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Block 431B Yishun Avenue 1

3 Room · 4 Room · Built 2015 · 88 years remaining lease MOP Cleared
Latest Sale
$490,000
Mar 2026 · 3 ROOM · Floor 07-09
Median $/sqm
$4,478
Based on 41 transactions
Total Transactions
41
Since Jan 2017
5-Year Trend
▲ +36.2%
Median price change
Median Price ?
Top 65%
#413 / 640 Top 65%
Latest Sale ?
Top 62%
#397 / 640 Top 62%
Value ($/sqm) ?
Top 60%
#381 / 640 Top 60%
5-Year Growth ?
Top 35%
#155 / 439 Top 35%
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
+6.4%/yr
vs
Lease Decay
−0.17%/yr
Growth assumption
Based on this block’s +36.2% 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 88 years remaining 99 years
88 years 6 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
Mar 2026 07 TO 09 3 ROOM 67 sqm $490,000 $7,313
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
Showing 20 of 41 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 41 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 07 TO 09 sold for $490,000 in 2026-03. The current median price per square metre is $4,478. Over the past five years, resale prices at this block have increased by approximately 36.2%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.9524, 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 $490,000 for a 3 room flat in 2026-03. The median price per square metre across all flat types is $4,478, based on 41 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 6 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 36.2% over the past five years. The current median price is $385,000, with the most recent sale at $490,000 in 2026-03.

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