Blk 631 Ang Mo Kio Ave 4
ANG MO KIO AVE 4 · ANG MO KIO · Singapore 560631 · D20
Median PSF · 12m
S$600
Median price · 12m
S$433K
Latest sale
S$438K
Aug 2026
1-year change
+1.4%
Sales · 12m
16
320 all time
Gross yield
7.67%
11 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
- +41.3%
- Annualised
- +11.2%
- Transactions
- 47
- 1 year
- +1.4%
- 3 years p.a.
- +4.4%
- 5 years p.a.
- +6.9%
- Median size
- 721 sqft
Against the neighbourhood
How it compares within D20
Bishan, Ang Mo Kio, Thomson. All figures are medians over the last 12 months for HDB flats in this district.
| Measure | Blk 631 Ang Mo Kio Ave 4 | D20 median | Difference |
|---|---|---|---|
| Median PSF | S$600 | S$649 | -7.5% |
| Median price | S$433K | S$644K | -32.8% |
| Gross rental yield | 7.67% | 6.32% | +1.3 pts |
| 1-year price change | +1.4% | +6.7% | -5.3 pts |
This development trades about 7% below the D20 median price per square foot.
Rental
Rent and yield
From HDB approved subletting contracts published on data.gov.sg.
Median monthly rent
S$2,800
Contracts · 12m
11
Implied annual rent
S$34K
Gross yield
7.67%
| Unit type | Contracts | Median rent |
|---|---|---|
| 3 ROOM | 10 | S$2,800 |
| 4 ROOM | 1 | S$3,000 |
Investment analysis
Investment score 68 / 100
Each component is a percentile rank against every other HDB block in the database. This is an analytical indicator, not financial advice.
68/100
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.
- Liquidityweight 15%96
Transactions in the last 12 months — how easily it trades.
- Rental yieldweight 20%85
Gross yield against every other development in its segment.
- Valuationweight 22%64
How its median price per square foot compares with its own district.
- Price momentumweight 18%59
Three-year annualised change in median PSF, or one year where three is unavailable.
- Supply riskweight 10%56
Upcoming units recorded in the same district. Higher score means less competing supply.
- Locationweight 15%44
Distance to the nearest rail station, plus schools within 1 km. Nearest is Yio Chu Kang MRT at 510 m.
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
- Yio Chu Kang MRT510 m
- Lentor MRT740 m
- Mayflower MRT950 m
- Ang Mo Kio MRT1.5 km
Schools within 2 km
- Yio Chu Kang Secondary Schoolsecondary (s1-s5)240 m
- Presbyterian High Schoolsecondary (s1-s5)380 m
- Mayflower Primary Schoolprimary450 m
- Anderson Primary Schoolprimary530 m
- Chij St. Nicholas Girls' Schoolmixed level (p1-s4)1.0 km
- Ang Mo Kio Primary Schoolprimary1.1 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 | 3 ROOM | S$438,000 | 721 sqft | S$607 | 07 TO 09 | 57 yr 5 mo |
| Aug 2026 | 3 ROOM | S$438,000 | 721 sqft | S$607 | 07 TO 09 | 57 yr 5 mo |
| Jul 2026 | 3 ROOM | S$440,000 | 721 sqft | S$610 | 10 TO 12 | 57 yr 7 mo |
| Jul 2026 | 3 ROOM | S$440,000 | 721 sqft | S$610 | 10 TO 12 | 57 yr 7 mo |
| Jul 2026 | 3 ROOM | S$420,000 | 721 sqft | S$582 | 04 TO 06 | 57 yr 7 mo |
| Jul 2026 | 3 ROOM | S$420,000 | 721 sqft | S$582 | 04 TO 06 | 57 yr 7 mo |
| Mar 2026 | 3 ROOM | S$440,000 | 721 sqft | S$610 | 10 TO 12 | 57 yr 11 mo |
| Mar 2026 | 3 ROOM | S$440,000 | 721 sqft | S$610 | 04 TO 06 | 57 yr 11 mo |
