Block 420 Choa Chu Kang Ave 4
420 Choa Chu Kang Ave 4, Singapore 680420
Block 420 Choa Chu Kang Ave 4 is an HDB block in Choa Chu Kang, completed in 1992, with 75 dwelling units. Executive flats have recently resold around S$663k (148 sqm), from 79 resales on record. The lease has approximately 67 years remaining.
What are the key facts about Block 420 Choa Chu Kang Ave 4?
Block 420 Choa Chu Kang Ave 4 is an HDB block in Choa Chu Kang, completed in 1992, with 75 dwelling units.
- Town
- Choa Chu Kang
- Planning area
- Choa Chu Kang
- Completed
- 1992
- Storeys
- 16
- Total units
- 75
- Market segment
- OCR
- Median resale
- S$663k
- Last transacted
- Dec 2025
- Remaining lease
- ≈ 67 years
What are resale prices at Block 420 Choa Chu Kang Ave 4?
Executive flats have recently resold around S$663k (S$416 psf), from 79 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| Executive | 79 | S$663,000recent | 148 sqm | S$416 psf |
“Recent” medians use the latest transactions; for older blocks the all-time median spans 30+ years and understates today’s price. Source: HDB resale caveats, through Dec 2025.
What has recently sold at Block 420 Choa Chu Kang Ave 4?
Block 420 Choa Chu Kang Ave 4 has 79 recorded resales; the most recent transacted at S$925,000 in Dec 2025 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Dec 2025 | Executive | 16 TO 18 | 150 sqm | S$925,000 |
| Oct 2025 | Executive | 13 TO 15 | 148 sqm | S$865,000 |
| Nov 2023 | Executive | 10 TO 12 | 148 sqm | S$793,888 |
| Jul 2023 | Executive | 07 TO 09 | 148 sqm | S$770,000 |
| May 2022 | Executive | 16 TO 18 | 148 sqm | S$722,888 |
| Jan 2022 | Executive | 10 TO 12 | 150 sqm | S$708,000 |
| Nov 2021 | Executive | 10 TO 12 | 148 sqm | S$663,000 |
| Mar 2020 | Executive | 01 TO 03 | 150 sqm | S$495,000 |
| Dec 2019 | Executive | 10 TO 12 | 143 sqm | S$550,000 |
| Jul 2019 | Executive | 10 TO 12 | 150 sqm | S$550,000 |
| Jul 2019 | Executive | 07 TO 09 | 143 sqm | S$535,000 |
| Jul 2018 | Executive | 01 TO 03 | 143 sqm | S$480,000 |
What flat types are in Block 420 Choa Chu Kang Ave 4?
Block 420 Choa Chu Kang Ave 4 has 75 units, mostly Executive flats.
Unit stock by flat type, from the HDB property information dataset.
How far is Block 420 Choa Chu Kang Ave 4 from MRT and schools?
The nearest MRT/LRT to Block 420 Choa Chu Kang Ave 4 is South View LRT, about 454 m away (~7 min walk). 5 schools are within 1 km, including 3 primary schools.
Getting around
- South View LRT454 m · ~7 min
- Choa Chu Kang LRT507 m · ~8 min
- Keat Hong LRT911 m · ~14 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Bukit Panjang Govt. High SchoolSecondary schoolwithin 1 km346 m
- Chua Chu Kang Primary SchoolPrimary schoolwithin 1 km · P1 priority416 m
- South View Primary SchoolPrimary schoolwithin 1 km · P1 priority545 m
- Concord Primary SchoolPrimary schoolwithin 1 km · P1 priority595 m
- Kranji Secondary SchoolSecondary schoolwithin 1 km954 m
- Teck Whye Primary SchoolPrimary school1.3 km
- Jurong Pioneer Junior CollegeJunior college1.5 km
- De La Salle SchoolPrimary school1.5 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 420 Choa Chu Kang Ave 4?
Buying a flat at Block 420 Choa Chu Kang Ave 4 (~S$663k) needs about S$5,285/mo in income and S$2,489/mo in repayments, after S$14,490 stamp duty and a S$166k downpayment.
Illustrative, for a buyer at the recent median resale price (S$663k) — 25% downpayment (bank-loan basis), 25-year loan at 3.5% p.a. Rates as of May 2026. Run it for your own profile →
Buyer's Stamp Duty
S$14,490
BSD, tiered
Downpayment (25%)
S$166k
cash + CPF
Monthly instalment
S$2,489/mo
25y @ 3.5%
Income required
S$5,285/mo
MSR/TDSR @ stress rate
First-time HDB buyers pay no Additional Buyer’s Stamp Duty (ABSD) and may qualify for CPF Housing Grants of up to S$80,000+, which lower the cash required — these are not included above. An HDB concessionary loan also allows a smaller downpayment.
Frequently asked questions about Block 420 Choa Chu Kang Ave 4
What is the resale price at Block 420 Choa Chu Kang Ave 4?⌄
Executive flats at Block 420 Choa Chu Kang Ave 4 have recently resold around S$663k (148 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.
How many years are left on the lease at Block 420 Choa Chu Kang Ave 4?⌄
Block 420 Choa Chu Kang Ave 4 has approximately 67 years left on its 99-year lease (completed 1992). This figure is taken from the most recent transacted flat.
How many units are in Block 420 Choa Chu Kang Ave 4?⌄
Block 420 Choa Chu Kang Ave 4 has 75 dwelling units across up to 16 storeys, mostly executive flats.
What is the nearest MRT to Block 420 Choa Chu Kang Ave 4?⌄
The nearest MRT/LRT station to Block 420 Choa Chu Kang Ave 4 is South View LRT, about 454 m away (~7 min walk).
Which primary schools are within 1 km of Block 420 Choa Chu Kang Ave 4?⌄
Chua Chu Kang Primary School, South View Primary School, Concord Primary School are within 1 km of Block 420 Choa Chu Kang Ave 4 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
Is Block 420 Choa Chu Kang Ave 4 a good place to buy an HDB resale flat?⌄
Block 420 Choa Chu Kang Ave 4 sits in Choa Chu Kang, in the Choa Chu Kang planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈67 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.
