The block
- Completed
- 2011
- Lease
- From 2013, ends 2112. About 85 years left
- Storeys
- 28
- Flats
- 204: 104 2-room, 50 3-room, 50 4-room
- Postal code
- Singapore 120423
- Nearest MRT
- Clementi MRT, about 11 min walk (690 m)
- Town
- Clementi
Resale prices at Blk 423 Clementi Avenue 1
| Flat type | 2023 | 2024 | 2025 | 2026 | Clementi median |
|---|---|---|---|---|---|
| 2-room | - | S$448,500 | S$449,000 | S$458,000 | S$415,000 |
| 3-room | S$595,000 | S$680,000 | - | S$710,000 | S$434,000 |
| 4-room | - | - | S$955,444 | S$962,000 | S$821,500 |
Median price by year of registration.
What is my flat at Blk 423 Clementi Avenue 1 worth?
Pick your flat type and floor for an instant range based on this block's own resales.
A guide only. Condition, facing, corner units and renovation can move the price 5 to 10% either way.
Latest sales
| Month | Type | Storey | Size | Price |
|---|---|---|---|---|
| Jul 2026 | 3-room Model A | 04 to 06 | 75 sqm 807 sqft | S$710,000 S$879 psf |
| Jul 2026 | 4-room Model A | 10 to 12 | 99 sqm 1,066 sqft | S$962,000 S$903 psf |
| Mar 2026 | 2-room Model A | 04 to 06 | 49 sqm 527 sqft | S$458,000 S$868 psf |
| Jul 2025 | 2-room Model A | 25 to 27 | 49 sqm 527 sqft | S$475,000 S$901 psf |
| Jul 2025 | 2-room Model A | 07 to 09 | 49 sqm 527 sqft | S$423,000 S$802 psf |
| Feb 2025 | 4-room Model A | 16 to 18 | 100 sqm 1,076 sqft | S$979,000 S$910 psf |
| Jan 2025 | 4-room Model A | 10 to 12 | 99 sqm 1,066 sqft | S$931,888 S$874 psf |
| Sept 2024 | 3-room Model A | 07 to 09 | 70 sqm 753 sqft | S$680,000 S$902 psf |
| Jul 2024 | 2-room Model A | 25 to 27 | 49 sqm 527 sqft | S$422,000 S$800 psf |
| Jun 2024 | 2-room Model A | 22 to 24 | 49 sqm 527 sqft | S$475,000 S$901 psf |
| Dec 2023 | 3-room Model A | 04 to 06 | 70 sqm 753 sqft | S$575,000 S$763 psf |
| Nov 2023 | 3-room Model A | 13 to 15 | 70 sqm 753 sqft | S$615,000 S$816 psf |
Rent at Blk 423 Clementi Avenue 1
At these figures a 2-room flat here earns a gross yield of about 7.2% before property tax and other costs.
Whole-flat rentals approved by HDB since Oct 2024. Rooms let out separately aren't included.
Flat layouts at Blk 423 Clementi Avenue 1
HDB records the flat model of every resale. These are the layouts sold here, with the typical size.
| Flat type | Model | Typical size | Sales |
|---|---|---|---|
| 2-room | Model A | 49 sqm (527 sqft) | 5 |
| 3-room | Model A | 70 sqm (753 sqft) | 4 |
| 4-room | Model A | 99 sqm (1,066 sqft) | 3 |
Model names come from HDB. "Improved", "New Generation" and "Model A" flats of the same type can differ by 10 sqm or more, so compare sizes, not just room counts.
Living at Blk 423 Clementi Avenue 1
MRT
- Clementi MRT690 m, about 11 min walk
- Dover MRT970 m, about 16 min walk
Hawker centres
- Clementi Ave 2 Market/Cooked Food Centre560 m, 18 food stalls
- Clementi Ave 3 Blk 448730 m, 51 food stalls
- Clementi West Street 2 Blk 726880 m, 60 food stalls
Car park
| Car park | Type | Free parking | Night parking | Gantry |
|---|---|---|---|---|
| C3M 60 m away | Multi-storey 2 decks | Free on Sundays and public holidays, 7am to 10.30pm | Yes | 2.15 m |
| C3ML 140 m away | Surface | No free parking | No | - |
From HDB's car park list. The nearest HDB car parks to the block.
1-minute quizzes for owners at Blk 423 Clementi Avenue 1
What is your flat at Blk 423 Clementi Avenue 1 worth?
Send us your floor and flat type. We'll reply with a valuation range based on the latest sales here and at nearby blocks, and what a sale would leave you after your loan and CPF refund.
Common questions
How much is a 2-room flat at Blk 423 Clementi Avenue 1?
2-room flats at Blk 423 Clementi Avenue 1 sold for a median S$458,000 in the last 12 months, or about S$868 per square foot. The range was S$458,000 to S$458,000. Floor level, condition and the remaining lease explain most of the gap.
How many years are left on the lease at Blk 423 Clementi Avenue 1?
The lease started in 2013 and runs for 99 years to 2112, so about 85 years are left. Banks and CPF limit how much a buyer can borrow and use once fewer than 60 years remain, which affects who can buy.
How much rent can I get at Blk 423 Clementi Avenue 1?
HDB approved 4 2-room rentals here in the last 12 months, at a median S$2,750 a month (S$2,300 to S$3,000). See more in the HDB rental rates checker.
What is the postal code of Blk 423 Clementi Avenue 1?
The postal code of Blk 423 Clementi Avenue 1 is Singapore 120423.
What is the nearest MRT station to Blk 423 Clementi Avenue 1?
Clementi MRT station is about 690 m away, roughly 11 minutes on foot. Dover MRT is the next closest, about 970 m away.
Where do residents of Blk 423 Clementi Avenue 1 park?
Multi-storey car park C3M, about 60 m away: Free on Sundays and public holidays, 7am to 10.30pm, night parking available, gantry height 2.15 m. Surface car park C3ML, about 140 m away: No free parking.
What is my flat at Blk 423 Clementi Avenue 1 worth?
Recent sales at the block are the best guide, adjusted for your floor, facing and condition. Send us your unit and we'll reply with a valuation range on WhatsApp.
Other blocks on Clementi Avenue 1
Blocks nearby
- Blk 411 Commonwealth Avenue West170 m · 4-room S$636,000
- Blk 412 Commonwealth Avenue West190 m · 4-room S$643,888
- Blk 410 Commonwealth Avenue West220 m · 4-room S$660,000
- Blk 413 Commonwealth Avenue West260 m · 5-room S$838,000
- Blk 415 Commonwealth Avenue West270 m
- Blk 414 Commonwealth Avenue West320 m · 5-room S$798,000
- Blk 365 Clementi Avenue 2330 m · 3-room S$425,000
- Blk 364 Clementi Avenue 2360 m · 3-room S$430,000
All HDB blocks in Clementi · All towns
Source: HDB resale flat prices, renting out of flats and HDB property information, from data.gov.sg. Resales from Oct 2023 to Oct 2026. Prices are what buyers paid; your flat's value depends on its floor, facing, condition and lease.