01 · Blocks
Which blocks sold for less?
Each block's median, low to high. The line runs from its cheapest sale to its dearest.
Blk 665 ranks the 3rd highest of 10 blocks with two or more sales.
Blk 665 Hougang Ave 4
Postal code 530665. Resale prices since Nov 2024:
This blockBlk 665 Hougang Ave 415 min to Hougang · built 1986 with the 5 blocks in grey · 3–4 room · 60 years left
Nearest stations
Hougang MRT1.2 km to Exit C 15 min walk
Buangkok MRT 22 min walk
Kovan MRT 25 min walk
132 homes in this block
3‑room66
4‑room66
- Completed
- 1986
- Storeys
- 12
- Lease
- 1988 to 2087
Under 35? You may get less CPF and a smaller HDB loan.
Blk 665 resale prices
S$620,000 to S$655,000
Three sales at Blk 665 since Nov 2024 · S$559, S$563 and S$569 psf
| Month | Storey | Size | Model | Price | PSF |
|---|---|---|---|---|---|
| Aug 2026 | 7–9 | 103 m² · 1109 sq ft | Model A | S$620,000 | S$559 |
| Apr 2025 | 10–12 | 107 m² · 1152 sq ft | Model A | S$655,000 | S$569 |
| Nov 2024 | 10–12 | 104 m² · 1119 sq ft | Model A | S$630,000 | S$563 |
Against the blocks around it
4‑room sales since Nov 2024 at Blk 665, four blocks built with it and 10 other blocks within 250 m with leases from 1985 to 1991. In S$ per sq ft, so sizes compare.
02 · Floors
Do higher floors cost more?
The median for each storey band, across the same blocks.
Storeys 10–12 went for a median S$569 psf, against S$531 on storeys 1–3.
03 · Months
How have prices moved?
Each month's median across these blocks, with a line from its cheapest sale to its dearest and the number sold. Blk 665's own sales.
The median went from S$571 psf in the first year to S$532 in the past year.
S$450,000 to S$480,000
Two sales at Blk 665 since Nov 2024 · S$565 and S$603 psf
| Month | Storey | Size | Model | Price | PSF |
|---|---|---|---|---|---|
| Sep 2026 | 10–12 | 74 m² · 797 sq ft | Model A | S$480,000 | S$603 |
| Apr 2026 | 1–3 | 74 m² · 797 sq ft | Model A | S$450,000 | S$565 |
Against the blocks around it
3‑room sales since Nov 2024 at Blk 665, four blocks built with it and nine other blocks within 250 m with leases from 1985 to 1991. In S$ per sq ft, so sizes compare.
01 · Blocks
Which blocks sold for less?
Each block's median, low to high. The line runs from its cheapest sale to its dearest.
Blk 665 ranks the 11th highest of 12 blocks with two or more sales.
02 · Floors
Do higher floors cost more?
The median for each storey band, across the same blocks.
Storeys 10–12 went for a median S$601 psf, against S$581 on storeys 1–3.
03 · Months
How have prices moved?
Each month's median across these blocks, with a line from its cheapest sale to its dearest and the number sold. Blk 665's own sales.
The median went from S$602 psf in the first year to S$603 in the past year.
Blk 665 rents
S$2,400 to S$2,800 a month
What most 3‑room flats here rent for: 6 rentals at Blk 665 since Nov 2024, median S$2,600
Blk 665 18 other blocks around it Median across all of them
Each dot is a rental HDB approved since Nov 2024. Owners declare the rent and HDB doesn't check it, so treat single rentals with care.
Primary schools near Blk 665
Within 1 km · 4
- 1Xinmin Primary School150 m
- 2Yio Chu Kang Primary School380 m
- 3Montfort Junior School430 m
- 4Hougang Primary School480 m
1 to 2 km · 8
- 5Rosyth SchoolClose to the 1 km line1.0 km
- 6Punggol Primary School1.2 km
- 7Holy Innocents' Primary School1.3 km
- 8Palm View Primary School1.3 km
- 9CHIJ Our Lady of the Nativity1.4 km
- 10North Vista Primary School1.5 km
- 11Anchor Green Primary School1.8 km
- 12Xinghua Primary School1.8 km
Distances are straight lines from Blk 665 to each school's grounds, as MOE measures for Primary 1. Check ones near 1 km on OneMap.
Viewing a flat at Blk 665?
We're building an iPhone app for booking HDB viewings yourself. Share the PropertyGuru listing in and it gives you a link to send the seller's agent, so they can pick a slot when you're free.
Early access on TestFlight · iPhone
Before the viewing: What to WhatsApp the agent · The viewing checklist
Around Blk 665
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Block details, resale prices and rentals come from HDB, building outlines from HDB's Existing Building dataset, MRT exits from LTA, schools from MOE and school grounds from URA's Master Plan, all published on data.gov.sg. Walking routes and map tiles are from OneMap by the Singapore Land Authority. Updated 26 Oct 2026.