421 Serangoon Ctrl

HDB Block · in Serangoon, Singapore · 99-year lease · Completed 1988

Data through 1 April 2026

Intro: 421 Serangoon Ctrl is an HDB block located along Serangoon Central within Serangoon with a 99-year lease commencing in 1988. It was completed in 1988 with 96 units in total. So far it has been transacted a total of 93 times.

HDBSerangoon

Annual Returns

Avg annualized profit (past 1y)

1.3%

421 Serangoon Ctrl project details

Street

Serangoon Central

Postal Code

550421

Unit Types

4 Room, 5 Room

Completion

1988

Total Units

Unit Size

1,011 - 1,302 sqft

Lease Remaining

61 yrs

MRT and LRT stations near 421 Serangoon Ctrl

Serangoon156 m MRTNE12CC13
Bartley722 m MRTCC12

See details on nearby stations

Primary schools near 421 Serangoon Ctrl

Yangzheng Primary School752 m
Maris Stella High School875 m

See details on nearby schools

421 Serangoon Ctrl price, PSF and transaction trends

01-11-1993

First Transacted

01-04-2026

Last Transacted

Total Transactions

421 Serangoon Ctrl transaction volume

New SaleSub SaleResale

Among the latest 12 recorded sales for 421 Serangoon Ctrl, the median price was S$705,000 and the median PSF was S$616 psf. The newest record shown is from 1 April 2026. The annual project median was 35.1% higher in 2026 than in 2018; unit mix can affect year-to-year comparisons.

Recent 421 Serangoon Ctrl transactions

Date	Flat type / storey	Price	PSF	Size
1 April 2026	4 Room · 10 To 12	S$865,000	S$765 psf	1,130 sqft
1 March 2025	5 Room · 04 To 06	S$818,000	S$628 psf	1,302 sqft
1 October 2023	4 Room · 07 To 09	S$770,000	S$695 psf	1,108 sqft
1 July 2023	5 Room · 04 To 06	S$875,000	S$672 psf	1,302 sqft
1 April 2023	4 Room · 10 To 12	S$730,000	S$600 psf	1,216 sqft

421 Serangoon Ctrl median transaction PSF (S$)

421 Serangoon Ctrl annual price trend

Year	Median price	Median PSF	Recorded sales
2026	S$865,000	S$765 psf	1
2025	S$818,000	S$628 psf	1
2023	S$770,000	S$672 psf	3
2022	S$680,000	S$620 psf	3
2021	S$659,000	S$589 psf	2
2020	S$590,000	S$511 psf	2
2019	S$635,000	S$562 psf	2
2018	S$628,000	S$567 psf	1

69.0%

% Profitable

Profitable

Unprofitable

421 Serangoon Ctrl annualized profit %

View full details

Frequently asked questions about 421 Serangoon Ctrl

How much do units at 421 Serangoon Ctrl cost?

The latest 12 recorded sales show a median price of S$705,000 and a median of S$616 psf. Actual prices vary by floor, size, facing, condition and sale date.

Is 421 Serangoon Ctrl freehold or leasehold?

421 Serangoon Ctrl has a tenure of 99-year lease.

When was 421 Serangoon Ctrl completed?

421 Serangoon Ctrl was completed in 1988 and the project has 96 units.

Which MRT or LRT station is nearest to 421 Serangoon Ctrl?

Serangoon is the nearest station shown, at an estimated straight-line distance of 156 metres.

Which primary schools are near 421 Serangoon Ctrl?

The primary schools shown within the page’s one-kilometre search are Yangzheng Primary School (752 m) and Maris Stella High School (875 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 April 2026. Figures are indicative and do not constitute financial advice.