HDB › Clementi › Blk 423 Clementi Ave 1

Blk 423 Clementi Ave 1

Clementi · Completed 2011 · 99-year lease · 28 storeys

Rating CMiddling on the evidence — within HDB

Updated 03-08-2026. HDB flats are rated on their own scale, against other HDB resales — an HDB band is never compared with a condo’s. The 0–100 rating for a specific flat depends on its price.

Is a price fair for this block?

The same rating a pasted listing gets — name a flat type, size and price and see how it reads against the published record. Sign in free to check; HDB’s price check is rolling out.

Not a valuation. HDB issues its official valuation only after an Option to Purchase is granted — this check is for before that moment.

What the record shows

Observed facts from official records — HDB resale transactions (Singapore Open Data Licence), HDB property information and routed distances. No account needed.

Remaining lease86 years · to 2110

Full CPF useBuyers aged 21+ (lease covers to age 95)

Flats in block2-room ×104 · 3-room ×50 · 4-room ×50

Flat modelsModel A

Storeys28

Completed2011

Resales lodged · 24 mo8

2-room median · 12 moS$458,000 · 1 resale

3-room median · 12 moS$710,000 · 1 resale

4-room median · 12 moS$962,000 · 1 resale

Nearest MRTClementi · 0.8 km

Bus stops within 400 m9

Primary schools within 1 km2

Nearest hawker centreClementi Ave 2 Blk 353 (Clementi Ave 2 Market/Cooked Food Centre) · 560 m

Nearest park580 m

Recent resale transactions

As published by HDB, monthly. Storey is a range and the floor area is the actual registered area — the record a price is rated against.

Month	Flat type	Model	Storey	Floor area	Lease left	Price	S$ psf
Jul 2026	3-room	Model A	04 TO 06	75 sqm · 807 sqft	86 yrs	S$710,000	880
Jul 2026	4-room	Model A	10 TO 12	99 sqm · 1,066 sqft	86 yrs	S$962,000	902
Mar 2026	2-room	Model A	04 TO 06	49 sqm · 527 sqft	86 yrs	S$458,000	869
Jul 2025	2-room	Model A	25 TO 27	49 sqm · 527 sqft	87 yrs	S$475,000	901
Jul 2025	2-room	Model A	07 TO 09	49 sqm · 527 sqft	87 yrs	S$423,000	803
Feb 2025	4-room	Model A	16 TO 18	100 sqm · 1,076 sqft	87 yrs	S$979,000	910
Jan 2025	4-room	Model A	10 TO 12	99 sqm · 1,066 sqft	87 yrs	S$931,888	874
Sep 2024	3-room	Model A	07 TO 09	70 sqm · 753 sqft	88 yrs	S$680,000	903

Contains information from HDB resale transaction data accessed via data.gov.sg, made available under the Singapore Open Data Licence.

About Blk 423 Clementi Ave 1

Blk 423 Clementi Ave 1 is a 28-storey HDB block in Clementi, completed in 2011, with about 86 years remaining on its 99-year lease. The nearest MRT is Clementi, about 0.8 km away, and 9 bus stops lie within 400 m. 2 primary schools sit within 1 km, and the nearest hawker centre is Clementi Ave 2 Blk 353 (Clementi Ave 2 Market/Cooked Food Centre). Over the last 12 months, the 2-room median here was S$458,000 across 1 resale. Over the past 24 months, 8 resales in this block have been published by HDB. Every figure carries the date of the evidence behind it; this page was last updated 03-08-2026.

Frequently asked

How much does a 2-room flat at Blk 423 Clementi Ave 1 cost?

Over the last 12 months, 1 2-room resale was recorded here at a median of S$458,000. Whether a specific asking price is fair depends on the flat — its size, storey and remaining lease.

What is the remaining lease at Blk 423 Clementi Ave 1?

About 86 years, to 2110, as of 03-08-2026. HDB flats are on a 99-year lease.

Can I use full CPF for a flat in this block?

The remaining lease covers a buyer aged 21 or older to age 95, the threshold for unrestricted CPF use under current rules; younger buyers face pro-rated limits. This is a statement of the published rule, not financial advice.

Which MRT station is nearest to Blk 423 Clementi Ave 1?

Clementi, about 0.8 km away.

Does Blk 423 Clementi Ave 1 have a PriceVero rating?

Yes — a block rating of C on an A–E scale, measured within HDB resales only and never compared with a condominium. The 0–100 rating for a specific flat depends on its price, which only exists when you name it.