Blk 485B Tampines Avenue 9 — HDB resale prices
HDB resale prices, Tampines · 4-Room, 5-Room · built 1988
median resale price, last 24 months
4 sales in that window · as of Sep 2026
How it compares
Blk 485B Tampines Avenue 9 is an HDB block in Tampines (completed in 1988, 12 storeys, 110 units). As of Sep 2026, its median resale price over the last 24 months is $644,000, about 10% below the Tampines median, from 4 sales. 143 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): 4-room ×70 · 5-room ×40
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $3,400/mo (3 rental contracts, last 12 months).
Estimated gross rental yield: ~6.3% (Tampines average: ~5.5%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 66% of Tampines blocks with recent sales.
What the price model says
For a typical 4-room flat here, our price model estimates $598,955–$669,614 (central estimate $634,284). Recent sales — median $602,686 — 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 |
|---|---|---|---|
| 1994 | $254,250 | $426,773 | 14 |
| 1995 | $259,000 | $427,373 | 10 |
| 1996 | $375,000 | $610,359 | 7 |
| 1997 | $361,500 | $576,721 | 6 |
| 1998 | $300,000 | $479,912 | 17 |
| 1999 | $333,000 | $532,575 | 11 |
| 2000 | $275,500 | $434,750 | 2 |
| 2001 | $281,500 | $439,761 | 2 |
| 2002 | $250,000 | $392,088 | 9 |
| 2003 | $285,000 | $444,809 | 3 |
| 2004 | $297,500 | $456,682 | 2 |
| 2005 | $242,500 | $370,501 | 4 |
| 2006 | $245,000 | $370,739 | 3 |
| 2007 | $265,000 | $392,717 | 2 |
| 2008 | $307,000 | $426,648 | 3 |
| 2009 | $332,000 | $458,694 | 9 |
| 2010 | $402,000 | $540,127 | 1 |
| 2011 | $430,000 | $548,920 | 3 |
| 2012 | $488,500 | $596,283 | 6 |
| 2013 | $503,000 | $599,804 | 1 |
| 2014 | $405,000 | $478,001 | 3 |
| 2015 | $385,000 | $456,784 | 1 |
| 2016 | $428,000 | $510,503 | 1 |
| 2018 | $479,000 | $565,577 | 4 |
| 2019 | $420,000 | $493,115 | 2 |
| 2020 | $392,000 | $461,034 | 1 |
| 2021 | $430,000 | $494,279 | 4 |
| 2022 | $576,500 | $624,396 | 2 |
| 2023 | $580,000 | $599,223 | 1 |
| 2024 | $595,000 | $600,373 | 5 |
| 2025 | $644,000 | $644,000 | 4 |
Records
| Record sale | $780,000 (5-Room, 2024-09) |
|---|---|
| First recorded sale | $240,000 (1994-02) |
| Busiest year | 1998 · 17 sales |
| 10-year change (real) | +41% (+3.5%/yr, 2015→2025) |
| Total transacted | $50.8M across 143 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2025-08 | 4-Room | 07–09 | 104 m² | $648,000 |
| 2025-05 | 5-Room | 10–12 | 121 m² | $761,000 |
| 2025-04 | 4-Room | 10–12 | 104 m² | $640,000 |
| 2025-01 | 4-Room | 10–12 | 104 m² | $605,000 |
| 2024-09 | 5-Room | 04–06 | 121 m² | $780,000 |
| 2024-08 | 4-Room | 07–09 | 104 m² | $595,000 |
| 2024-07 | 4-Room | 04–06 | 104 m² | $570,000 |
| 2024-06 | 4-Room | 10–12 | 104 m² | $550,000 |
| 2024-05 | 4-Room | 07–09 | 104 m² | $608,000 |
| 2023-11 | 5-Room | 01–03 | 121 m² | $580,000 |
| 2022-12 | 4-Room | 10–12 | 104 m² | $553,000 |
| 2022-08 | 5-Room | 10–12 | 121 m² | $600,000 |
| 2021-10 | 5-Room | 01–03 | 121 m² | $540,000 |
| 2021-06 | 4-Room | 10–12 | 104 m² | $430,000 |
| 2021-03 | 4-Room | 04–06 | 104 m² | $430,000 |
| 2021-02 | 4-Room | 04–06 | 104 m² | $390,000 |
| 2020-07 | 4-Room | 04–06 | 104 m² | $392,000 |
| 2019-12 | 4-Room | 07–09 | 104 m² | $395,000 |
| 2019-10 | 5-Room | 01–03 | 121 m² | $445,000 |
| 2018-10 | 5-Room | 04–06 | 121 m² | $480,000 |
Tampines Avenue 9 blocks ranked by price
Showing the top 15 of 24 priced blocks.
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Quick answers
How much does a flat at Blk 485B Tampines Avenue 9 cost?
The median resale price over the last 24 months is $644,000 (4 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 485B Tampines Avenue 9 fairly priced?
For a typical 4-room flat here, our price model estimates $598,955–$669,614 (central estimate $634,284). Recent sales — median $602,686 — sit within that range.
What is the rent at Blk 485B Tampines Avenue 9?
The median monthly rent is $3,400/mo over the last 12 months (3 contracts).
How old is Blk 485B Tampines Avenue 9?
The block was completed in 1988 and its 99-year lease runs from 1989.