Block 666 Hougang Ave 4
666 Hougang Ave 4, Singapore 530666
Block 666 Hougang Ave 4 is an HDB block in Hougang, completed in 1987, with 32 dwelling units. Across 23 resales on record, 4-Room flats have recently resold around S$300k (S$258 psf, 111 sqm). The lease has approximately 61 years remaining.
What are the key facts about Block 666 Hougang Ave 4?
Block 666 Hougang Ave 4 is an HDB block in Hougang, completed in 1987, with 32 dwelling units.
- Town
- Hougang
- Planning area
- Hougang
- Completed
- 1987
- Storeys
- 4
- Total units
- 32
- Flat model
- Improved · Model A
- Market segment
- OCR
- Median resale
- S$300k
- Last transacted
- Mar 2026
- Remaining lease
- ≈ 61 years
What are resale prices at Block 666 Hougang Ave 4?
4-Room flats have recently resold around S$300k (S$258 psf), from 23 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 11 | S$300,000recent | 108 sqm | S$258 psf |
| 5-Room | 12 | S$315,000recent | 122 sqm | S$240 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 Mar 2026.
What rent and yield does Block 666 Hougang Ave 4 get?
Flats at Block 666 Hougang Ave 4 have recently sublet for a median of S$2,400/mo, an indicative gross rental yield of about 9.6% (from 6 recent rental contracts).
Median rent
S$2,400/mo
6 recent contracts
Gross rental yield
9.6%
indicative, gross
Annual rent
S$28,800
median × 12 months
| Flat type | Contracts | Median rent |
|---|---|---|
| 5-Room | 6 | S$2,400/mo |
HDB subletting requires the flat owner to have met the 5-year Minimum Occupation Period (MOP), so the rental sample per block is small — treat the yield as indicative. Latest contract Nov 2025. Source: HDB rental (subletting) data.
What has recently sold at Block 666 Hougang Ave 4?
Block 666 Hougang Ave 4 has 23 recorded resales; the most recent transacted at S$660,000 in Mar 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Mar 2026 | 5-Room | 01 TO 03 | 122 sqm | S$660,000 |
| Sept 2025 | 4-Room | 01 TO 03 | 111 sqm | S$633,000 |
| Jan 2022 | 4-Room | 01 TO 03 | 108 sqm | S$445,000 |
| Feb 2021 | 4-Room | 01 TO 03 | 103 sqm | S$415,000 |
| Feb 2018 | 4-Room | 04 TO 06 | 103 sqm | S$345,000 |
| Mar 2014 | 4-Room | 01 TO 03 | 111 sqm | S$400,000 |
| Aug 2009 | 4-Room | 01 TO 03 | 108 sqm | S$300,000 |
| Nov 2007 | 5-Room | 01 TO 03 | 122 sqm | S$282,000 |
| Mar 2007 | 5-Room | 01 TO 03 | 128 sqm | S$270,000 |
| May 2004 | 4-Room | 01 TO 03 | 108 sqm | S$290,000 |
| Jan 2003 | 5-Room | 01 TO 03 | 128 sqm | S$281,000 |
| Mar 2002 | 4-Room | 01 TO 03 | 111 sqm | S$258,000 |
What flat types are in Block 666 Hougang Ave 4?
Block 666 Hougang Ave 4 has 32 units, mostly 4-Room flats of the Improved / Model A model.
Unit stock by flat type, from the HDB property information dataset.
Where is Block 666 Hougang Ave 4?
Block 666 Hougang Ave 4 is an HDB block in Hougang.
Block 666 Hougang Ave 4 is an HDB block located along Hougang Ave 4. The block is recorded as completed around 1987, with up to 4 storeys. It has an estimated 32 residential units based on the HDB property information dataset. Flat types in the block include 4-room and 5-room units.
The address is Block 666 Hougang Ave 4, Singapore 530666. It is part of District 19, Serangoon Garden / Hougang / Punggol, the Hougang planning area. The block falls within the North-East Region and the OCR market segment.
