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Block 660 Yishun Avenue 4

4 Room · Built 1987 · 61 years remaining lease MOP Cleared
Latest Sale
$580,000
Aug 2025 · 4 ROOM · Floor 04-06
Median $/sqm
$4,381
Based on 27 transactions
Total Transactions
27
Since Jan 2017
5-Year Trend
▲ +43.3%
Median price change
Median Price ?
Top 71%
#456 / 640 Top 71%
Latest Sale ?
Top 37%
#234 / 640 Top 37%
Value ($/sqm) ?
Top 65%
#419 / 640 Top 65%
5-Year Growth ?
Top 14%
#61 / 439 Top 14%
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
+7.5%/yr
vs
Lease Decay
−0.49%/yr
Growth assumption
Based on this block’s +43.3% 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 61 years remaining 99 years
61 years 1 months
Remaining lease
↓ 0.49%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 61 years remaining, decay is gradual (~0.49%/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
Aug 2025 04 TO 06 4 ROOM 104 sqm $580,000 $5,577
Feb 2025 04 TO 06 4 ROOM 84 sqm $498,888 $5,939
Jul 2024 04 TO 06 4 ROOM 104 sqm $538,000 $5,173
Jun 2024 10 TO 12 4 ROOM 84 sqm $480,088 $5,715
Aug 2023 01 TO 03 4 ROOM 84 sqm $410,000 $4,881
Jun 2023 04 TO 06 4 ROOM 84 sqm $421,000 $5,012
May 2023 10 TO 12 4 ROOM 104 sqm $478,000 $4,596
Apr 2023 10 TO 12 4 ROOM 104 sqm $495,000 $4,760
Jan 2023 04 TO 06 4 ROOM 84 sqm $455,000 $5,417
Jan 2023 01 TO 03 4 ROOM 104 sqm $485,000 $4,663
Jan 2022 07 TO 09 4 ROOM 84 sqm $410,000 $4,881
Jan 2022 07 TO 09 4 ROOM 104 sqm $458,000 $4,404
Sep 2021 07 TO 09 4 ROOM 84 sqm $368,000 $4,381
Aug 2021 07 TO 09 4 ROOM 84 sqm $385,000 $4,583
Sep 2020 10 TO 12 4 ROOM 84 sqm $300,000 $3,571
Aug 2020 10 TO 12 4 ROOM 104 sqm $375,000 $3,606
Mar 2020 10 TO 12 4 ROOM 84 sqm $280,000 $3,333
Feb 2020 07 TO 09 4 ROOM 84 sqm $288,000 $3,429
Dec 2019 10 TO 12 4 ROOM 84 sqm $282,000 $3,357
Dec 2019 01 TO 03 4 ROOM 104 sqm $327,000 $3,144
Showing 20 of 27 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 660 Yishun Avenue 4

Block 660 at Yishun Avenue 4 is a residential HDB block in Yishun, Singapore, built in 1987 with approximately 61 years remaining on its 99-year lease. The block contains 4 room flats, with resale prices ranging from $280,000 to $580,000 based on 27 recorded transactions since January 2017. The most recent transaction was a 4 room flat on storeys 04 TO 06 sold for $580,000 in 2025-08. The current median price per square metre is $4,381. Over the past five years, resale prices at this block have increased by approximately 43.3%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8777, with an annual lease decay rate of approximately 0.49%. 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 660 Yishun Avenue 4 worth?

The most recent resale transaction at Block 660 Yishun Avenue 4 was $580,000 for a 4 room flat in 2025-08. The median price per square metre across all flat types is $4,381, based on 27 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 660 Yishun Avenue 4?

Block 660 Yishun Avenue 4 was built in 1987 and has approximately 61 years and 1 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.49%, meaning the leasehold value decreases by approximately 0.49% per year at the current remaining lease.

What flat types are available at Block 660 Yishun Avenue 4?

Block 660 Yishun Avenue 4 in Yishun contains 4 room flats. Resale prices range from $280,000 to $580,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 660 Yishun Avenue 4 gone up or down?

Resale prices at Block 660 Yishun Avenue 4 have increased by approximately 43.3% over the past five years. The current median price is $375,000, with the most recent sale at $580,000 in 2025-08.

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