Block 509C Yishun Avenue 4
| Date | Floor | Type | Area | Price | $/sqm |
|---|---|---|---|---|---|
| Mar 2026 | 10 TO 12 | 5 ROOM | 113 sqm | $750,000 | $6,637 |
| Aug 2024 | 01 TO 03 | 4 ROOM | 93 sqm | $555,000 | $5,968 |
| Jul 2024 | 10 TO 12 | 4 ROOM | 93 sqm | $605,000 | $6,505 |
| Jul 2024 | 04 TO 06 | 5 ROOM | 113 sqm | $706,888 | $6,256 |
| Mar 2024 | 07 TO 09 | 4 ROOM | 93 sqm | $580,888 | $6,246 |
| Nov 2023 | 10 TO 12 | 4 ROOM | 93 sqm | $560,000 | $6,022 |
| Aug 2023 | 01 TO 03 | 5 ROOM | 113 sqm | $628,000 | $5,558 |
| Jun 2023 | 10 TO 12 | 4 ROOM | 93 sqm | $565,000 | $6,075 |
| Jun 2023 | 01 TO 03 | 5 ROOM | 113 sqm | $615,000 | $5,442 |
| May 2023 | 07 TO 09 | 4 ROOM | 93 sqm | $520,000 | $5,591 |
| Feb 2023 | 04 TO 06 | 4 ROOM | 93 sqm | $500,000 | $5,376 |
| Jan 2023 | 07 TO 09 | 4 ROOM | 93 sqm | $520,000 | $5,591 |
| Oct 2022 | 13 TO 15 | 4 ROOM | 93 sqm | $574,000 | $6,172 |
| Jul 2022 | 13 TO 15 | 4 ROOM | 93 sqm | $530,000 | $5,699 |
| Jul 2022 | 07 TO 09 | 4 ROOM | 93 sqm | $555,000 | $5,968 |
| Jun 2022 | 01 TO 03 | 4 ROOM | 93 sqm | $478,000 | $5,140 |
| Jun 2022 | 04 TO 06 | 4 ROOM | 93 sqm | $520,000 | $5,591 |
| Jun 2022 | 07 TO 09 | 5 ROOM | 113 sqm | $650,000 | $5,752 |
| Mar 2022 | 10 TO 12 | 4 ROOM | 93 sqm | $528,000 | $5,677 |
| Mar 2022 | 04 TO 06 | 4 ROOM | 93 sqm | $540,000 | $5,806 |
About Block 509C Yishun Avenue 4
Block 509C at Yishun Avenue 4 is a residential HDB block in Yishun, Singapore, built in 2018 with approximately 91 years remaining on its 99-year lease. The block contains 4 room, 5 room flats, with resale prices ranging from $473,000 to $750,000 based on 23 recorded transactions since January 2017. The most recent transaction was a 5 room flat on storeys 10 TO 12 sold for $750,000 in 2026-03. The current median price per square metre is $5,699. Over the past five years, resale prices at this block have increased by approximately 50%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.9566, with an annual lease decay rate of approximately 0.16%. 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 509C Yishun Avenue 4 worth?
The most recent resale transaction at Block 509C Yishun Avenue 4 was $750,000 for a 5 room flat in 2026-03. The median price per square metre across all flat types is $5,699, based on 23 transactions since January 2017. Data sourced from data.gov.sg.
What is the remaining lease for Block 509C Yishun Avenue 4?
Block 509C Yishun Avenue 4 was built in 2018 and has approximately 91 years and 2 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.16%, meaning the leasehold value decreases by approximately 0.16% per year at the current remaining lease.
What flat types are available at Block 509C Yishun Avenue 4?
Block 509C Yishun Avenue 4 in Yishun contains 4 room, 5 room flats. Resale prices range from $473,000 to $750,000 based on historical transaction records from data.gov.sg.
Have HDB prices at Block 509C Yishun Avenue 4 gone up or down?
Resale prices at Block 509C Yishun Avenue 4 have increased by approximately 50% over the past five years. The current median price is $555,000, with the most recent sale at $750,000 in 2026-03.