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Block 665 Yishun Avenue 4

4 Room · 5 Room · Executive · Built 1992 · 65 years remaining lease MOP Cleared
Latest Sale
$1,025,000
Apr 2026 · EXECUTIVE · Floor 01-03
Median $/sqm
$4,623
Based on 15 transactions
Total Transactions
15
Since Jan 2017
5-Year Trend
▲ +33.6%
Median price change
Median Price ?
Top 5%
#31 / 640 Top 5%
Latest Sale ?
Top 1%
#9 / 640 Top 1%
Value ($/sqm) ?
Top 49%
#316 / 640 Top 49%
5-Year Growth ?
Top 47%
#207 / 439 Top 47%
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
+6%/yr
vs
Lease Decay
−0.42%/yr
Growth assumption
Based on this block’s +33.6% 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 65 years remaining 99 years
65 years 2 months
Remaining lease
↓ 0.42%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 65 years remaining, decay is gradual (~0.42%/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
Apr 2026 01 TO 03 EXECUTIVE 164 sqm $1,025,000 $6,250
Jan 2026 01 TO 03 5 ROOM 132 sqm $750,000 $5,682
Aug 2025 04 TO 06 4 ROOM 109 sqm $600,000 $5,505
Jul 2025 04 TO 06 5 ROOM 132 sqm $735,000 $5,568
Feb 2025 01 TO 03 EXECUTIVE 181 sqm $1,068,000 $5,901
May 2024 01 TO 03 5 ROOM 134 sqm $708,888 $5,290
Apr 2023 04 TO 06 4 ROOM 106 sqm $490,000 $4,623
Jun 2022 07 TO 09 5 ROOM 134 sqm $625,000 $4,664
Nov 2021 04 TO 06 4 ROOM 117 sqm $470,000 $4,017
Oct 2021 04 TO 06 5 ROOM 134 sqm $540,000 $4,030
Apr 2019 01 TO 03 EXECUTIVE 181 sqm $758,000 $4,188
Dec 2018 07 TO 09 EXECUTIVE 164 sqm $708,000 $4,317
Aug 2018 01 TO 03 5 ROOM 132 sqm $455,000 $3,447
Jul 2018 04 TO 06 4 ROOM 109 sqm $325,000 $2,982
Mar 2017 04 TO 06 EXECUTIVE 164 sqm $680,000 $4,146
Showing 15 of 15 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 665 Yishun Avenue 4

Block 665 at Yishun Avenue 4 is a residential HDB block in Yishun, Singapore, built in 1992 with approximately 65 years remaining on its 99-year lease. The block contains 4 room, 5 room, executive flats, with resale prices ranging from $325,000 to $1,068,000 based on 15 recorded transactions since January 2017. The most recent transaction was a executive flat on storeys 01 TO 03 sold for $1,025,000 in 2026-04. The current median price per square metre is $4,623. Over the past five years, resale prices at this block have increased by approximately 33.6%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8937, with an annual lease decay rate of approximately 0.42%. 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 665 Yishun Avenue 4 worth?

The most recent resale transaction at Block 665 Yishun Avenue 4 was $1,025,000 for a executive flat in 2026-04. The median price per square metre across all flat types is $4,623, based on 15 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 665 Yishun Avenue 4?

Block 665 Yishun Avenue 4 was built in 1992 and has approximately 65 years and 2 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.42%, meaning the leasehold value decreases by approximately 0.42% per year at the current remaining lease.

What flat types are available at Block 665 Yishun Avenue 4?

Block 665 Yishun Avenue 4 in Yishun contains 4 room, 5 room, executive flats. Resale prices range from $325,000 to $1,068,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 665 Yishun Avenue 4 gone up or down?

Resale prices at Block 665 Yishun Avenue 4 have increased by approximately 33.6% over the past five years. The current median price is $680,000, with the most recent sale at $1,025,000 in 2026-04.

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