Blk 421Clementi Ave 1

Clementi · HDB resale · S120421

Latest registered price

$996,888

4 Room · Sept 2026

HDB resale data · updated 17 Oct 2026 · checked daily

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Recorded sales

Latest 50 of 110 recorded sales

Registration month, not completion date. Prices are indicative.

Registered	Flat	Storey	Area	Price	$ psf
Sept 20264 Room · 22 to 24	4 Room	22 to 24	1,033 sqft	$996,888$965 psf1,033 sqft	$965
Aug 20264 Room · 07 to 09	4 Room	07 to 09	990 sqft	$880,000$889 psf990 sqft	$889
Jun 20264 Room · 22 to 24	4 Room	22 to 24	1,033 sqft	$970,000$939 psf1,033 sqft	$939
May 20263 Room · 19 to 21	3 Room	19 to 21	786 sqft	$650,000$827 psf786 sqft	$827
Apr 20264 Room · 25 to 27	4 Room	25 to 27	1,076 sqft	$975,888$907 psf1,076 sqft	$907
Mar 20264 Room · 19 to 21	4 Room	19 to 21	1,033 sqft	$985,000$953 psf1,033 sqft	$953
Jan 20264 Room · 31 to 33	4 Room	31 to 33	1,033 sqft	$1,038,000$1,005 psf1,033 sqft	$1,005
Nov 20254 Room · 22 to 24	4 Room	22 to 24	980 sqft	$978,000$998 psf980 sqft	$998
Nov 20254 Room · 10 to 12	4 Room	10 to 12	1,076 sqft	$965,000$897 psf1,076 sqft	$897
Aug 20254 Room · 22 to 24	4 Room	22 to 24	1,076 sqft	$970,000$901 psf1,076 sqft	$901

