Blk 423 Clementi Ave 1
3 sales in the last 12 months · ~1.5% of 204 units
3
25 recorded since May 2021
$458K
2 Room · 1 sale · last 12 months
$868
2 Room · 1 sale · last 12 months
$458K – $458K
2 Room · 1 sale · last 12 months
$710,000
Jul 2026 · 3 Room · #04-06
What it costs to own here
86 years left on the 99, from 2013.
Monthly instalment
$1,720
at $458K, the 2 room median, over 25 years at 3.5%
Renting the same here
$1,550
median asking rent, 5 listings at this block
Earliest resale: 2016 (estimated), five years after the block was completed in 2011.
Indicative. Excludes stamp duty, legal fees and CPF accrued interest. Confirm with HDB and your banker. Rules as at 2026-09-17.
Market Insights
Supply
2 units
4 agent listings
Asking vs sold
+4.8%
$480K ask · $458K sold
2 Room · 1 sold, 1 asking
Price trend
+82.5%
6 months, 2 sales
12 months: +1.1% (3)
Turnover
1.5%
3 of 204 units, 12 months
Resale Price Trend
One flat type at a time, so a single larger sale cannot look like a price jump
Median price per month, 2 Room only, 12 sales
Recent Resale Transactions
25 recorded · 3 in the last 12 months • Page 1 of 2
| Date | Flat Type | Storey | Area | Price | PSF |
|---|---|---|---|---|---|
| 2026-07 | 3 ROOM | 04 TO 06 | 807 sqft | $710,000 | $879 |
| 2026-07 | 4 ROOM | 10 TO 12 | 1,066 sqft | $962,000 | $903 |
| 2026-03 | 2 ROOM | 04 TO 06 | 527 sqft | $458,000 | $868 |
| 2025-07 | 2 ROOM | 25 TO 27 | 527 sqft | $475,000 | $901 |
| 2025-07 | 2 ROOM | 07 TO 09 | 527 sqft | $423,000 | $802 |
| 2025-02 | 4 ROOM | 16 TO 18 | 1,076 sqft | $979,000 | $910 |
| 2025-01 | 4 ROOM | 10 TO 12 | 1,066 sqft | $931,888 | $874 |
| 2024-09 | 3 ROOM | 07 TO 09 | 753 sqft | $680,000 | $902 |
| 2024-07 | 2 ROOM | 25 TO 27 | 527 sqft | $422,000 | $800 |
| 2024-06 | 2 ROOM | 22 TO 24 | 527 sqft | $475,000 | $901 |
| 2023-12 | 3 ROOM | 04 TO 06 | 753 sqft | $575,000 | $763 |
| 2023-11 | 3 ROOM | 13 TO 15 | 753 sqft | $615,000 | $816 |
| 2023-01 | 4 ROOM | 07 TO 09 | 1,076 sqft | $805,000 | $748 |
| 2023-01 | 4 ROOM | 04 TO 06 | 1,066 sqft | $825,000 | $774 |
| 2022-12 | 2 ROOM | 10 TO 12 | 527 sqft | $380,000 | $720 |
| 2022-08 | 2 ROOM | 19 TO 21 | 538 sqft | $391,888 | $728 |
| 2022-08 | 2 ROOM | 22 TO 24 | 538 sqft | $398,000 | $740 |
| 2022-05 | 4 ROOM | 22 TO 24 | 1,076 sqft | $812,000 | $754 |
| 2022-01 | 2 ROOM | 04 TO 06 | 527 sqft | $346,000 | $656 |
| 2022-01 | 3 ROOM | 13 TO 15 | 807 sqft | $560,000 | $694 |
For Sale
2 units available · 4 agent listings
3 Room · 807 sqft
Likely the same unit · 3 agents · asking prices agree
$740K – $750K
2 Room · 527 sqft
1 agent
$480,000
For Rent
4 units available · 5 agent listings
4 Room · 120 sqft
Likely the same unit · 2 agents · asking prices agree
$1,200/mo
4 Room · 120 sqft
1 agent
$1,550/mo
4 Room · 200 sqft
1 agent
$1,600/mo
4 Room · 1,065 sqft
1 agent
$4,800/mo
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Median price by flat type
Last 12 months where there were sales, otherwise everything recorded
2 Room
1 sale, 12 months · 104 units
4 Room
1 sale, 12 months · 50 units
3 Room
1 sale, 12 months · 50 units
Data sourced from data.gov.sg HDB Resale Flat Prices. Updated regularly.