HDB block
Blk 509 Serangoon Nth Ave 4
Serangoon9 storeys4 ROOM5 ROOM
4 flats sold here in the last 24 months at a median of $634,944. The latest was a 4-room flat on floors 4–6 for $660,000 (Jan 2026). 82 recorded resales since 2001.
Median price · 24 mo
$634,944
Median PSF · 24 mo
$581
Sales · 24 mo
4
Latest sale
Jan 2026
By flat type
What's sold at this block
| Flat type | Sales · 24 mo | Median price · 24 mo | Median PSF · 24 mo | All-time sales |
|---|---|---|---|---|
| 4 ROOM | 4 | $634,944 | $581 | 64 |
| 5 ROOM | 0 | — | — | 18 |
Yearly history
Median PSF by year
Volume by year
Transactions per year
- 1720.7%
- 1012.2%
- 56.1%
- 56.1%
- 44.9%
- 33.7%
- 33.7%
- 33.7%
- 33.7%
- 33.7%
- 33.7%
- 22.4%
- 22.4%
- 22.4%
- 22.4%
- 22.4%
- 22.4%
- 22.4%
- 22.4%
- 11.2%
- 11.2%
- 11.2%
- 11.2%
- 11.2%
- 11.2%
- 11.2%
Recent transactions
30 most recent records
| Date | Type | Floor | Area | Price | PSF |
|---|---|---|---|---|---|
| Jan 2026 | HDB 4 Room | 4-6 | 101 sqm | $660,000 | $607 |
| Nov 2025 | HDB 4 Room | 4-6 | 101 sqm | $610,000 | $561 |
| Jul 2025 | HDB 4 Room | 1-3 | 101 sqm | $623,000 | $573 |
| Jun 2025 | HDB 4 Room | 7-9 | 102 sqm | $646,888 | $589 |
| Apr 2024 | HDB 4 Room | 4-6 | 101 sqm | $600,000 | $552 |
| Apr 2024 | HDB 5 Room | 4-6 | 120 sqm | $690,000 | $534 |
| Jan 2023 | HDB 4 Room | 4-6 | 102 sqm | $520,000 | $474 |
| Dec 2022 | HDB 4 Room | 4-6 | 102 sqm | $520,000 | $474 |
| Jan 2021 | HDB 5 Room | 4-6 | 120 sqm | $535,000 | $414 |
| Mar 2020 | HDB 4 Room | 1-3 | 102 sqm | $380,000 | $346 |
| Jan 2020 | HDB 5 Room | 4-6 | 119 sqm | $540,000 | $422 |
| Mar 2019 | HDB 4 Room | 4-6 | 101 sqm | $400,000 | $368 |
| Nov 2018 | HDB 4 Room | 1-3 | 102 sqm | $378,000 | $344 |
| Aug 2018 | HDB 5 Room | 1-3 | 120 sqm | $525,000 | $406 |
| Aug 2018 | HDB 5 Room | 1-3 | 120 sqm | $476,000 | $369 |
| Apr 2018 | HDB 5 Room | 4-6 | 120 sqm | $520,000 | $403 |
| Mar 2018 | HDB 4 Room | 4-6 | 102 sqm | $403,000 | $367 |
| Sep 2017 | HDB 5 Room | 7-9 | 120 sqm | $510,000 | $395 |
| Jul 2017 | HDB 4 Room | 1-3 | 101 sqm | $375,000 | $345 |
| Jul 2016 | HDB 4 Room | 7-9 | 102 sqm | $382,888 | $349 |
| Sep 2015 | HDB 4 Room | 7-9 | 102 sqm | $418,000 | $381 |
| Feb 2015 | HDB 4 Room | 1-3 | 102 sqm | $388,000 | $353 |
| Dec 2014 | HDB 4 Room | 4-6 | 100 sqm | $430,000 | $399 |
| Sep 2014 | HDB 5 Room | 4-6 | 120 sqm | $475,000 | $368 |
| Jun 2014 | HDB 4 Room | 4-6 | 100 sqm | $385,000 | $358 |
| Feb 2014 | HDB 5 Room | 1-3 | 120 sqm | $540,000 | $418 |
| Jul 2013 | HDB 4 Room | 7-9 | 102 sqm | $465,000 | $424 |
| Jan 2013 | HDB 4 Room | 1-3 | 102 sqm | $428,000 | $390 |
| Nov 2012 | HDB 4 Room | 4-6 | 102 sqm | $438,000 | $399 |
| Aug 2012 | HDB 4 Room | 7-9 | 102 sqm | $440,000 | $401 |
Same street
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