Blk 421 Choa Chu Kang Ave 4
CHOA CHU KANG AVE 4 · CHOA CHU KANG · Singapore 680421 · D23
Median PSF · 12m
S$491
Median price · 12m
S$550K
Latest sale
S$555K
Aug 2026
1-year change
-4.3%
Sales · 12m
2
102 all time
Gross yield
6.92%
2 leases
Price history
How this development has traded
Median transacted price and price per square foot by quarter, from every sale on record here.
- Change over window
- +26.4%
- Annualised
- +14.3%
- Transactions
- 11
- 1 year
- -4.3%
- 3 years p.a.
- +3.5%
- 5 years p.a.
- +4.8%
- Median size
- 1,119 sqft
Against the neighbourhood
How it compares within D23
Hillview, Dairy Farm, Bukit Panjang, Choa Chu Kang. All figures are medians over the last 12 months for HDB flats in this district.
| Measure | Blk 421 Choa Chu Kang Ave 4 | D23 median | Difference |
|---|---|---|---|
| Median PSF | S$491 | S$564 | -12.9% |
| Median price | S$550K | S$600K | -8.3% |
| Gross rental yield | 6.92% | 6.36% | +0.6 pts |
| 1-year price change | -4.3% | +1.0% | -5.3 pts |
This development trades about 13% below the D23 median price per square foot.
Rental
Rent and yield
From HDB approved subletting contracts published on data.gov.sg.
Median monthly rent
S$2,850
Contracts · 12m
2
Implied annual rent
S$34K
Gross yield
6.92%
| Unit type | Contracts | Median rent |
|---|---|---|
| 4 ROOM | 2 | S$2,850 |
Investment analysis
Investment score 59 / 100
Each component is a percentile rank against every other HDB block in the database. This is an analytical indicator, not financial advice.
59/100
100% of the scoring weight measurable
Every bar is a percentile rank, so 70 means this development sits above roughly 70% of its peers on that factor. Factors we cannot measure are excluded and the remaining weights are rebalanced, rather than scored as zero.
- Valuationweight 22%81
How its median price per square foot compares with its own district.
- Rental yieldweight 20%70
Gross yield against every other development in its segment.
- Locationweight 15%65
Distance to the nearest rail station, plus schools within 1 km. Nearest is Choa Chu Kang West MRT at 290 m.
- Liquidityweight 15%45
Transactions in the last 12 months — how easily it trades.
- Price momentumweight 18%40
Three-year annualised change in median PSF, or one year where three is unavailable.
- Supply riskweight 10%35
Upcoming units recorded in the same district. Higher score means less competing supply.
The investment score is an analytical indicator computed from transaction and location data. It is not a recommendation, a forecast, or financial advice.
Location
Nearby amenities
Rail stations
- Choa Chu Kang West MRT290 m
- South View LRT510 m
- Choa Chu Kang LRT570 m
- Keat Hong LRT1.0 km
Schools within 2 km
- Bukit Panjang Govt. High Schoolsecondary (s1-s5)270 m
- Chua Chu Kang Primary Schoolprimary460 m
- Concord Primary Schoolprimary540 m
- South View Primary Schoolprimary620 m
- Kranji Secondary Schoolsecondary (s1-s5)920 m
- Teck Whye Primary Schoolprimary1.4 km
Distances are straight-line. Proximity does not determine school admission eligibility.
Supply
Upcoming competition
No upcoming supply is recorded nearby. URA pipeline data requires an API key, which is not configured, so this section may be incomplete.
The record
Transactions at this development
| Month | Type | Price | Size | PSF | Floor | Lease left |
|---|---|---|---|---|---|---|
| Aug 2026 | 4 ROOM | S$555,000 | 1,119 sqft | S$496 | 10 TO 12 | 64 yr 11 mo |
| Jul 2026 | 4 ROOM | S$545,000 | 1,119 sqft | S$487 | 04 TO 06 | 64 yr 11 mo |
| May 2025 | 4 ROOM | S$574,888 | 1,119 sqft | S$514 | 07 TO 09 | 66 yr 2 mo |
| Jul 2024 | 4 ROOM | S$525,000 | 1,119 sqft | S$469 | 01 TO 03 | 66 yr 11 mo |
| Mar 2024 | 5 ROOM | S$620,000 | 1,421 sqft | S$436 | 10 TO 12 | 67 yr 5 mo |
