Blk 323 Serangoon Ave 3 is an HDB block in Serangoon (completed in 1985, 12 storeys, 136 units). As of Jul 2026, its median resale price over the last 24 months is $691,250, about 11% below the Serangoon median, from 2 sales. 160 resale transactions have been recorded here since 1990.
Explore this block on the interactive map →| Town | Serangoon |
|---|---|
| Completed | 1985 |
| Lease from | 1985 |
| Storeys | 12 |
| Dwelling units | 136 |
| Unit mix (sold) | 3-room ×68 · 4-room ×68 |
| Recorded resales | 160 since 1990 |
| Flat type | Median price | Median $/m² | Sales |
|---|---|---|---|
| 4-Room | $691,250 | $8,229/m² | 2 |
Median monthly rent at this block: $3,300/mo (8 rental contracts, last 12 months).
Estimated gross rental yield: ~5.7% (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 10% of Serangoon blocks with recent sales.
For a typical 3-room flat here, our price model estimates $451,213–$504,747 (central estimate $477,980). Recent sales — median $504,174 — 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 |
|---|---|---|---|
| 1990 | $52,000 | $97,350 | 1 |
| 1991 | $79,200 | $143,340 | 4 |
| 1993 | $75,000 | $129,787 | 3 |
| 1994 | $117,500 | $197,230 | 4 |
| 1995 | $129,500 | $213,687 | 2 |
| 1996 | $271,900 | $442,551 | 8 |
| 1997 | $220,000 | $350,978 | 9 |
| 1998 | $170,000 | $271,950 | 12 |
| 1999 | $170,000 | $271,885 | 13 |
| 2000 | $228,000 | $359,793 | 8 |
| 2001 | $150,000 | $234,331 | 5 |
| 2002 | $162,000 | $254,073 | 3 |
| 2003 | $228,000 | $355,847 | 7 |
| 2004 | $175,000 | $268,637 | 10 |
| 2005 | $165,500 | $252,857 | 4 |
| 2006 | $197,500 | $298,861 | 4 |
| 2007 | $205,000 | $303,800 | 8 |
| 2008 | $310,500 | $431,512 | 2 |
| 2009 | $328,000 | $453,168 | 7 |
| 2010 | $325,000 | $436,670 | 6 |
| 2011 | $323,000 | $412,328 | 1 |
| 2012 | $445,000 | $543,185 | 4 |
| 2013 | $395,000 | $471,019 | 1 |
| 2014 | $539,000 | $636,154 | 3 |
| 2015 | $375,000 | $444,920 | 4 |
| 2016 | $370,000 | $441,322 | 1 |
| 2017 | $373,800 | $443,298 | 5 |
| 2018 | $393,000 | $464,033 | 3 |
| 2019 | $435,000 | $510,726 | 2 |
| 2020 | $383,000 | $450,449 | 4 |
| 2021 | $488,000 | $560,949 | 1 |
| 2022 | $405,000 | $438,647 | 1 |
| 2023 | $488,000 | $504,174 | 7 |
| 2024 | $530,000 | $534,786 | 1 |
| 2025 | $691,250 | $691,250 | 2 |
| Record sale | $800,000 (4-Room, 2025-07) |
|---|---|
| First recorded sale | $52,000 (1990-11) |
| Busiest year | 1999 · 13 sales |
| 10-year change (real) | +55% (+4.5%/yr, 2015→2025) |
| Total transacted | $42.2M across 160 sales |
| Month | Flat type | Storey | Area (m²) | Price |
|---|---|---|---|---|
| 2025-07 | 4-Room | 10 TO 12 | 84 | $800,000 |
| 2025-06 | 4-Room | 01 TO 03 | 84 | $582,500 |
| 2024-03 | 3-Room | 10 TO 12 | 64 | $530,000 |
| 2023-12 | 3-Room | 04 TO 06 | 64 | $480,000 |
| 2023-09 | 3-Room | 07 TO 09 | 64 | $458,000 |
| 2023-09 | 3-Room | 04 TO 06 | 64 | $488,000 |
| 2023-08 | 3-Room | 10 TO 12 | 64 | $485,500 |
| 2023-08 | 3-Room | 10 TO 12 | 64 | $490,000 |
| 2023-07 | 3-Room | 10 TO 12 | 64 | $488,000 |
| 2023-03 | 3-Room | 07 TO 09 | 64 | $495,000 |
| 2022-01 | 3-Room | 07 TO 09 | 64 | $405,000 |
| 2021-02 | 4-Room | 01 TO 03 | 89 | $488,000 |
| 2020-12 | 3-Room | 04 TO 06 | 64 | $386,000 |
| 2020-11 | 3-Room | 07 TO 09 | 64 | $380,000 |
| 2020-10 | 3-Room | 01 TO 03 | 64 | $343,000 |
| 2020-07 | 4-Room | 10 TO 12 | 84 | $425,000 |
| 2019-10 | 4-Room | 01 TO 03 | 89 | $440,000 |
| 2019-07 | 4-Room | 01 TO 03 | 89 | $430,000 |
| 2018-11 | 3-Room | 01 TO 03 | 64 | $375,000 |
| 2018-07 | 3-Room | 10 TO 12 | 64 | $393,000 |
| Block | Median (24 mo) | Median $/m² |
|---|---|---|
| 1. Blk 322 | $990,000 | $6,781/m² |
| 2. Blk 331 | $884,000 | $7,787/m² |
| 3. Blk 246 | $836,500 | $8,256/m² |
| 4. Blk 233 | $812,000 | $7,733/m² |
| 5. Blk 329 | $810,000 | $6,639/m² |
| 6. Blk 324 | $770,000 | $7,981/m² |
| 7. Blk 328 | $770,000 | $7,726/m² |
| 8. Blk 235 | $770,000 | $7,556/m² |
| 9. Blk 325 | $769,444 | $7,560/m² |
| 10. Blk 231 | $763,888 | $7,333/m² |
| 11. Blk 334 | $750,000 | $8,190/m² |
| 12. Blk 242 | $700,000 | $7,685/m² |
| 13. Blk 323 | $691,250 | $8,229/m² |
| 14. Blk 332 | $689,000 | $8,202/m² |
| 15. Blk 333 | $689,000 | $7,905/m² |
Showing the top 15 of 24 blocks.
The median resale price over the last 24 months is $691,250 (2 sales, as of Jul 2026). See the by-type table above for 3-room vs 4-room medians.
For a typical 3-room flat here, our price model estimates $451,213–$504,747 (central estimate $477,980). Recent sales — median $504,174 — sit within that range.
The median monthly rent is $3,300/mo over the last 12 months (8 contracts).
The block was completed in 1985 and its 99-year lease runs from 1985.