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Block 641 Hougang Avenue 8

5 Room · Built 1987 · 60 years remaining lease MOP Cleared
Latest Sale
$863,000
Mar 2026 · 5 ROOM · Floor 16-18
Median $/sqm
$4,767
Based on 17 transactions
Total Transactions
17
Since Jan 2017
5-Year Trend
▲ +59.4%
Median price change
Median Price ?
Top 27%
#155 / 579 Top 27%
Latest Sale ?
Top 14%
#79 / 579 Top 14%
Value ($/sqm) ?
Top 53%
#305 / 579 Top 53%
5-Year Growth ?
Top 3%
#12 / 380 Top 3%
Price Trend
Source: HDB Resale Flat Prices, data.gov.sg. Updated monthly.
What's Your Unit Worth?
HDB records transactions in 3-storey bands (e.g. 01 TO 03). Pick the band closest to your floor.
Estimated Market Value
--
Future Value Projection
Market Appreciation
+9.8%/yr
vs
Lease Decay
−0.50%/yr
Growth assumption
Based on this block’s +59.4% growth over 5 years
Estimated value in --
--
Market appreciation --
Lease decay --
Net effect --
Projection uses Bala's Table (SLA leasehold model) for lease decay and your selected growth rate for appreciation. Lease decay is non-linear and accelerates as remaining lease shortens. Past growth does not guarantee future performance. Not financial advice.
Lease Decay Projection
0 years 60 years remaining 99 years
60 years 7 months
Remaining lease
↓ 0.50%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 60 years remaining, decay is gradual (~0.50%/yr). It accelerates significantly below 40 years. Market appreciation (historically 2-4%/yr) currently outpaces lease decay for this block.
All Transactions
Date Floor Type Area Price $/sqm
Mar 2026 16 TO 18 5 ROOM 120 sqm $863,000 $7,192
May 2025 13 TO 15 5 ROOM 120 sqm $808,000 $6,733
Jun 2024 01 TO 03 5 ROOM 120 sqm $656,000 $5,467
Apr 2024 10 TO 12 5 ROOM 120 sqm $690,000 $5,750
Sep 2023 07 TO 09 5 ROOM 120 sqm $640,000 $5,333
Jan 2023 01 TO 03 5 ROOM 120 sqm $572,000 $4,767
Jan 2023 10 TO 12 5 ROOM 120 sqm $610,000 $5,083
Dec 2022 01 TO 03 5 ROOM 120 sqm $610,000 $5,083
Jul 2022 04 TO 06 5 ROOM 120 sqm $598,888 $4,991
May 2021 04 TO 06 5 ROOM 120 sqm $510,000 $4,250
Apr 2021 10 TO 12 5 ROOM 120 sqm $538,000 $4,483
Nov 2020 10 TO 12 5 ROOM 120 sqm $510,000 $4,250
Jun 2019 07 TO 09 5 ROOM 120 sqm $465,000 $3,875
Feb 2019 07 TO 09 5 ROOM 120 sqm $448,000 $3,733
Oct 2018 01 TO 03 5 ROOM 120 sqm $455,000 $3,792
May 2018 07 TO 09 5 ROOM 120 sqm $433,000 $3,608
May 2017 13 TO 15 5 ROOM 120 sqm $538,000 $4,483
Showing 17 of 17 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 641 Hougang Avenue 8

Block 641 at Hougang Avenue 8 is a residential HDB block in Hougang, Singapore, built in 1987 with approximately 60 years remaining on its 99-year lease. The block contains 5 room flats, with resale prices ranging from $433,000 to $863,000 based on 17 recorded transactions since January 2017. The most recent transaction was a 5 room flat on storeys 16 TO 18 sold for $863,000 in 2026-03. The current median price per square metre is $4,767. Over the past five years, resale prices at this block have increased by approximately 59.4%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8756, with an annual lease decay rate of approximately 0.50%. All transaction data is sourced from Singapore's data.gov.sg open data platform and is updated monthly.

Frequently Asked Questions

How much is an HDB flat at Block 641 Hougang Avenue 8 worth?

The most recent resale transaction at Block 641 Hougang Avenue 8 was $863,000 for a 5 room flat in 2026-03. The median price per square metre across all flat types is $4,767, based on 17 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 641 Hougang Avenue 8?

Block 641 Hougang Avenue 8 was built in 1987 and has approximately 60 years and 7 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.50%, meaning the leasehold value decreases by approximately 0.50% per year at the current remaining lease.

What flat types are available at Block 641 Hougang Avenue 8?

Block 641 Hougang Avenue 8 in Hougang contains 5 room flats. Resale prices range from $433,000 to $863,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 641 Hougang Avenue 8 gone up or down?

Resale prices at Block 641 Hougang Avenue 8 have increased by approximately 59.4% over the past five years. The current median price is $572,000, with the most recent sale at $863,000 in 2026-03.

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