Blk 420 Choa Chu Kang Avenue 4 — HDB resale prices
HDB resale prices, Choa Chu Kang · Executive · built 1992
median resale price, last 24 months
3 sales in that window · as of Sep 2026
How it compares
Blk 420 Choa Chu Kang Avenue 4 is an HDB block in Choa Chu Kang (completed in 1992, 16 storeys, 75 units). As of Sep 2026, its median resale price over the last 24 months is $865,000, about 47% above the Choa Chu Kang median, from 3 sales. 80 resale transactions have been recorded here since 1990.
Price by year
At a glance
Unit mix (sold): exec ×75
Prices by flat type — last 24 months (as of Sep 2026)
Median monthly rent at this block: $3,400/mo (1 rental contracts, last 12 months).
Estimated gross rental yield: ~4.7% (Choa Chu Kang average: ~6.5%) — annual median rent over median resale price, before taxes, fees and vacancy.
On price per square metre, this block is cheaper than 22% of Choa Chu Kang blocks with recent sales.
What the price model says
For a typical executive flat here, our price model estimates $746,549–$834,620 (central estimate $790,584). Recent sales — median $807,860 — 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 |
|---|---|---|---|
| 1997 | $530,000 | $845,538 | 14 |
| 1998 | $483,000 | $772,658 | 13 |
| 1999 | $438,000 | $700,504 | 3 |
| 2000 | $490,000 | $773,239 | 3 |
| 2001 | $422,400 | $659,877 | 4 |
| 2002 | $402,500 | $631,261 | 3 |
| 2003 | $350,000 | $546,257 | 1 |
| 2005 | $339,000 | $517,937 | 4 |
| 2006 | $315,000 | $476,664 | 1 |
| 2007 | $330,500 | $489,784 | 2 |
| 2008 | $432,000 | $600,365 | 3 |
| 2009 | $456,500 | $630,704 | 2 |
| 2010 | $480,000 | $644,928 | 3 |
| 2011 | $550,000 | $702,107 | 2 |
| 2012 | $585,500 | $714,685 | 2 |
| 2014 | $585,000 | $690,445 | 1 |
| 2015 | $582,000 | $690,515 | 2 |
| 2016 | $594,000 | $708,501 | 3 |
| 2017 | $530,000 | $628,539 | 1 |
| 2018 | $480,000 | $566,758 | 1 |
| 2019 | $550,000 | $645,745 | 3 |
| 2020 | $495,000 | $582,173 | 1 |
| 2021 | $663,000 | $762,109 | 1 |
| 2022 | $715,444 | $774,883 | 2 |
| 2023 | $781,944 | $807,860 | 2 |
| 2025 | $895,000 | $895,000 | 2 |
| 2026 | $825,000 | $825,000 | 1 |
Records
| Record sale | $925,000 (Executive, 2025-12) |
|---|---|
| First recorded sale | $580,000 (1997-04) |
| Busiest year | 1997 · 14 sales |
| 10-year change (real) | +16% (+1.5%/yr, 2016→2026) |
| Total transacted | $40.8M across 80 sales |
Recent resale transactions
| Month | Flat type | Storey | Area | Price |
|---|---|---|---|---|
| 2026-06 | Executive | 04–06 | 143 m² | $825,000 |
| 2025-12 | Executive | 16–18 | 150 m² | $925,000 |
| 2025-10 | Executive | 13–15 | 148 m² | $865,000 |
| 2023-11 | Executive | 10–12 | 148 m² | $793,888 |
| 2023-07 | Executive | 07–09 | 148 m² | $770,000 |
| 2022-05 | Executive | 16–18 | 148 m² | $722,888 |
| 2022-01 | Executive | 10–12 | 150 m² | $708,000 |
| 2021-11 | Executive | 10–12 | 148 m² | $663,000 |
| 2020-03 | Executive | 01–03 | 150 m² | $495,000 |
| 2019-12 | Executive | 10–12 | 143 m² | $550,000 |
| 2019-07 | Executive | 10–12 | 150 m² | $550,000 |
| 2019-07 | Executive | 07–09 | 143 m² | $535,000 |
| 2018-07 | Executive | 01–03 | 143 m² | $480,000 |
| 2017-09 | Executive | 01–03 | 150 m² | $530,000 |
| 2016-12 | Executive | 04–06 | 150 m² | $575,000 |
| 2016-08 | Executive | 16–18 | 150 m² | $594,000 |
| 2016-04 | Executive | 10–12 | 150 m² | $595,000 |
| 2015-10 | Executive | 04–06 | 148 m² | $586,000 |
| 2015-06 | Executive | 13–15 | 143 m² | $578,000 |
| 2014-04 | Executive | 07–09 | 150 m² | $585,000 |
Choa Chu Kang Avenue 4 blocks ranked by price
Showing the top 15 of 53 priced blocks.
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Quick answers
How much does a flat at Blk 420 Choa Chu Kang Avenue 4 cost?
The median resale price over the last 24 months is $865,000 (3 sales, as of Sep 2026). See the by-type table above for 3-room vs 4-room medians.
Is Blk 420 Choa Chu Kang Avenue 4 fairly priced?
For a typical executive flat here, our price model estimates $746,549–$834,620 (central estimate $790,584). Recent sales — median $807,860 — sit within that range.
What is the rent at Blk 420 Choa Chu Kang Avenue 4?
The median monthly rent is $3,400/mo over the last 12 months (1 contracts).
How old is Blk 420 Choa Chu Kang Avenue 4?
The block was completed in 1992 and its 99-year lease runs from 1993.