Show 40 more records

Registered	Flat	Storey	Area	Price	$ psf
Aug 20254 Room · 10 to 12	4 Room	10 to 12	980 sqft	$942,888$963 psf980 sqft	$963
May 20254 Room · 25 to 27	4 Room	25 to 27	990 sqft	$965,000$974 psf990 sqft	$974
Apr 20254 Room · 07 to 09	4 Room	07 to 09	1,076 sqft	$952,488$885 psf1,076 sqft	$885
Mar 20253 Room · 13 to 15	3 Room	13 to 15	797 sqft	$728,000$914 psf797 sqft	$914
Feb 20254 Room · 04 to 06	4 Room	04 to 06	980 sqft	$855,000$873 psf980 sqft	$873
Feb 20254 Room · 19 to 21	4 Room	19 to 21	990 sqft	$922,000$931 psf990 sqft	$931
Feb 20254 Room · 04 to 06	4 Room	04 to 06	980 sqft	$850,000$868 psf980 sqft	$868
Jan 20253 Room · 25 to 27	3 Room	25 to 27	786 sqft	$720,000$916 psf786 sqft	$916
Nov 20243 Room · 01 to 03	3 Room	01 to 03	786 sqft	$616,888$785 psf786 sqft	$785
Jul 20244 Room · 16 to 18	4 Room	16 to 18	990 sqft	$915,000$924 psf990 sqft	$924
Jun 20244 Room · 01 to 03	4 Room	01 to 03	990 sqft	$755,000$762 psf990 sqft	$762
May 20243 Room · 25 to 27	3 Room	25 to 27	786 sqft	$670,000$853 psf786 sqft	$853
May 20243 Room · 04 to 06	3 Room	04 to 06	797 sqft	$600,000$753 psf797 sqft	$753
Apr 20244 Room · 34 to 36	4 Room	34 to 36	990 sqft	$938,000$947 psf990 sqft	$947
Mar 20244 Room · 34 to 36	4 Room	34 to 36	1,076 sqft	$935,888$869 psf1,076 sqft	$869
Mar 20244 Room · 13 to 15	4 Room	13 to 15	1,033 sqft	$856,888$829 psf1,033 sqft	$829
Feb 20244 Room · 31 to 33	4 Room	31 to 33	990 sqft	$888,000$897 psf990 sqft	$897
Oct 20234 Room · 16 to 18	4 Room	16 to 18	1,076 sqft	$845,000$785 psf1,076 sqft	$785
Oct 20234 Room · 04 to 06	4 Room	04 to 06	1,076 sqft	$803,000$746 psf1,076 sqft	$746
Oct 20233 Room · 07 to 09	3 Room	07 to 09	786 sqft	$608,000$774 psf786 sqft	$774
Oct 20233 Room · 10 to 12	3 Room	10 to 12	786 sqft	$598,000$761 psf786 sqft	$761
Sept 20234 Room · 25 to 27	4 Room	25 to 27	1,076 sqft	$845,000$785 psf1,076 sqft	$785
Sept 20233 Room · 10 to 12	3 Room	10 to 12	797 sqft	$600,000$753 psf797 sqft	$753
Aug 20233 Room · 31 to 33	3 Room	31 to 33	786 sqft	$665,000$846 psf786 sqft	$846
Jun 20234 Room · 16 to 18	4 Room	16 to 18	1,076 sqft	$822,888$764 psf1,076 sqft	$764
Jun 20233 Room · 10 to 12	3 Room	10 to 12	786 sqft	$600,000$764 psf786 sqft	$764
May 20234 Room · 04 to 06	4 Room	04 to 06	1,033 sqft	$808,000$782 psf1,033 sqft	$782
Mar 20234 Room · 37 to 39	4 Room	37 to 39	980 sqft	$880,000$898 psf980 sqft	$898
Mar 20234 Room · 37 to 39	4 Room	37 to 39	980 sqft	$868,888$887 psf980 sqft	$887
Mar 20234 Room · 04 to 06	4 Room	04 to 06	1,076 sqft	$788,000$732 psf1,076 sqft	$732
Feb 20233 Room · 13 to 15	3 Room	13 to 15	797 sqft	$585,000$734 psf797 sqft	$734
Jan 20234 Room · 16 to 18	4 Room	16 to 18	1,066 sqft	$808,000$758 psf1,066 sqft	$758
Dec 20224 Room · 25 to 27	4 Room	25 to 27	1,076 sqft	$840,000$780 psf1,076 sqft	$780
Dec 20224 Room · 25 to 27	4 Room	25 to 27	1,066 sqft	$828,000$777 psf1,066 sqft	$777
Oct 20224 Room · 37 to 39	4 Room	37 to 39	980 sqft	$840,000$858 psf980 sqft	$858
Jul 20223 Room · 19 to 21	3 Room	19 to 21	797 sqft	$565,000$709 psf797 sqft	$709
Jun 20224 Room · 34 to 36	4 Room	34 to 36	1,066 sqft	$850,000$798 psf1,066 sqft	$798
May 20224 Room · 10 to 12	4 Room	10 to 12	990 sqft	$768,888$776 psf990 sqft	$776
May 20224 Room · 07 to 09	4 Room	07 to 09	990 sqft	$675,000$682 psf990 sqft	$682
Mar 20224 Room · 31 to 33	4 Room	31 to 33	980 sqft	$810,000$827 psf980 sqft	$827

Market summary

Last sale: $997KSept 2026
Median price · 12 mo: $976K
Change yoy: +9.8%
All-time sales: 110

Blk 421 Clementi Ave 1 last sold a flat in Sept 2026: a 1033 sqft 4 Room on storeys 22 to 24, for $996,888 ($965 psf). 9 flats sold here in the past 12 months, at a median of $975,888 ($939 psf), up a steep +9.8% on the year before. That puts the block at a 49% premium to the Clementi median of $631 psf. The past month saw more sales than usual. The table below lists all 110 transactions recorded at this block since 1990.

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Price trend

Monthly median resale price

Questions & answers

What was the last transacted price at Blk 421 Clementi Ave 1?

The most recent recorded sale at Blk 421 Clementi Ave 1 was a 4 Room flat that sold for $996,888 ($965 psf) in Sept 2026.

How much does a flat at Blk 421 Clementi Ave 1 cost?

Based on 9 transactions over the past 12 months, the median resale price at Blk 421 Clementi Ave 1 was $975,888.

How many flats have been sold at Blk 421 Clementi Ave 1?

110 resale transactions have been recorded at Blk 421 Clementi Ave 1 since 1990.

What is the postal code of Blk 421 Clementi Ave 1?

The postal code of Blk 421 Clementi Ave 1 is 120421, in Clementi.