PropKaki
HDBOCRHougang

Block 665 Hougang Ave 4

665 Hougang Ave 4, Singapore 530665

Reviewed by Nathan TangUpdated 21 June 2026Data through Apr 2026 (HDB)
Quick Summary

Block 665 Hougang Ave 4 is an HDB block in Hougang, completed in 1986, with 132 dwelling units. 3-Room flats have recently resold around S$415k (74 sqm), from 133 resales on record. The lease has approximately 62 years remaining.

1

What are the key facts about Block 665 Hougang Ave 4?

Key Takeaway

Block 665 Hougang Ave 4 is an HDB block in Hougang, completed in 1986, with 132 dwelling units.

Town
Hougang
Planning area
Hougang
Completed
1986
Storeys
12
Total units
132
Market segment
OCR
Median resale
S$415k
Last transacted
Apr 2026
Remaining lease
≈ 62 years
2

What are resale prices at Block 665 Hougang Ave 4?

Key Takeaway

3-Room flats have recently resold around S$415k (S$460 psf), from 133 resales on record (HDB caveat data).

Flat typeResalesMedian priceSizePSF
3-Room76S$355,000recent74 sqmS$446 psf
4-Room57S$420,000recent104 sqmS$379 psf

“Recent” medians use the latest transactions; for older blocks the all-time median spans 30+ years and understates today’s price. Source: HDB resale caveats, through Apr 2026.

3

What has recently sold at Block 665 Hougang Ave 4?

Key Takeaway

Block 665 Hougang Ave 4 has 133 recorded resales; the most recent transacted at S$450,000 in Apr 2026 (HDB caveat data).

DateFlat typeStoreySizePrice
Apr 20263-Room01 TO 0374 sqmS$450,000
Apr 20254-Room10 TO 12107 sqmS$655,000
Nov 20244-Room10 TO 12104 sqmS$630,000
Dec 20233-Room07 TO 0974 sqmS$415,000
Aug 20233-Room04 TO 0674 sqmS$390,000
Feb 20233-Room01 TO 0374 sqmS$380,000
Sept 20224-Room04 TO 06104 sqmS$515,000
Aug 20224-Room01 TO 03107 sqmS$468,888
Aug 20213-Room10 TO 1274 sqmS$360,000
Aug 20213-Room10 TO 1274 sqmS$348,000
Jun 20214-Room01 TO 03104 sqmS$408,000
Apr 20214-Room07 TO 09103 sqmS$420,000
4

What flat types are in Block 665 Hougang Ave 4?

Key Takeaway

Block 665 Hougang Ave 4 has 132 units, mostly 3-Room flats.

Unit stock by flat type, from the HDB property information dataset.

3-Room: 664-Room: 66
5

How far is Block 665 Hougang Ave 4 from MRT and schools?

Key Takeaway

The nearest MRT/LRT to Block 665 Hougang Ave 4 is Hougang MRT, about 939 m away (~15 min walk). 8 schools are within 1 km, including 4 primary schools.

Getting around

Schools nearby

Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

  • Xinmin Secondary SchoolSecondary schoolwithin 1 km222 m
  • Xinmin Primary SchoolPrimary schoolwithin 1 km · P1 priority328 m
  • Hougang Secondary SchoolSecondary schoolwithin 1 km449 m
  • Yio Chu Kang Primary SchoolPrimary schoolwithin 1 km · P1 priority455 m
  • Montfort Secondary SchoolSecondary schoolwithin 1 km504 m
  • Hougang Primary SchoolPrimary schoolwithin 1 km · P1 priority545 m
  • Montfort Junior SchoolPrimary schoolwithin 1 km · P1 priority547 m
  • Bowen Secondary SchoolSecondary schoolwithin 1 km853 m

Shops, food & parks

Mall: Hougang 1 · 578 mSupermarket: NTUC Fairprice Co-operative Ltd · 158 mHawker centre: Ci Yuan Hawker Centre · 216 mPark: Pk Villas Terrace Pg · 746 m

Straight-line distances from the block. Source: PropKaki amenities data.

6

What does it cost to buy a flat at Block 665 Hougang Ave 4?

Key Takeaway

Buying a flat at Block 665 Hougang Ave 4 (~S$415k) needs about S$3,308/mo in income and S$1,558/mo in repayments, after S$7,050 stamp duty and a S$104k downpayment.

Illustrative, for a buyer at the recent median resale price (S$415k) — 25% downpayment (bank-loan basis), 25-year loan at 3.5% p.a. Rates as of May 2026. Run it for your own profile →

Buyer's Stamp Duty

S$7,050

BSD, tiered

Downpayment (25%)

S$104k

cash + CPF

Monthly instalment

S$1,558/mo

25y @ 3.5%

Income required

S$3,308/mo

MSR/TDSR @ stress rate

First-time HDB buyers pay no Additional Buyer’s Stamp Duty (ABSD) and may qualify for CPF Housing Grants of up to S$80,000+, which lower the cash required — these are not included above. An HDB concessionary loan also allows a smaller downpayment.

7

Frequently asked questions about Block 665 Hougang Ave 4

What is the resale price at Block 665 Hougang Ave 4?

3-Room flats at Block 665 Hougang Ave 4 have recently resold around S$415k (74 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.

How much are flats at Block 665 Hougang Ave 4 by flat type?

3-Room ≈ S$355k; 4-Room ≈ S$420k. Figures are median resale prices from HDB caveats.

How many years are left on the lease at Block 665 Hougang Ave 4?

Block 665 Hougang Ave 4 has approximately 62 years left on its 99-year lease (completed 1986). This figure is taken from the most recent transacted flat.

How many units are in Block 665 Hougang Ave 4?

Block 665 Hougang Ave 4 has 132 dwelling units across up to 12 storeys, mostly 3 room flats.

What is the nearest MRT to Block 665 Hougang Ave 4?

The nearest MRT/LRT station to Block 665 Hougang Ave 4 is Hougang MRT, about 939 m away (~15 min walk).

Which primary schools are within 1 km of Block 665 Hougang Ave 4?

Xinmin Primary School, Yio Chu Kang Primary School, Hougang Primary School, Montfort Junior School are within 1 km of Block 665 Hougang Ave 4 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

Is Block 665 Hougang Ave 4 a good place to buy an HDB resale flat?

Block 665 Hougang Ave 4 sits in Hougang, in the Hougang planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈62 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.

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