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Block 431 Jurong West Avenue 1

3 Room · 4 Room · Built 1985 · 57 years remaining lease MOP Cleared
Latest Sale
$421,000
Apr 2026 · 3 ROOM · Floor 07-09
Median $/sqm
$3,738
Based on 21 transactions
Total Transactions
21
Since Jan 2017
5-Year Trend
--
Insufficient data
Median Price ?
Top 79%
#566 / 715 Top 79%
Latest Sale ?
Top 89%
#636 / 715 Top 89%
Value ($/sqm) ?
Top 83%
#590 / 715 Top 83%
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
+3%/yr
vs
Lease Decay
−0.55%/yr
Growth assumption
Using default rate (insufficient transaction history for this block)
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 57 years remaining 99 years
57 years 10 months
Remaining lease
↓ 0.55%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 57 years remaining, decay is gradual (~0.55%/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 07 TO 09 3 ROOM 75 sqm $421,000 $5,613
Jan 2026 01 TO 03 4 ROOM 119 sqm $513,000 $4,311
Sep 2025 10 TO 12 3 ROOM 75 sqm $405,000 $5,400
Sep 2025 07 TO 09 4 ROOM 103 sqm $530,000 $5,146
Dec 2024 07 TO 09 4 ROOM 104 sqm $520,000 $5,000
Aug 2024 01 TO 03 4 ROOM 103 sqm $443,000 $4,301
Mar 2024 01 TO 03 4 ROOM 110 sqm $465,000 $4,227
Aug 2023 01 TO 03 4 ROOM 104 sqm $455,000 $4,375
Feb 2022 10 TO 12 4 ROOM 104 sqm $430,000 $4,135
Jan 2022 07 TO 09 4 ROOM 103 sqm $455,000 $4,417
Nov 2020 04 TO 06 4 ROOM 104 sqm $346,000 $3,327
Oct 2020 01 TO 03 4 ROOM 110 sqm $330,000 $3,000
Feb 2020 07 TO 09 3 ROOM 75 sqm $260,000 $3,467
Aug 2019 04 TO 06 3 ROOM 75 sqm $280,000 $3,733
Feb 2019 01 TO 03 4 ROOM 104 sqm $330,000 $3,173
Dec 2018 01 TO 03 4 ROOM 110 sqm $299,500 $2,723
Oct 2018 01 TO 03 4 ROOM 104 sqm $318,000 $3,058
Sep 2018 07 TO 09 4 ROOM 103 sqm $315,000 $3,058
Sep 2018 01 TO 03 4 ROOM 119 sqm $360,000 $3,025
May 2017 10 TO 12 4 ROOM 103 sqm $385,000 $3,738
Showing 20 of 21 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 431 Jurong West Avenue 1

Block 431 at Jurong West Avenue 1 is a residential HDB block in Jurong West, Singapore, built in 1985 with approximately 57 years remaining on its 99-year lease. The block contains 3 room, 4 room flats, with resale prices ranging from $260,000 to $530,000 based on 21 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 07 TO 09 sold for $421,000 in 2026-04. The current median price per square metre is $3,738. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8632, with an annual lease decay rate of approximately 0.55%. 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 431 Jurong West Avenue 1 worth?

The most recent resale transaction at Block 431 Jurong West Avenue 1 was $421,000 for a 3 room flat in 2026-04. The median price per square metre across all flat types is $3,738, based on 21 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 431 Jurong West Avenue 1?

Block 431 Jurong West Avenue 1 was built in 1985 and has approximately 57 years and 10 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.55%, meaning the leasehold value decreases by approximately 0.55% per year at the current remaining lease.

What flat types are available at Block 431 Jurong West Avenue 1?

Block 431 Jurong West Avenue 1 in Jurong West contains 3 room, 4 room flats. Resale prices range from $260,000 to $530,000 based on historical transaction records from data.gov.sg.

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