Block 421 Jurong West Street 42
| Date | Floor | Type | Area | Price | $/sqm |
|---|---|---|---|---|---|
| Feb 2026 | 04 TO 06 | 3 ROOM | 64 sqm | $380,000 | $5,938 |
| Jan 2026 | 01 TO 03 | 4 ROOM | 84 sqm | $450,000 | $5,357 |
| Nov 2025 | 07 TO 09 | 3 ROOM | 64 sqm | $403,888 | $6,311 |
| Mar 2025 | 07 TO 09 | 3 ROOM | 64 sqm | $400,000 | $6,250 |
| Oct 2024 | 07 TO 09 | 3 ROOM | 64 sqm | $388,000 | $6,063 |
| Jul 2024 | 04 TO 06 | 3 ROOM | 64 sqm | $375,000 | $5,859 |
| Apr 2024 | 04 TO 06 | 3 ROOM | 64 sqm | $375,000 | $5,859 |
| Oct 2023 | 07 TO 09 | 3 ROOM | 64 sqm | $343,000 | $5,359 |
| Sep 2023 | 07 TO 09 | 3 ROOM | 64 sqm | $350,000 | $5,469 |
| May 2023 | 01 TO 03 | 4 ROOM | 84 sqm | $438,000 | $5,214 |
| Feb 2023 | 01 TO 03 | 4 ROOM | 84 sqm | $425,000 | $5,060 |
| Aug 2022 | 04 TO 06 | 3 ROOM | 64 sqm | $348,000 | $5,438 |
| Jul 2022 | 04 TO 06 | 3 ROOM | 64 sqm | $316,000 | $4,938 |
| Jul 2022 | 07 TO 09 | 4 ROOM | 89 sqm | $430,000 | $4,831 |
| Apr 2022 | 04 TO 06 | 3 ROOM | 64 sqm | $328,000 | $5,125 |
| Jan 2022 | 07 TO 09 | 3 ROOM | 64 sqm | $320,000 | $5,000 |
| May 2021 | 07 TO 09 | 3 ROOM | 64 sqm | $308,000 | $4,813 |
| Jul 2020 | 01 TO 03 | 4 ROOM | 84 sqm | $315,000 | $3,750 |
| Jan 2020 | 10 TO 12 | 4 ROOM | 84 sqm | $315,000 | $3,750 |
| May 2019 | 07 TO 09 | 3 ROOM | 64 sqm | $257,000 | $4,016 |
About Block 421 Jurong West Street 42
Block 421 at Jurong West Street 42 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 3 room, 4 room flats, with resale prices ranging from $241,000 to $450,000 based on 24 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 04 TO 06 sold for $380,000 in 2026-02. The current median price per square metre is $5,092. Over the past five years, resale prices at this block have increased by approximately 30.5%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8656, with an annual lease decay rate of approximately 0.54%. 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 421 Jurong West Street 42 worth?
The most recent resale transaction at Block 421 Jurong West Street 42 was $380,000 for a 3 room flat in 2026-02. The median price per square metre across all flat types is $5,092, based on 24 transactions since January 2017. Data sourced from data.gov.sg.
What is the remaining lease for Block 421 Jurong West Street 42?
Block 421 Jurong West Street 42 was built in 1985 and has approximately 58 years and 4 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.54%, meaning the leasehold value decreases by approximately 0.54% per year at the current remaining lease.
What flat types are available at Block 421 Jurong West Street 42?
Block 421 Jurong West Street 42 in Jurong West contains 3 room, 4 room flats. Resale prices range from $241,000 to $450,000 based on historical transaction records from data.gov.sg.
Have HDB prices at Block 421 Jurong West Street 42 gone up or down?
Resale prices at Block 421 Jurong West Street 42 have increased by approximately 30.5% over the past five years. The current median price is $345,500, with the most recent sale at $380,000 in 2026-02.