Blk 421 Choa Chu Kang Ave 4
Latest recorded sale 1 Aug 2026 · 48 resales recorded at Blk 421 Choa Chu Kang Ave 4 since 2006.
What do flats at Blk 421 Choa Chu Kang Ave 4 sell for?
The median flat at Blk 421 Choa Chu Kang Ave 4 sold for S$5,337 psm over the last 24 months, from 3 recorded sales between May 2025 and Aug 2026. This is an indicative figure from recorded transactions, not a formal valuation. Latest recorded sale 1 Aug 2026.
3 sales recorded at Blk 421 Choa Chu Kang Ave 4 in the last 24 months.
What is a flat at Blk 421 Choa Chu Kang Ave 4 worth?
A typical 4-room flat at Blk 421 Choa Chu Kang Ave 4 (104 sqm) is valued at S$515,000 to S$559,173, from 49 comparable sales on Choa Chu Kang Ave 4 in the last 12 months with a similar lease left. This is an indicative estimate, not a formal valuation.
S$4,952 psm to S$5,377 psm · 49 comparable sales · See every comparable sale, or change the size and floor
How has the price at Blk 421 Choa Chu Kang Ave 4 changed?
Value a unit here
Change the size or floor for an indicative range for this block, or type another address or postal code.
What flats are in Blk 421 Choa Chu Kang Ave 4?
| Type | In block | Sold | Median |
|---|---|---|---|
| 4 ROOM | 66 | 14 | S$500,444 |
| 5 ROOM | 22 | 4 | S$512,500 |
| Total | 88 | 18 |
Stock: HDB Property Information, read 2 Nov 2026. Sales and medians: homequant engine.
By flat type
- 4-Room resale prices at Blk 421 Choa Chu Kang Ave 4 · 14 sales since Jan 2017
What has sold at Blk 421 Choa Chu Kang Ave 4 recently?
| Date | Detail | Area | Price | Per area |
|---|---|---|---|---|
| Aug 2026 | Blk 421 · 4 ROOM · 10 TO 12 · Model A · 65 years left | 104 sqm | S$555,000 | S$5,337 psm |
| Jul 2026 | Blk 421 · 4 ROOM · 04 TO 06 · Model A · 65 years left | 104 sqm | S$545,000 | S$5,240 psm |
| May 2025 | Blk 421 · 4 ROOM · 07 TO 09 · Model A · 66 years left | 104 sqm | S$574,888 | S$5,528 psm |
| Jul 2024 | Blk 421 · 4 ROOM · 01 TO 03 · Model A · 67 years left | 104 sqm | S$525,000 | S$5,048 psm |
| Mar 2024 | Blk 421 · 5 ROOM · 10 TO 12 · Model A · 67 years left | 132 sqm | S$620,000 | S$4,697 psm |
| Mar 2024 | Blk 421 · 4 ROOM · 10 TO 12 · Model A · 67 years left | 104 sqm | S$532,000 | S$5,115 psm |
| Jan 2024 | Blk 421 · 4 ROOM · 07 TO 09 · Model A · 68 years left | 104 sqm | S$504,888 | S$4,855 psm |
| Dec 2023 | Blk 421 · 4 ROOM · 10 TO 12 · Model A · 68 years left | 104 sqm | S$510,000 | S$4,904 psm |
| Apr 2023 | Blk 421 · 5 ROOM · 04 TO 06 · Model A · 68 years left | 132 sqm | S$630,000 | S$4,773 psm |
| Apr 2023 | Blk 421 · 4 ROOM · 10 TO 12 · Model A · 68 years left | 104 sqm | S$496,000 | S$4,769 psm |
Showing 10 of 49.
Sale prices as filed in caveats.
| Period | Detail | Monthly rent | Per area |
|---|---|---|---|
| Sept 2026 | Blk 421 · 4 ROOM | S$3,500 | — |
| May 2026 | Blk 421 · 4 ROOM | S$3,400 | — |
| Dec 2025 | Blk 421 · 4 ROOM | S$2,300 | — |
| Sept 2025 | Blk 421 · 4 ROOM | S$3,200 | — |
| May 2025 | Blk 421 · 4 ROOM | S$2,600 | — |
| Jan 2025 | Blk 421 · 4 ROOM | S$3,700 | — |
| Sept 2024 | Blk 421 · 4 ROOM | S$3,400 | — |
| Jun 2024 | Blk 421 · 4 ROOM | S$3,400 | — |
| Nov 2023 | Blk 421 · 4 ROOM | S$3,000 | — |
| Nov 2023 | Blk 421 · 4 ROOM | S$2,300 | — |
| Sept 2023 | Blk 421 · 4 ROOM | S$2,850 | — |
| Jul 2023 | Blk 421 · 5 ROOM | S$3,000 | — |
| May 2023 | Blk 421 · 4 ROOM | S$2,500 | — |
| Feb 2023 | Blk 421 · 4 ROOM | S$3,000 | — |
| Jan 2023 | Blk 421 · 4 ROOM | S$3,700 | — |
| Jan 2022 | Blk 421 · 4 ROOM | S$2,300 | — |
| Jan 2022 | Blk 421 · 4 ROOM | S$1,800 | — |
| Nov 2021 | Blk 421 · 4 ROOM | S$2,100 | — |
| Aug 2021 | Blk 421 · 5 ROOM | S$2,400 | — |
| Apr 2021 | Blk 421 · 4 ROOM | S$1,650 | — |
| Feb 2021 | Blk 421 · 4 ROOM | S$2,300 | — |
| Feb 2021 | Blk 421 · 4 ROOM | S$2,000 | — |
Rents as approved by HDB, or as filed with URA for private homes, where the floor area is given as a band.
Buying or selling here?
Buying: Stamp duty · Cash and CPF needed · How much can I borrow · Monthly repayment.
Selling: Net proceeds from selling.
Nearby blocks
- Blk 423 Choa Chu Kang Ave 4 · 56 m · 21 sales
- Blk 422 Choa Chu Kang Ave 4 · 58 m · 24 sales
- Blk 424 Choa Chu Kang Ave 4 · 59 m · 3 sales
- Blk 420 Choa Chu Kang Ave 4 · 78 m · 12 sales
- Blk 419 Choa Chu Kang Ave 4 · 92 m · 12 sales
Choa Chu Kang Ave 4 — full project history · 4-Room resale prices in Choa Chu Kang · Completed in 1990