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Block 399 Yishun Avenue 6

3 Room · 4 Room · Built 1989 · 62 years remaining lease MOP Cleared
Latest Sale
$440,000
Dec 2025 · 3 ROOM · Floor 10-12
Median $/sqm
$4,244
Based on 30 transactions
Total Transactions
30
Since Jan 2017
5-Year Trend
▲ +41.1%
Median price change
Median Price ?
Top 88%
#561 / 640 Top 88%
Latest Sale ?
Top 79%
#508 / 640 Top 79%
Value ($/sqm) ?
Top 76%
#489 / 640 Top 76%
5-Year Growth ?
Top 19%
#84 / 439 Top 19%
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
+7.1%/yr
vs
Lease Decay
−0.47%/yr
Growth assumption
Based on this block’s +41.1% 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 62 years remaining 99 years
62 years 3 months
Remaining lease
↓ 0.47%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 62 years remaining, decay is gradual (~0.47%/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
Dec 2025 10 TO 12 3 ROOM 73 sqm $440,000 $6,027
Jun 2025 10 TO 12 3 ROOM 73 sqm $450,000 $6,164
Feb 2025 07 TO 09 3 ROOM 73 sqm $450,000 $6,164
Mar 2024 04 TO 06 3 ROOM 73 sqm $400,000 $5,479
Mar 2024 07 TO 09 4 ROOM 105 sqm $515,000 $4,905
Jan 2024 10 TO 12 4 ROOM 104 sqm $510,000 $4,904
Sep 2023 07 TO 09 3 ROOM 73 sqm $378,000 $5,178
Aug 2023 01 TO 03 4 ROOM 108 sqm $458,000 $4,241
Nov 2022 07 TO 09 3 ROOM 73 sqm $358,000 $4,904
Nov 2022 07 TO 09 3 ROOM 73 sqm $360,000 $4,932
Nov 2022 01 TO 03 4 ROOM 108 sqm $435,000 $4,028
Sep 2022 04 TO 06 3 ROOM 73 sqm $355,000 $4,863
Aug 2022 10 TO 12 4 ROOM 104 sqm $445,000 $4,279
Jul 2022 07 TO 09 4 ROOM 104 sqm $445,000 $4,279
Sep 2021 04 TO 06 3 ROOM 73 sqm $328,000 $4,493
Aug 2021 07 TO 09 3 ROOM 73 sqm $310,000 $4,247
Jul 2021 04 TO 06 3 ROOM 73 sqm $295,000 $4,041
Jun 2021 10 TO 12 3 ROOM 73 sqm $330,000 $4,521
Feb 2021 04 TO 06 4 ROOM 105 sqm $375,000 $3,571
Jun 2020 07 TO 09 4 ROOM 105 sqm $320,000 $3,048
Showing 20 of 30 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 399 Yishun Avenue 6

Block 399 at Yishun Avenue 6 is a residential HDB block in Yishun, Singapore, built in 1989 with approximately 62 years remaining on its 99-year lease. The block contains 3 room, 4 room flats, with resale prices ranging from $225,000 to $515,000 based on 30 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 10 TO 12 sold for $440,000 in 2025-12. The current median price per square metre is $4,244. Over the past five years, resale prices at this block have increased by approximately 41.1%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8825, with an annual lease decay rate of approximately 0.47%. 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 399 Yishun Avenue 6 worth?

The most recent resale transaction at Block 399 Yishun Avenue 6 was $440,000 for a 3 room flat in 2025-12. The median price per square metre across all flat types is $4,244, based on 30 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 399 Yishun Avenue 6?

Block 399 Yishun Avenue 6 was built in 1989 and has approximately 62 years and 3 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.47%, meaning the leasehold value decreases by approximately 0.47% per year at the current remaining lease.

What flat types are available at Block 399 Yishun Avenue 6?

Block 399 Yishun Avenue 6 in Yishun contains 3 room, 4 room flats. Resale prices range from $225,000 to $515,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 399 Yishun Avenue 6 gone up or down?

Resale prices at Block 399 Yishun Avenue 6 have increased by approximately 41.1% over the past five years. The current median price is $342,500, with the most recent sale at $440,000 in 2025-12.

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