| Mar 2024 | 4 ROOM | S$532,000 | 1,119 sqft | S$475 | 10 TO 12 | 67 yr 5 mo |
| Jan 2024 | 4 ROOM | S$504,888 | 1,119 sqft | S$451 | 07 TO 09 | 67 yr 7 mo |
| Dec 2023 | 4 ROOM | S$510,000 | 1,119 sqft | S$456 | 10 TO 12 | 67 yr 9 mo |
| Apr 2023 | 5 ROOM | S$630,000 | 1,421 sqft | S$443 | 04 TO 06 | 68 yr 3 mo |
| Apr 2023 | 4 ROOM | S$496,000 | 1,119 sqft | S$443 | 10 TO 12 | 68 yr 3 mo |
| Aug 2021 | 4 ROOM | S$435,000 | 1,119 sqft | S$389 | 10 TO 12 | 69 yr 11 mo |
| Sep 2020 | 4 ROOM | S$300,000 | 1,119 sqft | S$268 | 01 TO 03 | 70 yr 11 mo |
| Oct 2019 | 4 ROOM | S$315,000 | 1,119 sqft | S$281 | 01 TO 03 | 71 yr 9 mo |
| Aug 2019 | 4 ROOM | S$360,000 | 1,119 sqft | S$322 | 10 TO 12 | 72 yrs |
| Jun 2019 | 4 ROOM | S$364,000 | 1,119 sqft | S$325 | 07 TO 09 | 72 yr 1 mo |
| Nov 2018 | 5 ROOM | S$400,000 | 1,421 sqft | S$282 | 04 TO 06 | 72 yr 8 mo |
| Sep 2018 | 4 ROOM | S$325,000 | 1,119 sqft | S$290 | 10 TO 12 | 72 yr 10 mo |
| Jun 2018 | 5 ROOM | S$405,000 | 1,421 sqft | S$285 | 07 TO 09 | 72 yr 11 mo |
| Oct 2016 | 4 ROOM | S$345,000 | 1,119 sqft | S$308 | 10 TO 12 | 74 yrs |
| Jul 2016 | 4 ROOM | S$330,000 | 1,119 sqft | S$295 | 10 TO 12 | 74 yrs |
| Nov 2015 | 5 ROOM | S$480,000 | 1,421 sqft | S$338 | 10 TO 12 | 75 yrs |
| Jun 2015 | 5 ROOM | S$475,000 | 1,421 sqft | S$334 | 07 TO 09 | 76 yrs |
| Mar 2015 | 4 ROOM | S$350,000 | 1,119 sqft | S$313 | 01 TO 03 | 76 yrs |
| Feb 2015 | 5 ROOM | S$462,500 | 1,421 sqft | S$326 | 10 TO 12 | 76 yrs |
| Aug 2014 | 4 ROOM | S$400,000 | 1,119 sqft | S$357 | 04 TO 06 | 76 yr 5 mo |
| Jul 2014 | 5 ROOM | S$530,000 | 1,421 sqft | S$373 | 07 TO 09 | 76 yr 6 mo |
| Mar 2013 | 4 ROOM | S$437,000 | 1,119 sqft | S$390 | 10 TO 12 | 77 yr 10 mo |
| Mar 2013 | 4 ROOM | S$435,000 | 1,119 sqft | S$389 | 01 TO 03 | 77 yr 10 mo |
| Aug 2012 | 4 ROOM | S$428,000 | 1,119 sqft | S$382 | 04 TO 06 | 78 yr 5 mo |
| Apr 2012 | 4 ROOM | S$416,000 | 1,119 sqft | S$372 | 01 TO 05 | 78 yr 9 mo |
| Nov 2011 | 4 ROOM | S$435,800 | 1,119 sqft | S$389 | 07 TO 09 | 79 yr 2 mo |
| Dec 2010 | 4 ROOM | S$399,000 | 1,119 sqft | S$356 | 10 TO 12 | 80 yr 1 mo |
| Jul 2010 | 4 ROOM | S$360,000 | 1,119 sqft | S$322 | 01 TO 03 | 80 yr 6 mo |
| Apr 2010 | 4 ROOM | S$356,000 | 1,119 sqft | S$318 | 04 TO 06 | 80 yr 9 mo |
| Jun 2009 | 5 ROOM | S$372,000 | 1,421 sqft | S$262 | 07 TO 09 | 81 yr 7 mo |
| Mar 2009 | 5 ROOM | S$353,000 | 1,421 sqft | S$248 | 04 TO 06 | 81 yr 10 mo |
| Dec 2008 | 4 ROOM | S$332,000 | 1,119 sqft | S$297 | 04 TO 06 | 82 yr 1 mo |
| Nov 2008 | 4 ROOM | S$280,000 | 1,119 sqft | S$250 | 01 TO 03 | 82 yr 2 mo |
| Aug 2008 | 5 ROOM | S$325,000 | 1,421 sqft | S$229 | 04 TO 06 | 82 yr 5 mo |
| Aug 2008 | 4 ROOM | S$310,000 | 1,119 sqft | S$277 | 07 TO 09 | 82 yr 5 mo |
Showing the 40 most recent of 102 recorded transactions.
Alternatives
Comparable developments nearby
Within 1.5 km, same segment, with recorded activity in the last 12 months.
Blk 423 Choa Chu Kang Ave 4
S$482
-1.8%5 sales7.1% yield
Blk 422 Choa Chu Kang Ave 4
S$491
—1 sales6.9% yield
Blk 420 Choa Chu Kang Ave 4
S$543
—3 sales4.7% yield
Blk 419 Choa Chu Kang Ave 4
S$557
+6.3%2 sales5.0% yield
Blk 418 Choa Chu Kang Ave 4
S$497
+8.8%2 sales6.3% yield
Blk 411 Choa Chu Kang Ave 3
S$500
+0.7%2 sales7.0% yield
Blk 428 Choa Chu Kang Ave 4
S$478
—1 sales5.6% yield
Blk 429 Choa Chu Kang Ave 4
S$483
—2 sales5.6% yield
Important
Property values shown are estimates generated from available transaction and market data and are not official valuations. Actual transaction prices may differ. Data availability and accuracy depend on the underlying source datasets. Users should conduct their own due diligence and seek professional advice where appropriate.