Blk 520 Serangoon North Avenue 4 — HDB resale prices
HDB resale prices, Serangoon · Executive · built 1991
median resale price, last 24 months
5 sales in that window · as of Sep 2026
How it compares
Blk 520 Serangoon North Avenue 4 is an HDB block in Serangoon (completed in 1991, 9 storeys, 72 units). As of Sep 2026, its median resale price over the last 24 months is $1,060,000, about 58% above the Serangoon median, from 5 sales. 102 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): exec ×72
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $3,400/mo (2 rental contracts, last 12 months).
Estimated gross rental yield: ~3.8% (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 44% of Serangoon blocks with recent sales.
What the price model says
For a typical executive flat here, our price model estimates $949,596–$1,061,621 (central estimate $1,005,608). Recent sales — median $985,603 — 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 |
|---|---|---|---|
| 1995 | $465,000 | $767,292 | 1 |
| 1996 | $590,000 | $960,299 | 10 |
| 1997 | $566,500 | $903,768 | 8 |
| 1998 | $488,500 | $781,456 | 10 |
| 1999 | $440,000 | $703,703 | 9 |
| 2000 | $507,000 | $800,066 | 1 |
| 2001 | $450,500 | $703,775 | 2 |
| 2002 | $422,000 | $661,844 | 3 |
| 2003 | $380,000 | $593,079 | 1 |
| 2004 | $363,000 | $557,229 | 1 |
| 2005 | $348,000 | $531,688 | 3 |
| 2006 | $331,000 | $500,876 | 2 |
| 2007 | $350,500 | $519,423 | 2 |
| 2008 | $429,000 | $596,196 | 4 |
| 2009 | $445,000 | $614,816 | 3 |
| 2010 | $540,000 | $725,544 | 2 |
| 2011 | $596,500 | $761,467 | 2 |
| 2012 | $650,000 | $793,416 | 7 |
| 2013 | $688,000 | $820,408 | 1 |
| 2014 | $565,000 | $666,840 | 1 |
| 2015 | $659,000 | $781,872 | 2 |
| 2016 | $646,000 | $770,525 | 4 |
| 2017 | $700,000 | $830,146 | 2 |
| 2018 | $656,000 | $774,569 | 4 |
| 2019 | $664,000 | $779,591 | 4 |
| 2020 | $710,000 | $835,037 | 1 |
| 2021 | $742,000 | $852,918 | 1 |
| 2022 | $910,000 | $985,603 | 1 |
| 2023 | $895,000 | $924,663 | 2 |
| 2024 | $938,000 | $946,470 | 3 |
| 2025 | $1,060,000 | $1,060,000 | 3 |
| 2026 | $1,065,000 | $1,065,000 | 2 |
Records
| Record sale | $1,100,000 (Executive, 2026-07) |
|---|---|
| First recorded sale | $465,000 (1995-09) |
| Busiest year | 1996 · 10 sales |
| 10-year change (real) | +38% (+3.3%/yr, 2016→2026) |
| Total transacted | $59.7M across 102 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-07 | Executive | 07–09 | 147 m² | $1,100,000 |
| 2026-07 | Executive | 04–06 | 147 m² | $1,030,000 |
| 2025-12 | Executive | 07–09 | 147 m² | $1,080,000 |
| 2025-05 | Executive | 04–06 | 147 m² | $1,058,000 |
| 2025-02 | Executive | 07–09 | 149 m² | $1,060,000 |
| 2024-09 | Executive | 01–03 | 147 m² | $880,000 |
| 2024-06 | Executive | 04–06 | 147 m² | $938,000 |
| 2024-04 | Executive | 04–06 | 147 m² | $948,000 |
| 2023-08 | Executive | 01–03 | 149 m² | $840,000 |
| 2023-07 | Executive | 04–06 | 156 m² | $950,000 |
| 2022-06 | Executive | 04–06 | 147 m² | $910,000 |
| 2021-02 | Executive | 04–06 | 154 m² | $742,000 |
| 2020-08 | Executive | 04–06 | 149 m² | $710,000 |
| 2019-08 | Executive | 04–06 | 147 m² | $660,000 |
| 2019-06 | Executive | 04–06 | 147 m² | $688,000 |
| 2019-06 | Executive | 01–03 | 156 m² | $668,000 |
| 2019-04 | Executive | 07–09 | 147 m² | $660,000 |
| 2018-12 | Executive | 01–03 | 149 m² | $634,000 |
| 2018-11 | Executive | 07–09 | 156 m² | $718,000 |
| 2018-09 | Executive | 04–06 | 149 m² | $657,000 |
Serangoon North Avenue 4 blocks ranked by price
Showing the top 15 of 41 priced blocks.
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Quick answers
How much does a flat at Blk 520 Serangoon North Avenue 4 cost?
The median resale price over the last 24 months is $1,060,000 (5 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 520 Serangoon North Avenue 4 fairly priced?
For a typical executive flat here, our price model estimates $949,596–$1,061,621 (central estimate $1,005,608). Recent sales — median $985,603 — sit within that range.
What is the rent at Blk 520 Serangoon North Avenue 4?
The median monthly rent is $3,400/mo over the last 12 months (2 contracts).
How old is Blk 520 Serangoon North Avenue 4?
The block was completed in 1991 and its 99-year lease runs from 1992.