| Mar 2026 | 3 ROOM | S$440,000 | 721 sqft | S$610 | 10 TO 12 | 57 yr 11 mo |
| Mar 2026 | 3 ROOM | S$440,000 | 721 sqft | S$610 | 04 TO 06 | 57 yr 11 mo |
| Mar 2026 | 3 ROOM | S$423,000 | 721 sqft | S$587 | 07 TO 09 | 57 yr 10 mo |
| Mar 2026 | 3 ROOM | S$423,000 | 721 sqft | S$587 | 07 TO 09 | 57 yr 10 mo |
| Dec 2025 | 3 ROOM | S$428,000 | 721 sqft | S$593 | 07 TO 09 | 58 yr 2 mo |
| Dec 2025 | 3 ROOM | S$428,000 | 721 sqft | S$593 | 07 TO 09 | 58 yr 2 mo |
| Dec 2025 | 3 ROOM | S$408,000 | 721 sqft | S$566 | 10 TO 12 | 58 yr 1 mo |
| Dec 2025 | 3 ROOM | S$408,000 | 721 sqft | S$566 | 10 TO 12 | 58 yr 1 mo |
| Oct 2025 | 3 ROOM | S$468,000 | 721 sqft | S$649 | 07 TO 09 | 58 yr 3 mo |
| Oct 2025 | 3 ROOM | S$468,000 | 721 sqft | S$649 | 07 TO 09 | 58 yr 3 mo |
| Oct 2025 | 3 ROOM | S$427,000 | 721 sqft | S$592 | 04 TO 06 | 58 yr 4 mo |
| Oct 2025 | 3 ROOM | S$427,000 | 721 sqft | S$592 | 04 TO 06 | 58 yr 4 mo |
| Sep 2025 | 3 ROOM | S$398,000 | 721 sqft | S$552 | 01 TO 03 | 58 yr 4 mo |
| Sep 2025 | 3 ROOM | S$398,000 | 721 sqft | S$552 | 01 TO 03 | 58 yr 4 mo |
| Apr 2025 | 3 ROOM | S$468,000 | 721 sqft | S$649 | 10 TO 12 | 58 yr 11 mo |
| Apr 2025 | 3 ROOM | S$468,000 | 721 sqft | S$649 | 10 TO 12 | 58 yr 11 mo |
| Apr 2025 | 3 ROOM | S$420,000 | 721 sqft | S$582 | 07 TO 09 | 58 yr 10 mo |
| Apr 2025 | 3 ROOM | S$420,000 | 721 sqft | S$582 | 07 TO 09 | 58 yr 10 mo |
| Mar 2025 | 3 ROOM | S$452,888 | 721 sqft | S$628 | 04 TO 06 | 58 yr 11 mo |
| Mar 2025 | 3 ROOM | S$452,888 | 721 sqft | S$628 | 04 TO 06 | 58 yr 11 mo |
| Dec 2024 | 3 ROOM | S$477,000 | 883 sqft | S$540 | 07 TO 09 | 59 yr 2 mo |
| Dec 2024 | 3 ROOM | S$477,000 | 883 sqft | S$540 | 07 TO 09 | 59 yr 2 mo |
| Feb 2024 | 4 ROOM | S$500,000 | 1,001 sqft | S$499 | 04 TO 06 | 59 yr 11 mo |
| Feb 2024 | 4 ROOM | S$500,000 | 1,001 sqft | S$499 | 04 TO 06 | 59 yr 11 mo |
| Sep 2023 | 5 ROOM | S$830,000 | 1,442 sqft | S$575 | 10 TO 12 | 60 yr 5 mo |
| Sep 2023 | 5 ROOM | S$830,000 | 1,442 sqft | S$575 | 10 TO 12 | 60 yr 5 mo |
| Aug 2023 | 3 ROOM | S$380,000 | 721 sqft | S$527 | 10 TO 12 | 60 yr 6 mo |
| Aug 2023 | 3 ROOM | S$380,000 | 721 sqft | S$527 | 10 TO 12 | 60 yr 6 mo |
| Nov 2022 | 3 ROOM | S$342,000 | 721 sqft | S$474 | 01 TO 03 | 61 yr 3 mo |
| Nov 2022 | 3 ROOM | S$342,000 | 721 sqft | S$474 | 01 TO 03 | 61 yr 3 mo |
| Oct 2022 | 3 ROOM | S$395,000 | 721 sqft | S$548 | 10 TO 12 | 61 yr 4 mo |
| Oct 2022 | 3 ROOM | S$395,000 | 721 sqft | S$548 | 10 TO 12 | 61 yr 4 mo |
Showing the 40 most recent of 320 recorded transactions.
Alternatives
Comparable developments nearby
Within 1.5 km, same segment, with recorded activity in the last 12 months.
Blk 644 Ang Mo Kio Ave 4
S$548
-1.7%6 sales7.5% yield
Blk 629 Ang Mo Kio Ave 4
S$502
-24.5%8 sales8.1% yield
Blk 610 Ang Mo Kio Ave 4
S$544
-9.4%2 sales7.3% yield
Blk 642 Ang Mo Kio Ave 5
S$568
—4 sales5.6% yield
Blk 639 Ang Mo Kio Ave 6
S$598
—2 sales7.9% yield
Blk 637 Ang Mo Kio Ave 6
S$576
+1.7%6 sales7.5% yield
Blk 635 Ang Mo Kio Ave 6
S$586
+6.4%6 sales8.0% yield
Blk 643 Ang Mo Kio Ave 5
S$547
-4.0%14 sales7.3% 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.