421 Clementi Ave 1

HDB · Clementi · built 2013 · Clementi MRT 8 min · 86 yrs left

HDB block in Clementi · lease from 2013 · 86 years of lease left at its latest sale, in September 2026

In the 12 months to October 2026, 9 flats here were resold. 4-room flats went for a median of $976,944 ($946 per ft²), and 3-room flats for $650,000.

3-room$650,0001 sold$827 per ft² · 73 m²
4-room$976,9448 sold · $880,000 to $1,038,000$946 per ft² · 96 m²

4-room price per ft², by year

$600$700$800$900$1,00020172018201920202021202220232024202520262017: $6852018: $6942019: $6692020: $7112021: $7672022: $7802023: $7822024: $8832025: $9012026: $946$946$600$700$800$900$1,000’17’18’19’20’21’22’23’24’25’262017: $6852018: $6942019: $6692020: $7112021: $7672022: $7802023: $7822024: $8832025: $9012026: $946$946

Median of each year's 4-room resales. 2026 is January to October.

Which floors sold

Floors3-room4-room
34–36·$937K2
31–33·$963K2
25–27$695K2$970K2
22–24·$974K4
19–21$650K1$954K2
16–18·$915K1
13–15$728K1$857K1
10–12·$954K2
7–9·$916K2
4–6$600K1$853K2
1–3$617K1$755K1

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
Sep 2026Sep ’264-room22–2496 m²$996,888$965
Aug 2026Aug ’264-room7–992 m²$880,000$889
Jun 2026Jun ’264-room22–2496 m²$970,000$939
May 2026May ’263-room19–2173 m²$650,000$827
Apr 2026Apr ’264-room25–27100 m²$975,888$907
Mar 2026Mar ’264-room19–2196 m²$985,000$953
Jan 2026Jan ’264-room31–3396 m²$1,038,000$1,005
Nov 2025Nov ’254-room22–2491 m²$978,000$998

Rents

Flat typeMedian rentApprovals
4-room$4,200 a month5

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 5.2% a year, the median rent over the median resale price from this block's own sales, before any costs.

Nearby

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

  • Clementi MRT630 m
  • Dover MRT1.1 km
  • Clementi Ave 3 Blk 448630 m
  • Sheng Siong80 m

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

  • Pei Tong Primary School790 m
  • Clementi Primary School880 m
  • Qifa Primary School1.4 km
  • Nan Hua Primary School1.4 km
  • Henry Park Primary School2.0 km

Also on Clementi Avenue 1

BlockLease fromResold, last 12 months4-room median
416 Clementi Avenue 120139$960,000
417 Clementi Avenue 120132$902,500
418 Clementi Avenue 120132—
420 Clementi Avenue 120137$935,000
421 Clementi Avenue 1this block20139$976,944
423 Clementi Avenue 120133$962,000
424 Clementi Avenue 120133$924,000
425 Clementi Avenue 120136$948,000
464B Clementi Avenue 120231—

All of Clementi's 186 blocks.

Housing by Platform.SG