Blk 511 Serangoon North Avenue 4 — HDB resale prices
HDB resale prices, Serangoon · 4-Room, 5-Room · built 1995
median resale price, last 24 months
5 sales in that window · as of Sep 2026
How it compares
Blk 511 Serangoon North Avenue 4 is an HDB block in Serangoon (completed in 1995, 11 storeys, 80 units). As of Sep 2026, its median resale price over the last 24 months is $670,000, from 5 sales. 84 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 4-room ×40 · 5-room ×40
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $3,300/mo (3 rental contracts, last 12 months).
Estimated gross rental yield: ~5.9% (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 72% of Serangoon blocks with recent sales.
What the price model says
For a typical 5-room flat here, our price model estimates $677,122–$757,002 (central estimate $717,062). Recent sales — median $728,366 — sit within 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 |
|---|---|---|---|
| 2001 | $275,000 | $429,607 | 22 |
| 2002 | $342,000 | $536,376 | 11 |
| 2003 | $236,000 | $368,333 | 1 |
| 2004 | $232,000 | $356,135 | 3 |
| 2005 | $295,000 | $450,712 | 3 |
| 2006 | $286,000 | $432,781 | 1 |
| 2007 | $278,000 | $411,982 | 3 |
| 2008 | $368,000 | $511,422 | 1 |
| 2009 | $349,000 | $482,181 | 4 |
| 2010 | $418,500 | $562,297 | 2 |
| 2011 | $465,000 | $593,600 | 2 |
| 2012 | $570,000 | $695,765 | 3 |
| 2013 | $445,000 | $530,642 | 1 |
| 2014 | $490,000 | $578,322 | 2 |
| 2017 | $446,000 | $528,921 | 3 |
| 2018 | $479,444 | $566,102 | 2 |
| 2019 | $488,000 | $572,952 | 3 |
| 2020 | $420,000 | $493,965 | 3 |
| 2021 | $459,000 | $527,614 | 4 |
| 2022 | $615,000 | $666,094 | 2 |
| 2023 | $705,000 | $728,366 | 1 |
| 2024 | $635,000 | $640,734 | 3 |
| 2025 | $820,000 | $820,000 | 2 |
| 2026 | $656,500 | $656,500 | 2 |
Records
| Record sale | $870,000 (5-Room, 2025-11) |
|---|---|
| First recorded sale | $270,000 (2001-01) |
| Busiest year | 2001 · 22 sales |
| Total transacted | $33.4M across 84 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-08 | 4-Room | 04–06 | 100 m² | $670,000 |
| 2026-04 | 4-Room | 07–09 | 100 m² | $643,000 |
| 2025-11 | 5-Room | 07–09 | 121 m² | $870,000 |
| 2025-07 | 5-Room | 04–06 | 121 m² | $770,000 |
| 2024-12 | 4-Room | 07–09 | 100 m² | $635,000 |
| 2024-04 | 5-Room | 04–06 | 120 m² | $698,000 |
| 2024-04 | 4-Room | 07–09 | 100 m² | $592,388 |
| 2023-05 | 5-Room | 01–03 | 121 m² | $705,000 |
| 2022-02 | 5-Room | 07–09 | 121 m² | $680,000 |
| 2022-01 | 5-Room | 01–03 | 120 m² | $550,000 |
| 2021-12 | 5-Room | 01–03 | 121 m² | $575,000 |
| 2021-09 | 4-Room | 04–06 | 100 m² | $460,000 |
| 2021-06 | 4-Room | 07–09 | 100 m² | $458,000 |
| 2021-05 | 4-Room | 01–03 | 100 m² | $418,000 |
| 2020-09 | 4-Room | 04–06 | 100 m² | $420,000 |
| 2020-06 | 5-Room | 07–09 | 120 m² | $548,000 |
| 2020-06 | 4-Room | 10–12 | 100 m² | $410,000 |
| 2019-10 | 4-Room | 07–09 | 100 m² | $400,000 |
| 2019-09 | 5-Room | 04–06 | 121 m² | $488,000 |
| 2019-06 | 5-Room | 04–06 | 121 m² | $510,000 |
Serangoon North Avenue 4 blocks ranked by price
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Quick answers
How much does a flat at Blk 511 Serangoon North Avenue 4 cost?
The median resale price over the last 24 months is $670,000 (5 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 511 Serangoon North Avenue 4 fairly priced?
For a typical 5-room flat here, our price model estimates $677,122–$757,002 (central estimate $717,062). Recent sales — median $728,366 — sit within that range.
What is the rent at Blk 511 Serangoon North Avenue 4?
The median monthly rent is $3,300/mo over the last 12 months (3 contracts).
How old is Blk 511 Serangoon North Avenue 4?
The block was completed in 1995 and its 99-year lease runs from 1997.