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HDB · Hougang · Blk 665 Hougang Ave 4

4-Room resale prices at Blk 665 Hougang Ave 4

Resales from Jan 2017 to Aug 2026 · single-unit sales only

What do 4-room flats at Blk 665 Hougang Ave 4 sell for?

Median price since Jan 2017
S$491,944S$417,000 – S$622,500

25th to 75th percentile · S$4,667 psm median (S$4,039 psm – S$6,029 psm) · from 8 recorded sales

8 recorded resales of 4-room flats at Blk 665 Hougang Ave 4 since Jan 2017 had a median price of S$491,944 (25th to 75th percentile S$417,000 to S$622,500) and a median S$4,667 psm (S$4,039 psm to S$6,029 psm). Latest recorded sale Aug 2026. Indicative, from recorded HDB resale prices.

Latest sale

S$620,000 · 103 sqm · S$6,019 psm · Aug 2026 · storeys 7 to 9

The latest sale, in Aug 2026, had 61 years 5 months of lease remaining, as HDB recorded it.

By year

YearSalesMedian price25th to 75th percentileMedian psm
20201S$375,000one saleS$3,641 psm
20212S$414,000S$411,000 – S$417,000S$4,000 psm
20222S$491,944S$480,416 – S$503,472S$4,667 psm
20241S$630,000one saleS$6,058 psm
20251S$655,000one saleS$6,122 psm
20261S$620,000one saleS$6,019 psm

Which storeys sold?

StoreysSales
Storeys 1 to 32
Storeys 4 to 61
Storeys 7 to 93
Storeys 10 to 122

How this is worked out

Every figure is HDB resales of this flat type in this block with a contract date since Jan 2017, leaving out sales flagged at ingest as unrepresentative (such as related-party transfers and statistical outliers). A page is published only with at least 5 such sales. Storeys are the ranges HDB records, not exact floors.