421 Serangoon Ctrl

HDB · Serangoon · built 1989 · Serangoon MRT 2 min · 62 yrs left

HDB block in Serangoon · lease from 1989 · 62 years of lease left at its latest sale, in April 2026

In the 12 months to October 2026, 1 flat here was resold. 4-room flats went for a median of $865,000 ($765 per ft²).

4-room$865,0001 sold$765 per ft² · 105 m²

4-room price per ft², by year

$500$600$700$80020172018201920202021202220232024202520262017: $5762018: $5662019: $5622020: $5112021: $5892022: $6202023: $6472026: $765$765$500$600$700$800’17’18’19’20’21’22’23’24’25’262017: $5762018: $5662019: $5622020: $5112021: $5892022: $6202023: $6472026: $765$765

Median of each year's 4-room resales. No 4-room flat here was resold in 2024, 2025, so the line breaks. 2026 is January to October.

Which floors sold

Floors4-room5-room
10–12$865K1·
4–6·$818K1

Median resale price by floor and flat type over the three years to October 2026. The small number is how many sold. Darker means dearer within the same flat type.

Latest sales

MonthFlat typeFloorsSizePricePer ft²
Apr 2026Apr ’264-room10–12105 m²$865,000$765
Mar 2025Mar ’255-room4–6121 m²$818,000$628
Oct 2023Oct ’234-room7–9103 m²$770,000$695
Jul 2023Jul ’235-room4–6121 m²$875,000$672
Apr 2023Apr ’234-room10–12113 m²$730,000$600
Sep 2022Sep ’224-room4–6105 m²$680,000$602
Sep 2022Sep ’224-room7–994 m²$627,000$620
Feb 2022Feb ’224-room13–15111 m²$748,000$626

Rents

Flat typeMedian rentApprovals
4-room$3,300 a month3

HDB's approvals to rent out a whole flat of the type most let in this block, over the 12 months to September 2026. The map has every flat type and five years of rents.

Gross yield of a 4-room flat here: about 4.8% a year, the median rent over the median resale price from the sales of blocks of a like age in the town, before any costs.

Nearby

The nearest stations, hawker centre and supermarket, in a straight line from the block:

  • Serangoon MRT150 m
  • Bartley MRT720 m
  • Woodleigh Village Hawker Centre1.1 km
  • FairPrice · NEX390 m

Primary schools within 2 km (1 within 1 km):

  • Yangzheng Primary School740 m
  • Paya Lebar Methodist Girls' School (primary)1.1 km
  • Zhonghua Primary School1.4 km
  • St. Gabriel's Primary School1.4 km
  • Cedar Primary School1.5 km
  • Chij Our Lady Of Good Counsel1.6 km
  • Xinghua Primary School2.0 km

Also on Serangoon Central

All of Serangoon's 227 blocks.

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