Blk 230 Serangoon Avenue 4 — HDB resale prices
HDB resale prices, Serangoon · 3-Room, 4-Room · built 1984
median resale price, last 24 months
4 sales in that window · as of Sep 2026
How it compares
Blk 230 Serangoon Avenue 4 is an HDB block in Serangoon (completed in 1984, 12 storeys, 157 units). As of Sep 2026, its median resale price over the last 24 months is $461,944, about 31% below the Serangoon median, from 4 sales. 181 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 3-room ×99 · 4-room ×57 · 5-room ×1
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $3,000/mo (6 rental contracts, last 12 months).
Estimated gross rental yield: ~7.8% (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 64% of Serangoon blocks with recent sales.
What the price model says
For a typical 3-room flat here, our price model estimates $422,425–$472,259 (central estimate $447,342). Recent sales — median $441,944 — 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 |
|---|---|---|---|
| 1990 | $59,600 | $111,578 | 6 |
| 1991 | $91,000 | $164,697 | 7 |
| 1992 | $56,500 | $100,013 | 2 |
| 1993 | $142,000 | $245,729 | 8 |
| 1994 | $104,000 | $174,570 | 7 |
| 1995 | $142,500 | $235,138 | 8 |
| 1996 | $176,000 | $286,462 | 4 |
| 1997 | $299,500 | $477,809 | 12 |
| 1998 | $164,600 | $263,311 | 21 |
| 1999 | $145,000 | $231,902 | 9 |
| 2000 | $173,250 | $273,395 | 6 |
| 2001 | $154,400 | $241,205 | 12 |
| 2002 | $183,500 | $287,792 | 8 |
| 2003 | $206,000 | $321,511 | 3 |
| 2004 | $183,500 | $281,685 | 7 |
| 2005 | $190,000 | $290,289 | 7 |
| 2006 | $173,000 | $261,787 | 2 |
| 2007 | $241,000 | $357,150 | 1 |
| 2008 | $315,000 | $437,766 | 1 |
| 2009 | $253,500 | $350,238 | 2 |
| 2010 | $302,000 | $405,767 | 5 |
| 2011 | $455,000 | $580,834 | 3 |
| 2012 | $358,000 | $436,989 | 2 |
| 2013 | $377,000 | $449,555 | 4 |
| 2014 | $475,000 | $560,618 | 3 |
| 2015 | $401,500 | $476,360 | 2 |
| 2016 | $341,500 | $407,329 | 4 |
| 2017 | $465,000 | $551,454 | 5 |
| 2018 | $290,000 | $342,416 | 1 |
| 2019 | $295,000 | $346,354 | 3 |
| 2020 | $323,000 | $379,883 | 2 |
| 2022 | $370,000 | $400,740 | 3 |
| 2023 | $496,500 | $512,956 | 4 |
| 2024 | $458,888 | $463,032 | 3 |
| 2025 | $554,000 | $554,000 | 2 |
| 2026 | $461,944 | $461,944 | 2 |
Records
| Record sale | $691,900 (5-Room, 2017-04) |
|---|---|
| First recorded sale | $91,300 (1990-02) |
| Busiest year | 1998 · 21 sales |
| 10-year change (real) | +13% (+1.3%/yr, 2016→2026) |
| Total transacted | $42.7M across 181 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-08 | 3-Room | 04–06 | 71 m² | $453,888 |
| 2026-07 | 3-Room | 04–06 | 67 m² | $470,000 |
| 2025-06 | 4-Room | 04–06 | 99 m² | $678,000 |
| 2025-04 | 3-Room | 01–03 | 67 m² | $430,000 |
| 2024-07 | 3-Room | 04–06 | 67 m² | $450,000 |
| 2024-05 | 3-Room | 07–09 | 67 m² | $458,888 |
| 2024-01 | 3-Room | 10–12 | 67 m² | $460,000 |
| 2023-11 | 4-Room | 07–09 | 92 m² | $583,000 |
| 2023-01 | 4-Room | 07–09 | 92 m² | $585,000 |
| 2023-01 | 3-Room | 01–03 | 75 m² | $410,000 |
| 2023-01 | 3-Room | 01–03 | 67 m² | $388,888 |
| 2022-04 | 3-Room | 01–03 | 67 m² | $360,000 |
| 2022-01 | 4-Room | 04–06 | 94 m² | $450,000 |
| 2022-01 | 3-Room | 07–09 | 67 m² | $370,000 |
| 2020-09 | 3-Room | 04–06 | 71 m² | $350,000 |
| 2020-02 | 3-Room | 04–06 | 67 m² | $296,000 |
| 2019-10 | 4-Room | 01–03 | 92 m² | $405,000 |
| 2019-04 | 3-Room | 01–03 | 67 m² | $295,000 |
| 2019-04 | 3-Room | 04–06 | 67 m² | $292,000 |
| 2018-12 | 3-Room | 01–03 | 67 m² | $290,000 |
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Quick answers
How much does a flat at Blk 230 Serangoon Avenue 4 cost?
The median resale price over the last 24 months is $461,944 (4 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 230 Serangoon Avenue 4 fairly priced?
For a typical 3-room flat here, our price model estimates $422,425–$472,259 (central estimate $447,342). Recent sales — median $441,944 — sit within that range.
What is the rent at Blk 230 Serangoon Avenue 4?
The median monthly rent is $3,000/mo over the last 12 months (6 contracts).
How old is Blk 230 Serangoon Avenue 4?
The block was completed in 1984 and its 99-year lease runs from 1985.