Blk 421 Choa Chu Kang Ave 4
Choa Chu Kang · Singapore 680421 · 101 resale transactions since 1996-06 · last sold 2026-07
Buyer-pool verdict
14% of buyer age bands already cannot use full CPF here. CPF dies entirely in 2071.
Median psf (12m)
$487
Lease remaining
65 yrs
from 1992
Floor premium
—
top vs bottom band
Transactions
101
since 1990
When your buyers disappear
CPF may only be used in full where the remaining lease covers the youngest buyer to age 95. Below 20 years of lease, CPF cannot be used at all. Each row is the year that age band loses full CPF funding for this block — and with it, part of your exit market.
| Buyer age | Loses full CPF | Years away | Status today |
|---|---|---|---|
| 25 | 2021 | — | Pro-rated 93% |
| 30 | 2026 | — | Full CPF |
| 35 | 2031 | 5 | Full CPF |
| 40 | 2036 | 10 | Full CPF |
| 45 | 2041 | 15 | Full CPF |
| 50 | 2046 | 20 | Full CPF |
| 55 | 2051 | 25 | Full CPF |
No CPF at all from 2071 (45 years away). Lease expires 2091.
Price history
By flat type
| Flat type | Median (12m) | Median psf (12m) | All-time median | Transactions |
|---|---|---|---|---|
| 4 ROOM | $545,000 | $487 | $309,750 | 75 |
| 5 ROOM | — | — | $392,000 | 26 |
Recent transactions
Filter by flat type or storey to see what a specific kind of unit actually sells for here.
Flat type
Storey
Area
–sqm
Price
$–$
56 transactions · median $391,500 · $310 psf · range $270,000–$630,000
| Type | Storey | ||||
|---|---|---|---|---|---|
| 2026-07 | 4 ROOM | 04 TO 06 | 104 sqm | $545,000 | $487 |
| 2025-05 | 4 ROOM | 07 TO 09 | 104 sqm | $574,888 | $514 |
| 2024-07 | 4 ROOM | 01 TO 03 | 104 sqm | $525,000 | $469 |
| 2024-03 | 5 ROOM | 10 TO 12 | 132 sqm | $620,000 | $436 |
| 2024-03 | 4 ROOM | 10 TO 12 | 104 sqm | $532,000 | $475 |
| 2024-01 | 4 ROOM | 07 TO 09 | 104 sqm | $504,888 | $451 |
| 2023-12 | 4 ROOM | 10 TO 12 | 104 sqm | $510,000 | $456 |
| 2023-04 | 5 ROOM | 04 TO 06 | 132 sqm | $630,000 | $443 |
| 2023-04 | 4 ROOM | 10 TO 12 | 104 sqm | $496,000 | $443 |
| 2021-08 | 4 ROOM | 10 TO 12 | 104 sqm | $435,000 | $389 |
| 2020-09 | 4 ROOM | 01 TO 03 | 104 sqm | $300,000 | $268 |
| 2019-10 | 4 ROOM | 01 TO 03 | 104 sqm | $315,000 | $281 |
| 2019-08 | 4 ROOM | 10 TO 12 | 104 sqm | $360,000 | $322 |
| 2019-06 | 4 ROOM | 07 TO 09 | 104 sqm | $364,000 | $325 |
| 2018-11 | 5 ROOM | 04 TO 06 | 132 sqm | $400,000 | $282 |
| 2018-09 | 4 ROOM | 10 TO 12 | 104 sqm | $325,000 | $290 |
