Block 639 Ang Mo Kio Avenue 6

3 Room · 4 Room · Built 1980 · 53 years remaining lease MOP Cleared
Latest Sale
$438,000
Nov 2025 · 3 ROOM · #07-09
Median $/sqm
$4,731
Based on 34 transactions
Total Transactions
34
Since Jan 2017
5-Year Trend
▲ +25.5%
Median price change
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
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Future Value Projection
Estimated value in --
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Based on Bala's Table (SLA leasehold valuation model) with 3% annual market appreciation. Lease decay is non-linear and accelerates as remaining lease shortens. Not financial advice.
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Lease Decay Projection
0 years 53 years remaining 99 years
53 years 11 months
Remaining lease
↓ 0.65%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 53 years remaining, decay is gradual (~0.65%/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
Nov 2025 07 TO 09 3 ROOM 68 sqm $438,000 $6,441
Oct 2024 10 TO 12 3 ROOM 68 sqm $430,000 $6,324
Sep 2024 04 TO 06 3 ROOM 68 sqm $425,000 $6,250
Aug 2024 04 TO 06 3 ROOM 68 sqm $388,000 $5,706
Jul 2024 10 TO 12 3 ROOM 68 sqm $403,000 $5,926
Jun 2024 04 TO 06 3 ROOM 68 sqm $380,000 $5,588
Jun 2024 10 TO 12 4 ROOM 92 sqm $558,000 $6,065
Mar 2024 04 TO 06 3 ROOM 68 sqm $385,000 $5,662
Oct 2023 01 TO 03 4 ROOM 92 sqm $428,000 $4,652
Oct 2023 10 TO 12 4 ROOM 92 sqm $478,000 $5,196
Jul 2023 07 TO 09 3 ROOM 68 sqm $386,000 $5,676
Aug 2022 07 TO 09 3 ROOM 68 sqm $357,000 $5,250
Jun 2022 07 TO 09 3 ROOM 68 sqm $415,000 $6,103
Nov 2021 07 TO 09 3 ROOM 82 sqm $398,000 $4,854
Aug 2021 07 TO 09 3 ROOM 68 sqm $348,888 $5,131
Jul 2021 10 TO 12 3 ROOM 82 sqm $400,000 $4,878
Jun 2021 01 TO 03 3 ROOM 68 sqm $285,000 $4,191
Apr 2021 10 TO 12 3 ROOM 68 sqm $325,388 $4,785
Dec 2020 04 TO 06 3 ROOM 68 sqm $280,000 $4,118
Nov 2020 01 TO 03 3 ROOM 68 sqm $280,000 $4,118
Showing 20 of 34 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 639 Ang Mo Kio Avenue 6

Block 639 at Ang Mo Kio Avenue 6 is a residential HDB block in Ang Mo Kio, Singapore, built in 1980 with approximately 53 years remaining on its 99-year lease. The block contains 3 room, 4 room flats, with resale prices ranging from $252,000 to $558,000 based on 34 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 07 TO 09 sold for $438,000 in 2025-11. The current median price per square metre is $4,731. Over the past five years, resale prices at this block have increased by approximately 25.5%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8435, with an annual lease decay rate of approximately 0.65%. 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 639 Ang Mo Kio Avenue 6 worth?

The most recent resale transaction at Block 639 Ang Mo Kio Avenue 6 was $438,000 for a 3 room flat in 2025-11. The median price per square metre across all flat types is $4,731, based on 34 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 639 Ang Mo Kio Avenue 6?

Block 639 Ang Mo Kio Avenue 6 was built in 1980 and has approximately 53 years and 11 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.65%, meaning the leasehold value decreases by approximately 0.65% per year at the current remaining lease.

What flat types are available at Block 639 Ang Mo Kio Avenue 6?

Block 639 Ang Mo Kio Avenue 6 in Ang Mo Kio contains 3 room, 4 room flats. Resale prices range from $252,000 to $558,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 639 Ang Mo Kio Avenue 6 gone up or down?

Resale prices at Block 639 Ang Mo Kio Avenue 6 have increased by approximately 25.5% over the past five years. The current median price is $337,138, with the most recent sale at $438,000 in 2025-11.

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