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Block 427 Jurong West Avenue 1

4 Room · 5 Room · Built 1985 · 58 years remaining lease MOP Cleared
Latest Sale
$605,000
Jan 2026 · 5 ROOM · Floor 01-03
Median $/sqm
$3,459
Based on 13 transactions
Total Transactions
13
Since Jan 2017
5-Year Trend
▲ +31.5%
Median price change
Median Price ?
Top 58%
#418 / 715 Top 58%
Latest Sale ?
Top 39%
#278 / 715 Top 39%
Value ($/sqm) ?
Top 92%
#658 / 715 Top 92%
5-Year Growth ?
Top 40%
#193 / 480 Top 40%
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
+5.6%/yr
vs
Lease Decay
−0.55%/yr
Growth assumption
Based on this block’s +31.5% 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 58 years remaining 99 years
58 years 2 months
Remaining lease
↓ 0.55%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 58 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
Jan 2026 01 TO 03 5 ROOM 135 sqm $605,000 $4,481
Apr 2024 01 TO 03 5 ROOM 136 sqm $608,000 $4,471
Jun 2023 07 TO 09 5 ROOM 133 sqm $565,000 $4,248
Apr 2022 10 TO 12 5 ROOM 133 sqm $550,000 $4,135
Nov 2021 04 TO 06 5 ROOM 135 sqm $460,000 $3,407
Apr 2021 10 TO 12 5 ROOM 133 sqm $460,000 $3,459
Jul 2020 07 TO 09 5 ROOM 136 sqm $440,000 $3,235
Jan 2019 04 TO 06 5 ROOM 133 sqm $400,000 $3,008
Nov 2018 01 TO 03 5 ROOM 136 sqm $390,000 $2,868
Apr 2018 10 TO 12 4 ROOM 104 sqm $377,000 $3,625
Mar 2018 04 TO 06 5 ROOM 133 sqm $380,000 $2,857
Feb 2018 04 TO 06 5 ROOM 136 sqm $430,000 $3,162
Oct 2017 10 TO 12 4 ROOM 104 sqm $380,000 $3,654
Showing 13 of 13 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 427 Jurong West Avenue 1

Block 427 at Jurong West Avenue 1 is a residential HDB block in Jurong West, Singapore, built in 1985 with approximately 58 years remaining on its 99-year lease. The block contains 4 room, 5 room flats, with resale prices ranging from $377,000 to $608,000 based on 13 recorded transactions since January 2017. The most recent transaction was a 5 room flat on storeys 01 TO 03 sold for $605,000 in 2026-01. The current median price per square metre is $3,459. Over the past five years, resale prices at this block have increased by approximately 31.5%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8648, 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 427 Jurong West Avenue 1 worth?

The most recent resale transaction at Block 427 Jurong West Avenue 1 was $605,000 for a 5 room flat in 2026-01. The median price per square metre across all flat types is $3,459, based on 13 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 427 Jurong West Avenue 1?

Block 427 Jurong West Avenue 1 was built in 1985 and has approximately 58 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 0.55%, meaning the leasehold value decreases by approximately 0.55% per year at the current remaining lease.

What flat types are available at Block 427 Jurong West Avenue 1?

Block 427 Jurong West Avenue 1 in Jurong West contains 4 room, 5 room flats. Resale prices range from $377,000 to $608,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 427 Jurong West Avenue 1 gone up or down?

Resale prices at Block 427 Jurong West Avenue 1 have increased by approximately 31.5% over the past five years. The current median price is $440,000, with the most recent sale at $605,000 in 2026-01.

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