| 2018-06 | 5 ROOM | 07 TO 09 | 132 sqm | $405,000 | $285 |
| 2016-10 | 4 ROOM | 10 TO 12 | 104 sqm | $345,000 | $308 |
| 2016-07 | 4 ROOM | 10 TO 12 | 104 sqm | $330,000 | $295 |
| 2015-11 | 5 ROOM | 10 TO 12 | 132 sqm | $480,000 | $338 |
| 2015-06 | 5 ROOM | 07 TO 09 | 132 sqm | $475,000 | $334 |
| 2015-03 | 4 ROOM | 01 TO 03 | 104 sqm | $350,000 | $313 |
| 2015-02 | 5 ROOM | 10 TO 12 | 132 sqm | $462,500 | $326 |
| 2014-08 | 4 ROOM | 04 TO 06 | 104 sqm | $400,000 | $357 |
| 2014-07 | 5 ROOM | 07 TO 09 | 132 sqm | $530,000 | $373 |
| 2013-03 | 4 ROOM | 01 TO 03 | 104 sqm | $435,000 | $389 |
| 2013-03 | 4 ROOM | 10 TO 12 | 104 sqm | $437,000 | $390 |
| 2012-08 | 4 ROOM | 04 TO 06 | 104 sqm | $428,000 | $382 |
| 2012-04 | 4 ROOM | 01 TO 05 | 104 sqm | $416,000 | $372 |
| 2011-11 | 4 ROOM | 07 TO 09 | 104 sqm | $435,800 | $389 |
| 2010-12 | 4 ROOM | 10 TO 12 | 104 sqm | $399,000 | $356 |
| 2010-07 | 4 ROOM | 01 TO 03 | 104 sqm | $360,000 | $322 |
| 2010-04 | 4 ROOM | 04 TO 06 | 104 sqm | $356,000 | $318 |
| 2009-06 | 5 ROOM | 07 TO 09 | 132 sqm | $372,000 | $262 |
| 2009-03 | 5 ROOM | 04 TO 06 | 132 sqm | $353,000 | $248 |
| 2008-12 | 4 ROOM | 04 TO 06 | 104 sqm | $332,000 | $297 |
| 2008-11 | 4 ROOM | 01 TO 03 | 104 sqm | $280,000 | $250 |
| 2008-08 | 5 ROOM | 04 TO 06 | 132 sqm | $325,000 | $229 |
| 2008-08 | 4 ROOM | 07 TO 09 | 104 sqm | $310,000 | $277 |
| 2008-07 | 4 ROOM | 04 TO 06 | 104 sqm | $323,000 | $289 |
| 2007-11 | 4 ROOM | 07 TO 09 | 104 sqm | $279,000 | $249 |
| 2007-10 | 5 ROOM | 01 TO 03 | 132 sqm | $294,000 | $207 |
| 2007-01 | 5 ROOM | 04 TO 06 | 132 sqm | $282,000 | $198 |
| 2006-05 | 5 ROOM | 10 TO 12 | 132 sqm | $270,000 | $190 |
| 2002-07 | 5 ROOM | 10 TO 12 | 132 sqm | $347,000 | $244 |
| 2001-12 | 5 ROOM | 04 TO 06 | 132 sqm | $343,000 | $241 |
| 2000-02 | 5 ROOM | 04 TO 06 | 132 sqm | $379,500 | $267 |
| 2000-01 | 5 ROOM | 07 TO 09 | 132 sqm | $384,000 | $270 |
| 1999-08 | 5 ROOM | 07 TO 09 | 132 sqm | $375,000 | $264 |
| 1999-02 | 5 ROOM | 07 TO 09 | 132 sqm | $370,000 | $260 |
| 1998-10 | 5 ROOM | 10 TO 12 | 132 sqm | $368,000 | $259 |
| 1997-10 | 5 ROOM | 10 TO 12 | 132 sqm | $420,000 | $296 |
| 1997-09 | 5 ROOM | 04 TO 06 | 132 sqm | $426,000 | $300 |
| 1997-01 | 5 ROOM | 10 TO 12 | 132 sqm | $490,000 | $345 |
| 1996-08 | 5 ROOM | 07 TO 09 | 132 sqm | $470,000 | $331 |
| 1996-06 | 5 ROOM | 01 TO 03 | 132 sqm | $405,000 | $285 |