423 Clementi Ave 1

HDB Block · in Clementi, Singapore · 99-year lease · Completed 2011

Data through 1 July 2026

Intro: 423 Clementi Ave 1 is an HDB block located along Clementi Avenue 1 within Clementi with a 99-year lease commencing in 2011. It was completed in 2011 with 204 units in total. So far it has been transacted a total of 53 times.

HDBClementi

Annual Returns

Avg annualized profit (past 1y)

6.2%

423 Clementi Ave 1 project details

Street

Clementi Avenue 1

Postal Code

120423

Unit Types

2 Room, 3 Room, 4 Room

Completion

2011

Total Units

204

Unit Size

527 - 1,076 sqft

Lease Remaining

84 yrs

MRT and LRT stations near 423 Clementi Ave 1

Clementi698 m MRTEW23
Dover957 m MRTEW22

See details on nearby stations

Primary schools near 423 Clementi Ave 1

Pei Tong Primary School788 m

See details on nearby schools

423 Clementi Ave 1 price, PSF and transaction trends

01-12-2016

First Transacted

01-07-2026

Last Transacted

Total Transactions

423 Clementi Ave 1 transaction volume

New SaleSub SaleResale

Among the latest 12 recorded sales for 423 Clementi Ave 1, the median price was S$595,000 and the median PSF was S$877 psf. The newest record shown is from 1 July 2026. The annual project median was 29.7% higher in 2026 than in 2019; unit mix can affect year-to-year comparisons.

Recent 423 Clementi Ave 1 transactions

Date	Flat type / storey	Price	PSF	Size
1 July 2026	3 Room · 04 To 06	S$710,000	S$880 psf	807 sqft
1 July 2026	4 Room · 10 To 12	S$962,000	S$903 psf	1,065 sqft
1 March 2026	2 Room · 04 To 06	S$458,000	S$869 psf	527 sqft
1 July 2025	2 Room · 25 To 27	S$475,000	S$901 psf	527 sqft
1 July 2025	2 Room · 07 To 09	S$423,000	S$803 psf	527 sqft

423 Clementi Ave 1 median transaction PSF (S$)

423 Clementi Ave 1 annual price trend

Year	Median price	Median PSF	Recorded sales
2026	S$710,000	S$880 psf	3
2025	S$703,444	S$888 psf	4
2024	S$475,000	S$901 psf	3
2023	S$710,000	S$769 psf	4
2022	S$394,944	S$725 psf	6
2021	S$334,444	S$635 psf	6
2020	S$436,500	S$664 psf	6
2019	S$694,000	S$678 psf	6

95.0%

% Profitable

Profitable

Unprofitable

423 Clementi Ave 1 annualized profit %

View full details

Frequently asked questions about 423 Clementi Ave 1

How much do units at 423 Clementi Ave 1 cost?

The latest 12 recorded sales show a median price of S$595,000 and a median of S$877 psf. Actual prices vary by floor, size, facing, condition and sale date.

Is 423 Clementi Ave 1 freehold or leasehold?

423 Clementi Ave 1 has a tenure of 99-year lease.

When was 423 Clementi Ave 1 completed?

423 Clementi Ave 1 was completed in 2011 and the project has 204 units.

Which MRT or LRT station is nearest to 423 Clementi Ave 1?

Clementi is the nearest station shown, at an estimated straight-line distance of 698 metres.

Which primary schools are near 423 Clementi Ave 1?

The primary schools shown within the page’s one-kilometre search are Pei Tong Primary School (788 m). Distances are estimates and do not determine school-admission eligibility.

Data sources and methodology

Resale transaction records are based on HDB resale transaction data published on data.gov.sg. REALSMART calculates block-level medians, chart groupings, profitability indicators and straight-line distances. Data on this page runs through 1 July 2026. Figures are indicative and do not constitute financial advice.