Block data

Blk 231 Hougang Street 21

HougangSingapore 530231HDB data to Oct 2026

The block

Completed
1983
Lease
From 1984, ends 2083. About 56 years left
Storeys
13
Flats
102: 22 4-room, 80 5-room
Postal code
Singapore 530231
Nearest MRT
Kovan MRT, about 5 min walk (320 m)
Town
Hougang

Resale prices at Blk 231 Hougang Street 21

4-roomS$607,500median of 4 sales since Oct 2023, S$526 psf
5-roomS$988,888median of 3 sales in 12 months, S$656 psf
Flat type2023202420252026Hougang median
4-roomS$615,000S$585,000--S$618,888
5-room-S$991,688S$1,028,000S$988,888S$785,000

Median price by year of registration.

What is my flat at Blk 231 Hougang Street 21 worth?

Pick your flat type and floor for an instant range based on this block's own resales.

Estimated valueS$607,500
Get an exact valuation for my unit

A guide only. Condition, facing, corner units and renovation can move the price 5 to 10% either way.

Latest sales

MonthTypeStoreySizePrice
Sept 20265-room
Model A-Maisonette
04 to 06140 sqm
1,507 sqft
S$988,888
S$656 psf
Aug 20265-room
Model A-Maisonette
07 to 09140 sqm
1,507 sqft
S$1,040,000
S$690 psf
Jan 20265-room
Model A-Maisonette
04 to 06142 sqm
1,528 sqft
S$980,000
S$641 psf
Sept 20255-room
Model A-Maisonette
10 to 12142 sqm
1,528 sqft
S$1,028,000
S$673 psf
May 20255-room
Model A-Maisonette
01 to 03140 sqm
1,507 sqft
S$990,000
S$657 psf
Feb 20255-room
Model A-Maisonette
07 to 09140 sqm
1,507 sqft
S$1,070,888
S$711 psf
Aug 20245-room
Model A-Maisonette
10 to 12142 sqm
1,528 sqft
S$1,150,000
S$752 psf
Jun 20245-room
Model A-Maisonette
10 to 12142 sqm
1,528 sqft
S$1,088,000
S$712 psf
Apr 20245-room
Model A-Maisonette
04 to 06140 sqm
1,507 sqft
S$900,000
S$597 psf
Apr 20245-room
Model A-Maisonette
04 to 06142 sqm
1,528 sqft
S$991,688
S$649 psf
Mar 20245-room
Model A-Maisonette
01 to 03142 sqm
1,528 sqft
S$900,000
S$589 psf
Feb 20244-room
Model A
10 to 12103 sqm
1,109 sqft
S$585,000
S$528 psf
Nov 20234-room
Model A
10 to 12109 sqm
1,173 sqft
S$600,000
S$511 psf
Nov 20234-room
Model A
07 to 09109 sqm
1,173 sqft
S$615,000
S$524 psf
Oct 20234-room
Model A
13 to 15109 sqm
1,173 sqft
S$620,000
S$528 psf

Rent at Blk 231 Hougang Street 21

4-roomS$3,700a month, median of 2 approvals in 12 months
5-roomS$3,750a month, median of 1 approval in 12 months

At these figures a 4-room flat here earns a gross yield of about 7.3% before property tax and other costs.

Whole-flat rentals approved by HDB since Oct 2024. Rooms let out separately aren't included.

Flat layouts at Blk 231 Hougang Street 21

HDB records the flat model of every resale. These are the layouts sold here, with the typical size.

Flat typeModelTypical sizeSales
4-roomModel A109 sqm (1,173 sqft)4
5-roomModel A-Maisonette142 sqm (1,528 sqft)11

Model names come from HDB. "Improved", "New Generation" and "Model A" flats of the same type can differ by 10 sqm or more, so compare sizes, not just room counts.

Living at Blk 231 Hougang Street 21

MRT

  • Kovan MRT320 m, about 5 min walk
  • Hougang MRT1.4 km, about 23 min walk

Hawker centres

  • Kovan Hougang Market and Food Centre210 m, 66 food stalls
  • Hougang 105 Hainanese Village Centre540 m, 51 food stalls

Car park

Car parkTypeFree parkingNight parkingGantry
HG17SurfaceFree on Sundays and public holidays, 7am to 10.30pmYes4.5 m

From HDB's car park list. HDB lists this block as served by these car parks.

1-minute quizzes for owners at Blk 231 Hougang Street 21

What is your flat at Blk 231 Hougang Street 21 worth?

Send us your floor and flat type. We'll reply with a valuation range based on the latest sales here and at nearby blocks, and what a sale would leave you after your loan and CPF refund.

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Common questions

How much is a 4-room flat at Blk 231 Hougang Street 21?

4-room flats at Blk 231 Hougang Street 21 sold for a median S$607,500 since Oct 2023, or about S$526 per square foot. The range was S$585,000 to S$620,000. Floor level, condition and the remaining lease explain most of the gap.

How many years are left on the lease at Blk 231 Hougang Street 21?

The lease started in 1984 and runs for 99 years to 2083, so about 56 years are left. Banks and CPF limit how much a buyer can borrow and use once fewer than 60 years remain, which affects who can buy.

How much rent can I get at Blk 231 Hougang Street 21?

HDB approved 2 4-room rentals here in the last 12 months, at a median S$3,700 a month (S$3,700 to S$3,700). See more in the HDB rental rates checker.

What is the postal code of Blk 231 Hougang Street 21?

The postal code of Blk 231 Hougang Street 21 is Singapore 530231.

What is the nearest MRT station to Blk 231 Hougang Street 21?

Kovan MRT station is about 320 m away, roughly 5 minutes on foot. Hougang MRT is the next closest, about 1.4 km away.

Where do residents of Blk 231 Hougang Street 21 park?

Surface car park HG17: Free on Sundays and public holidays, 7am to 10.30pm, night parking available, gantry height 4.5 m.

What is my flat at Blk 231 Hougang Street 21 worth?

Recent sales at the block are the best guide, adjusted for your floor, facing and condition. Send us your unit and we'll reply with a valuation range on WhatsApp.

Other blocks on Hougang Street 21

Blocks nearby

All HDB blocks in Hougang · All towns

Source: HDB resale flat prices, renting out of flats and HDB property information, from data.gov.sg. Resales from Oct 2023 to Oct 2026. Prices are what buyers paid; your flat's value depends on its floor, facing, condition and lease.