The block
- Completed
- 1984
- Lease
- From 1985, ends 2084. About 57 years left
- Storeys
- 10
- Flats
- 108: 53 3-room, 54 4-room, plus 1 HDB rental flats
- Postal code
- Singapore 640421
- Nearest MRT
- Lakeside MRT, about 15 min walk (900 m)
- Town
- Jurong West
Resale prices at Blk 421 Jurong West Street 42
| Flat type | 2023 | 2024 | 2025 | 2026 | Jurong West median |
|---|---|---|---|---|---|
| 3-room | S$343,000 | S$375,000 | S$401,944 | S$380,000 | S$394,000 |
| 4-room | - | - | - | S$450,000 | S$535,000 |
Median price by year of registration.
What is my flat at Blk 421 Jurong West Street 42 worth?
Pick your flat type and floor for an instant range based on this block's own resales.
A guide only. Condition, facing, corner units and renovation can move the price 5 to 10% either way.
Latest sales
| Month | Type | Storey | Size | Price |
|---|---|---|---|---|
| Feb 2026 | 3-room Simplified | 04 to 06 | 64 sqm 689 sqft | S$380,000 S$552 psf |
| Jan 2026 | 4-room Simplified | 01 to 03 | 84 sqm 904 sqft | S$450,000 S$498 psf |
| Nov 2025 | 3-room Simplified | 07 to 09 | 64 sqm 689 sqft | S$403,888 S$586 psf |
| Mar 2025 | 3-room Simplified | 07 to 09 | 64 sqm 689 sqft | S$400,000 S$581 psf |
| Oct 2024 | 3-room Simplified | 07 to 09 | 64 sqm 689 sqft | S$388,000 S$563 psf |
| Jul 2024 | 3-room Simplified | 04 to 06 | 64 sqm 689 sqft | S$375,000 S$544 psf |
| Apr 2024 | 3-room Simplified | 04 to 06 | 64 sqm 689 sqft | S$375,000 S$544 psf |
| Oct 2023 | 3-room Simplified | 07 to 09 | 64 sqm 689 sqft | S$343,000 S$498 psf |
Rent at Blk 421 Jurong West Street 42
At these figures a 3-room flat here earns a gross yield of about 6.9% before property tax and other costs.
Whole-flat rentals approved by HDB since Oct 2024. Rooms let out separately aren't included.
Flat layouts at Blk 421 Jurong West Street 42
HDB records the flat model of every resale. These are the layouts sold here, with the typical size.
| Flat type | Model | Typical size | Sales |
|---|---|---|---|
| 3-room | Simplified | 64 sqm (689 sqft) | 7 |
| 4-room | Simplified | 84 sqm (904 sqft) | 1 |
Model names come from HDB. "Improved", "New Generation" and "Model A" flats of the same type can differ by 10 sqm or more, so compare sizes, not just room counts.
Living at Blk 421 Jurong West Street 42
MRT
- Lakeside MRT900 m, about 15 min walk
- Chinese Garden MRT1.0 km, about 17 min walk
Hawker centres
- Yuhua Market and Hawker Centre740 m, 56 food stalls
- Jurong West Street 52 Blk 505980 m, 60 food stalls
- Yuhua Village Market and Food Centre1.4 km, 60 food stalls
Car park
| Car park | Type | Free parking | Night parking | Gantry |
|---|---|---|---|---|
| J53 80 m away | Surface | Free on Sundays and public holidays, 7am to 10.30pm | Yes | 4.5 m |
| J45 150 m away | Surface | Free on Sundays and public holidays, 7am to 10.30pm | Yes | - |
From HDB's car park list. The nearest HDB car parks to the block.
1-minute quizzes for owners at Blk 421 Jurong West Street 42
What is your flat at Blk 421 Jurong West Street 42 worth?
Send us your floor and flat type. We'll reply with a valuation range based on the latest sales here and at nearby blocks, and what a sale would leave you after your loan and CPF refund.
Common questions
How much is a 3-room flat at Blk 421 Jurong West Street 42?
3-room flats at Blk 421 Jurong West Street 42 sold for a median S$391,944 in the last 12 months, or about S$569 per square foot. The range was S$380,000 to S$403,888. Floor level, condition and the remaining lease explain most of the gap.
How many years are left on the lease at Blk 421 Jurong West Street 42?
The lease started in 1985 and runs for 99 years to 2084, so about 57 years are left. Banks and CPF limit how much a buyer can borrow and use once fewer than 60 years remain, which affects who can buy.
How much rent can I get at Blk 421 Jurong West Street 42?
HDB approved 2 3-room rentals here in the last 12 months, at a median S$2,250 a month (S$1,700 to S$2,800). See more in the HDB rental rates checker.
What is the postal code of Blk 421 Jurong West Street 42?
The postal code of Blk 421 Jurong West Street 42 is Singapore 640421.
What is the nearest MRT station to Blk 421 Jurong West Street 42?
Lakeside MRT station is about 900 m away, roughly 15 minutes on foot. Chinese Garden MRT is the next closest, about 1.0 km away.
Where do residents of Blk 421 Jurong West Street 42 park?
Surface car park J53, about 80 m away: Free on Sundays and public holidays, 7am to 10.30pm, night parking available, gantry height 4.5 m. Surface car park J45, about 150 m away: Free on Sundays and public holidays, 7am to 10.30pm, night parking available.
What is my flat at Blk 421 Jurong West Street 42 worth?
Recent sales at the block are the best guide, adjusted for your floor, facing and condition. Send us your unit and we'll reply with a valuation range on WhatsApp.
Other blocks on Jurong West Street 42
- Blk 4015-room S$645,000
- Blk 4025-room S$581,500
- Blk 4034-room S$488,000
- Blk 4045-room S$598,888
- Blk 405Executive S$720,888
- Blk 4064-room S$498,000
- Blk 407Executive S$760,000
- Blk 4085-room S$700,000
- Blk 409Executive S$688,000
- Blk 410Executive S$768,000
- Blk 4114-room S$460,000
- Blk 4124-room S$482,500
- Blk 4134-room S$530,000
- Blk 4144-room S$505,000
- Blk 4155-room S$620,000
- Blk 4165-room S$645,000
- Blk 4174-room S$483,000
- Blk 4183-room S$393,000
- Blk 4194-room S$475,000
- Blk 4204-room S$459,000
- Blk 4223-room S$364,000
- Blk 4324-room S$492,500
- Blk 4333-room S$402,500
- Blk 4343-room S$414,500
Blocks nearby
- Blk 490 Jurong West Avenue 180 m · 4-room S$500,000
- Blk 489 Jurong West Avenue 1120 m · 4-room S$510,000
- Blk 491 Jurong West Avenue 1140 m · 4-room S$515,000
- Blk 488 Jurong West Avenue 1170 m · 4-room S$459,888
- Blk 487 Jurong West Avenue 1170 m · 3-room S$388,500
- Blk 486 Jurong West Avenue 1200 m · 4-room S$492,000
- Blk 427 Jurong West Avenue 1200 m · 5-room S$605,000
- Blk 423 Jurong West Avenue 1210 m · 3-room S$420,000
All HDB blocks in Jurong West · All towns
Source: HDB resale flat prices, renting out of flats and HDB property information, from data.gov.sg. Resales from Oct 2023 to Oct 2026. Prices are what buyers paid; your flat's value depends on its floor, facing, condition and lease.