Blk 425 Serangoon Avenue 1 — HDB resale prices
HDB resale prices, Serangoon · 4-Room, 5-Room · built 1988
median resale price, last 24 months
6 sales in that window · as of Sep 2026
How it compares
Blk 425 Serangoon Avenue 1 is an HDB block in Serangoon (completed in 1988, 13 storeys, 108 units). As of Sep 2026, its median resale price over the last 24 months is $880,000, about 31% above the Serangoon median, from 6 sales. 90 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 4-room ×84 · 5-room ×24
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $3,400/mo (1 rental contracts, last 12 months).
Estimated gross rental yield: ~4.6% (Serangoon average: ~6.3%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 19% of Serangoon blocks with recent sales.
What the price model says
For a typical 4-room flat here, our price model estimates $681,936–$762,385 (central estimate $722,160). 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.
Median resale price by year
| 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 | $969,000 | $969,000 | 4 |
Records
| 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) | +33% (+2.9%/yr, 2016→2026) |
| Total transacted | $44.7M across 90 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-10 | 5-Room | 01–03 | 129 m² | $1,028,000 |
| 2026-03 | 4-Room | 07–09 | 105 m² | $850,000 |
| 2026-02 | 4-Room | 13–15 | 113 m² | $910,000 |
| 2026-01 | 5-Room | 10–12 | 129 m² | $1,050,000 |
| 2025-09 | 4-Room | 04–06 | 106 m² | $845,000 |
| 2025-01 | 4-Room | 01–03 | 106 m² | $798,000 |
| 2024-08 | 4-Room | 04–06 | 106 m² | $818,000 |
| 2024-06 | 5-Room | 07–09 | 121 m² | $976,000 |
| 2024-04 | 5-Room | 01–03 | 121 m² | $880,000 |
| 2024-01 | 5-Room | 07–09 | 123 m² | $921,000 |
| 2023-12 | 4-Room | 10–12 | 105 m² | $788,000 |
| 2023-04 | 4-Room | 04–06 | 104 m² | $751,000 |
| 2023-01 | 4-Room | 10–12 | 113 m² | $798,000 |
| 2022-10 | 5-Room | 01–03 | 129 m² | $830,000 |
| 2022-10 | 4-Room | 07–09 | 106 m² | $755,000 |
| 2022-05 | 4-Room | 10–12 | 113 m² | $740,000 |
| 2021-10 | 5-Room | 01–03 | 123 m² | $700,000 |
| 2021-08 | 5-Room | 13–15 | 121 m² | $880,000 |
| 2021-04 | 4-Room | 10–12 | 103 m² | $600,000 |
| 2020-11 | 4-Room | 13–15 | 106 m² | $640,088 |
Serangoon Avenue 1 blocks ranked by price
More blocks on Serangoon Avenue 1
Quick answers
How much does a flat at Blk 425 Serangoon Avenue 1 cost?
The median resale price over the last 24 months is $880,000 (6 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 425 Serangoon Avenue 1 fairly priced?
For a typical 4-room flat here, our price model estimates $681,936–$762,385 (central estimate $722,160). Recent sales — median $821,087 — sit above that range.
What is the rent at Blk 425 Serangoon Avenue 1?
The median monthly rent is $3,400/mo over the last 12 months (1 contracts).
How old is Blk 425 Serangoon Avenue 1?
The block was completed in 1988 and its 99-year lease runs from 1989.