Block 321 Ang Mo Kio Avenue 1
Block 321 Ang Mo Kio Avenue 1 has 25 recorded HDB resale transactions since 2017. Latest sale: $475,000 (Feb 2026, 3 room, floors 04–06). Median $4,932/sqm. Prices up 34.6% over the past five years. Built 1977, 50 years lease remaining.
What this block rents for, and the gross rental yield (annual rent ÷ resale price). Figures are from rentals at this block where available.
| Flat type | Median rent /mo | Gross yield | Based on |
|---|---|---|---|
| 3-Room | $2,800 typically $2,800–$3,000 | 6.7% | 8 rentals here |
| 4-Room | $3,400 typically $3,200–$3,600 | 6.7% | Ang Mo Kio avg · block too thin |
No popular school is within 1 km, but 5sit in the 1–2 km second-priority band.
| Date | Floor | Type | Area | Price | $/sqm |
|---|---|---|---|---|---|
| Feb 2026 | 04 TO 06 | 3 ROOM | 73 sqm | $475,000 | $6,507 |
| Sep 2025 | 10 TO 12 | 3 ROOM | 88 sqm | $533,888 | $6,067 |
| Apr 2025 | 04 TO 06 | 3 ROOM | 73 sqm | $435,000 | $5,959 |
| Mar 2025 | 07 TO 09 | 3 ROOM | 73 sqm | $463,000 | $6,342 |
| Dec 2024 | 04 TO 06 | 3 ROOM | 88 sqm | $488,000 | $5,545 |
| Nov 2024 | 04 TO 06 | 3 ROOM | 88 sqm | $488,000 | $5,545 |
| Sep 2024 | 07 TO 09 | 3 ROOM | 88 sqm | $490,000 | $5,568 |
| May 2024 | 07 TO 09 | 3 ROOM | 73 sqm | $425,000 | $5,822 |
| Mar 2024 | 07 TO 09 | 3 ROOM | 73 sqm | $415,000 | $5,685 |
| Nov 2022 | 10 TO 12 | 3 ROOM | 73 sqm | $365,000 | $5,000 |
| Oct 2022 | 04 TO 06 | 3 ROOM | 73 sqm | $365,000 | $5,000 |
| Jun 2022 | 01 TO 03 | 3 ROOM | 73 sqm | $368,000 | $5,041 |
| Dec 2021 | 07 TO 09 | 3 ROOM | 73 sqm | $360,000 | $4,932 |
| Sep 2021 | 01 TO 03 | 3 ROOM | 73 sqm | $330,000 | $4,521 |
| Mar 2021 | 07 TO 09 | 3 ROOM | 73 sqm | $346,000 | $4,740 |
| Jan 2021 | 10 TO 12 | 3 ROOM | 73 sqm | $351,000 | $4,808 |
| Dec 2020 | 10 TO 12 | 3 ROOM | 73 sqm | $325,000 | $4,452 |
| Oct 2020 | 04 TO 06 | 3 ROOM | 73 sqm | $316,000 | $4,329 |
| Jun 2020 | 10 TO 12 | 3 ROOM | 88 sqm | $345,000 | $3,920 |
| Jun 2020 | 01 TO 03 | 3 ROOM | 73 sqm | $268,000 | $3,671 |
About Block 321 Ang Mo Kio Avenue 1
Block 321 at Ang Mo Kio Avenue 1 is a residential HDB block in Ang Mo Kio, Singapore, built in 1977 with approximately 50 years remaining on its 99-year lease. The block contains 3 room, 4 room flats, with resale prices ranging from $268,000 to $533,888 based on 25 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 04 TO 06 sold for $475,000 in 2026-02. The current median price per square metre is $4,932. Over the past five years, resale prices at this block have increased by approximately 34.6%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8230, with an annual lease decay rate of approximately 0.75%. All transaction data is sourced from Singapore's data.gov.sg open data platform and is updated monthly.
Frequently Asked Questions
How much is an HDB flat at Block 321 Ang Mo Kio Avenue 1 worth?
The most recent resale transaction at Block 321 Ang Mo Kio Avenue 1 was $475,000 for a 3 room flat in 2026-02. The median price per square metre across all flat types is $4,932, based on 25 transactions since January 2017. Data sourced from data.gov.sg.
What is the remaining lease for Block 321 Ang Mo Kio Avenue 1?
Block 321 Ang Mo Kio Avenue 1 was built in 1977 and has approximately 50 years and 4 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.75%, meaning the leasehold value decreases by approximately 0.75% per year at the current remaining lease.
What flat types are available at Block 321 Ang Mo Kio Avenue 1?
Block 321 Ang Mo Kio Avenue 1 in Ang Mo Kio contains 3 room, 4 room flats. Resale prices range from $268,000 to $533,888 based on historical transaction records from data.gov.sg.
Have HDB prices at Block 321 Ang Mo Kio Avenue 1 gone up or down?
Resale prices at Block 321 Ang Mo Kio Avenue 1 have increased by approximately 34.6% over the past five years. The current median price is $368,000, with the most recent sale at $475,000 in 2026-02.