Block 431B Yishun Avenue 1

3 Room · 4 Room · Built 2015 · 88 years remaining lease MOP Cleared
Latest Sale
$590,000
Feb 2026 · 4 ROOM · #07-09
Median $/sqm
$4,467
Based on 40 transactions
Total Transactions
40
Since Jan 2017
5-Year Trend
▲ +45.4%
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 88 years remaining 99 years
88 years 7 months
Remaining lease
↓ 0.17%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 88 years remaining, decay is gradual (~0.17%/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
Feb 2026 07 TO 09 4 ROOM 92 sqm $590,000 $6,413
Jan 2026 04 TO 06 3 ROOM 67 sqm $460,000 $6,866
Jan 2026 07 TO 09 4 ROOM 92 sqm $580,000 $6,304
Jan 2025 01 TO 03 4 ROOM 92 sqm $532,000 $5,783
Aug 2024 04 TO 06 4 ROOM 92 sqm $538,000 $5,848
Aug 2024 04 TO 06 4 ROOM 92 sqm $545,000 $5,924
Apr 2024 10 TO 12 3 ROOM 67 sqm $438,000 $6,537
Feb 2024 04 TO 06 4 ROOM 92 sqm $510,000 $5,543
Aug 2023 07 TO 09 3 ROOM 67 sqm $390,000 $5,821
Feb 2023 10 TO 12 3 ROOM 67 sqm $425,000 $6,343
Jun 2022 10 TO 12 3 ROOM 67 sqm $415,000 $6,194
May 2022 01 TO 03 3 ROOM 67 sqm $365,000 $5,448
Dec 2021 01 TO 03 3 ROOM 67 sqm $345,000 $5,149
Nov 2021 13 TO 15 4 ROOM 92 sqm $465,000 $5,054
Oct 2021 10 TO 12 3 ROOM 67 sqm $385,000 $5,746
Oct 2021 04 TO 06 4 ROOM 92 sqm $430,000 $4,674
Mar 2021 04 TO 06 3 ROOM 67 sqm $320,000 $4,776
Jan 2021 01 TO 03 4 ROOM 92 sqm $380,000 $4,130
Nov 2020 13 TO 15 3 ROOM 67 sqm $327,000 $4,881
Nov 2020 07 TO 09 4 ROOM 92 sqm $395,000 $4,293
Showing 20 of 40 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 431B Yishun Avenue 1

Block 431B at Yishun Avenue 1 is a residential HDB block in Yishun, Singapore, built in 2015 with approximately 88 years remaining on its 99-year lease. The block contains 3 room, 4 room flats, with resale prices ranging from $285,000 to $590,000 based on 40 recorded transactions since January 2017. The most recent transaction was a 4 room flat on storeys 07 TO 09 sold for $590,000 in 2026-02. The current median price per square metre is $4,467. Over the past five years, resale prices at this block have increased by approximately 45.4%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.9525, with an annual lease decay rate of approximately 0.17%. 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 431B Yishun Avenue 1 worth?

The most recent resale transaction at Block 431B Yishun Avenue 1 was $590,000 for a 4 room flat in 2026-02. The median price per square metre across all flat types is $4,467, based on 40 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 431B Yishun Avenue 1?

Block 431B Yishun Avenue 1 was built in 2015 and has approximately 88 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 0.17%, meaning the leasehold value decreases by approximately 0.17% per year at the current remaining lease.

What flat types are available at Block 431B Yishun Avenue 1?

Block 431B Yishun Avenue 1 in Yishun contains 3 room, 4 room flats. Resale prices range from $285,000 to $590,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 431B Yishun Avenue 1 gone up or down?

Resale prices at Block 431B Yishun Avenue 1 have increased by approximately 45.4% over the past five years. The current median price is $383,000, with the most recent sale at $590,000 in 2026-02.

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