The nearest rail connection is Hougang MRT, approximately 874m away, around 14 minutes on foot. Nearby amenities include Hougang 1 for shopping, NTUC Fairprice Co-operative Ltd for groceries, Ci Yuan Hawker Centre for food options, Pk Villas Terrace Pg for greenery and recreation, Hougang Polyclinic for polyclinic services, and Ci Yuan Community Club for community facilities.
How far is Block 666 Hougang Ave 4 from MRT and schools?
The nearest MRT/LRT to Block 666 Hougang Ave 4 is Hougang MRT, about 874 m away (~14 min walk). 8 schools are within 1 km, including 4 primary schools.
Getting around
- Hougang MRT874 m · ~14 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Xinmin Secondary SchoolSecondary schoolwithin 1 km251 m
- Xinmin Primary SchoolPrimary schoolwithin 1 km · P1 priority339 m
- Montfort Secondary SchoolSecondary schoolwithin 1 km444 m
- Yio Chu Kang Primary SchoolPrimary schoolwithin 1 km · P1 priority465 m
- Montfort Junior SchoolPrimary schoolwithin 1 km · P1 priority486 m
- Hougang Secondary SchoolSecondary schoolwithin 1 km501 m
- Hougang Primary SchoolPrimary schoolwithin 1 km · P1 priority607 m
- Bowen Secondary SchoolSecondary schoolwithin 1 km895 m
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 666 Hougang Ave 4?
Buying a flat at Block 666 Hougang Ave 4 (~S$300k) needs about S$2,392/mo in income and S$1,126/mo in repayments, after S$4,200 stamp duty and a S$75k downpayment.
Illustrative, for a buyer at the recent median resale price (S$300k) — 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$4,200
BSD, tiered
Downpayment (25%)
S$75k
cash + CPF
Monthly instalment
S$1,126/mo
25y @ 3.5%
Income required
S$2,392/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.
Wondering whether it will hold its value? See do HDB flats actually make money? →
Eyeing Block 666 Hougang Ave 4? Ask what it's worth.
Recent transacted prices, what's nearby, and whether an asking price is fair.
PropKakiRecent sales at Block 666 Hougang Ave 4 land close to the town median — fair value, no big premium.
Frequently asked questions about Block 666 Hougang Ave 4
How much does a 4-Room flat at Block 666 Hougang Ave 4 cost?⌄
4-Room flats at Block 666 Hougang Ave 4 have recently resold for a median of about S$300k (S$258 psf), from 23 resales on record (HDB caveats). The exact price depends on the flat type, floor and remaining lease.
What are resale prices at Block 666 Hougang Ave 4 by flat type?⌄
4-Room ≈ S$300k; 5-Room ≈ S$315k (median resale, HDB caveats).
Is Block 666 Hougang Ave 4 worth buying given its remaining lease?⌄
Block 666 Hougang Ave 4 has about 61 years left on its 99-year lease (completed 1987). That's a long runway, so CPF usage and bank financing are generally unrestricted. The figure is taken from the most recent transacted flat.
What is the rental yield at Block 666 Hougang Ave 4?⌄
Gross rental yield at Block 666 Hougang Ave 4 is about 9.6%, based on a median subletting rent of about S$2,400/mo against a resale price of about S$300k. HDB subletting requires the owner to have met the 5-year MOP, so the per-block sample is small — treat this as indicative.
How much do I need to earn to buy a flat at Block 666 Hougang Ave 4?⌄
For a flat at about S$300k on a 25-year HDB-style loan, you'd need roughly S$2,392/mo in household income, with repayments around S$1,126/mo after a S$75k downpayment. First-timer grants of up to S$80,000+ (not included) lower the cash needed.
What is the nearest MRT to Block 666 Hougang Ave 4?⌄
The nearest MRT/LRT station to Block 666 Hougang Ave 4 is Hougang MRT, about 874 m away (~14 min walk).
Which primary schools are within 1 km of Block 666 Hougang Ave 4?⌄
Xinmin Primary School, Yio Chu Kang Primary School, Montfort Junior School, Hougang Primary School are within 1 km of Block 666 Hougang Ave 4 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.