HDB › Choa Chu Kang › Blk 423 Choa Chu Kang Ave 4

Blk 423 Choa Chu Kang Ave 4

Choa Chu Kang · Completed 1990 · 99-year lease · 12 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 lease65 years · to 2089

Full CPF useBuyers aged 30+ (lease covers to age 95)

Flats in block4-room ×93 · 5-room ×22

Flat modelsImproved · Model A

Storeys12

Completed1990

Resales lodged · 24 mo8

4-room median · 12 moS$550,278 · 4 resales

5-room median · 12 moS$630,000 · 1 resale

Nearest MRTChoa Chu Kang · 0.6 km

Bus stops within 400 m11

Primary schools within 1 km3

Nearest hawker centreYew Tee Hawker Centre · 1800 m

Nearest park940 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	4-room	Model A	10 TO 12	104 sqm · 1,119 sqft	64 yrs	S$590,000	527
May 2026	4-room	Model A	01 TO 03	104 sqm · 1,119 sqft	65 yrs	S$540,000	483
Apr 2026	5-room	Improved	01 TO 03	122 sqm · 1,313 sqft	65 yrs	S$630,000	480
Mar 2026	4-room	Model A	04 TO 06	104 sqm · 1,119 sqft	65 yrs	S$540,000	483
Nov 2025	4-room	Model A	04 TO 06	104 sqm · 1,119 sqft	65 yrs	S$560,555	501
Jul 2025	4-room	Model A	10 TO 12	104 sqm · 1,119 sqft	66 yrs	S$555,000	496
Feb 2025	4-room	Model A	04 TO 06	104 sqm · 1,119 sqft	66 yrs	S$550,000	492
Feb 2025	5-room	Improved	04 TO 06	122 sqm · 1,313 sqft	66 yrs	S$635,000	484

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

About Blk 423 Choa Chu Kang Ave 4

Blk 423 Choa Chu Kang Ave 4 is a 12-storey HDB block in Choa Chu Kang, completed in 1990, with about 65 years remaining on its 99-year lease. The nearest MRT is Choa Chu Kang, about 0.6 km away, and 11 bus stops lie within 400 m. 3 primary schools sit within 1 km, and the nearest hawker centre is Yew Tee Hawker Centre. Over the last 12 months, the 4-room median here was S$550,278 across 4 resales. 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 4-room flat at Blk 423 Choa Chu Kang Ave 4 cost?

Over the last 12 months, 4 4-room resales were recorded here at a median of S$550,278. 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 Choa Chu Kang Ave 4?

About 65 years, to 2089, 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 30 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 Choa Chu Kang Ave 4?

Choa Chu Kang, about 0.6 km away.

Does Blk 423 Choa Chu Kang Ave 4 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.