | $417,864 | 2 |
| 2006 | $280,000 | $423,702 | 1 |
| 2007 | $326,500 | $483,857 | 2 |
| 2008 | $409,000 | $568,401 | 4 |
| 2009 | $416,000 | $574,749 | 2 |
| 2011 | $545,000 | $695,724 | 1 |
| 2012 | $628,500 | $767,172 | 2 |
| 2013 | $711,000 | $847,834 | 2 |
| 2014 | $700,000 | $826,174 | 1 |
| 2015 | $583,000 | $691,702 | 3 |
| 2016 | $610,000 | $727,586 | 5 |
| 2017 | $650,000 | $770,849 | 4 |
| 2020 | $625,444 | $735,590 | 2 |
| 2021 | $700,000 | $804,640 | 3 |
| 2022 | $755,000 | $817,726 | 3 |
| 2023 | $788,000 | $814,117 | 3 |
| 2024 | $900,500 | $908,632 | 4 |
| 2025 | $821,500 | $821,500 | 2 |
| 2026 | $910,000 | $910,000 | 3 |
| Record sale | $1,050,000 (5-Room, 2026-01) |
|---|---|
| First recorded sale | $190,000 (1993-12) |
| Busiest year | 1998 · 8 sales |
| 10-year change (real) | +25% (+2.3%/yr, 2016→2026) |
| Total transacted | $43.6M across 89 sales |
| Month | Flat type | Storey | Area (m²) | Price |
|---|---|---|---|---|
| 2026-03 | 4-Room | 07 TO 09 | 105 | $850,000 |
| 2026-02 | 4-Room | 13 TO 15 | 113 | $910,000 |
| 2026-01 | 5-Room | 10 TO 12 | 129 | $1,050,000 |
| 2025-09 | 4-Room | 04 TO 06 | 106 | $845,000 |
| 2025-01 | 4-Room | 01 TO 03 | 106 | $798,000 |
| 2024-08 | 4-Room | 04 TO 06 | 106 | $818,000 |
| 2024-06 | 5-Room | 07 TO 09 | 121 | $976,000 |
| 2024-04 | 5-Room | 01 TO 03 | 121 | $880,000 |
| 2024-01 | 5-Room | 07 TO 09 | 123 | $921,000 |
| 2023-12 | 4-Room | 10 TO 12 | 105 | $788,000 |
| 2023-04 | 4-Room | 04 TO 06 | 104 | $751,000 |
| 2023-01 | 4-Room | 10 TO 12 | 113 | $798,000 |
| 2022-10 | 4-Room | 07 TO 09 | 106 | $755,000 |
| 2022-10 | 5-Room | 01 TO 03 | 129 | $830,000 |
| 2022-05 | 4-Room | 10 TO 12 | 113 | $740,000 |
| 2021-10 | 5-Room | 01 TO 03 | 123 | $700,000 |
| 2021-08 | 5-Room | 13 TO 15 | 121 | $880,000 |
| 2021-04 | 4-Room | 10 TO 12 | 103 | $600,000 |
| 2020-11 | 4-Room | 13 TO 15 | 106 | $640,088 |
| 2020-08 | 4-Room | 07 TO 09 | 103 | $610,800 |
| Block | Median (24 mo) | Median $/m² |
|---|---|---|
| 1. Blk 405 | $975,000 | $8,049/m² |
| 2. Blk 408 | $947,500 | $8,337/m² |
| 3. Blk 426 | $930,000 | $8,728/m² |
| 4. Blk 407 | $915,000 | $8,325/m² |
| 5. Blk 403 | $885,000 | $7,811/m² |
| 6. Blk 404 | $855,000 | $6,951/m² |
| 7. Blk 425 | $847,500 | $8,012/m² |
| 8. Blk 401 | $838,888 | $7,844/m² |
| 9. Blk 402 | $780,000 | $7,381/m² |
The median resale price over the last 24 months is $847,500 (6 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 $680,784–$761,555 (central estimate $721,170). Recent sales — median $821,087 — sit above that range.
The median monthly rent is $3,400/mo over the last 12 months (1 contracts).
The block was completed in 1988 and its 99-year lease runs from 1989.