Block 509B Yishun Ave 4
509B Yishun Ave 4, Singapore 762509
Block 509B Yishun Ave 4 is an HDB block in Yishun, completed in 2016, with 96 dwelling units. 4-Room flats have recently resold around S$612k (93 sqm), from 26 resales on record. The lease has approximately 91 years remaining.
What are the key facts about Block 509B Yishun Ave 4?
Block 509B Yishun Ave 4 is an HDB block in Yishun, completed in 2016, with 96 dwelling units.
- Town
- Yishun
- Planning area
- Yishun
- Completed
- 2016
- Storeys
- 13
- Total units
- 96
- Market segment
- OCR
- Median resale
- S$612k
- Last transacted
- Apr 2026
- Remaining lease
- ≈ 91 years
What are resale prices at Block 509B Yishun Ave 4?
4-Room flats have recently resold around S$612k (S$582 psf), from 26 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 16 | S$570,000recent | 93 sqm | S$569 psf |
| 5-Room | 10 | S$675,000recent | 113 sqm | S$555 psf |
“Recent” medians use the latest transactions; for older blocks the all-time median spans 30+ years and understates today’s price. Source: HDB resale caveats, through Apr 2026.
What has recently sold at Block 509B Yishun Ave 4?
Block 509B Yishun Ave 4 has 26 recorded resales; the most recent transacted at S$560,000 in Apr 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Apr 2026 | 4-Room | 04 TO 06 | 93 sqm | S$560,000 |
| Mar 2026 | 5-Room | 07 TO 09 | 113 sqm | S$743,000 |
| Mar 2026 | 4-Room | 10 TO 12 | 93 sqm | S$650,000 |
| Feb 2026 | 4-Room | 01 TO 03 | 93 sqm | S$570,000 |
| Dec 2025 | 4-Room | 01 TO 03 | 93 sqm | S$570,000 |
| Nov 2025 | 5-Room | 04 TO 06 | 113 sqm | S$690,000 |
| Oct 2025 | 5-Room | 04 TO 06 | 113 sqm | S$680,000 |
| Sept 2025 | 5-Room | 04 TO 06 | 113 sqm | S$708,000 |
| Aug 2025 | 4-Room | 04 TO 06 | 93 sqm | S$612,000 |
| Jan 2025 | 4-Room | 04 TO 06 | 93 sqm | S$611,000 |
| Aug 2024 | 5-Room | 10 TO 12 | 113 sqm | S$738,000 |
| Aug 2024 | 4-Room | 10 TO 12 | 93 sqm | S$600,000 |
What flat types are in Block 509B Yishun Ave 4?
Block 509B Yishun Ave 4 has 96 units, mostly 4-Room flats.
Unit stock by flat type, from the HDB property information dataset.
How far is Block 509B Yishun Ave 4 from MRT and schools?
The nearest MRT/LRT to Block 509B Yishun Ave 4 is Khatib MRT, about 889 m away (~14 min walk). 5 schools are within 1 km, including 2 primary schools.
Getting around
- Khatib MRT889 m · ~14 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Orchid Park Secondary SchoolSecondary schoolwithin 1 km304 m
- Naval Base Primary SchoolPrimary schoolwithin 1 km · P1 priority316 m
- Chung Cheng High School (Yishun)Secondary schoolwithin 1 km676 m
- Northland Primary SchoolPrimary schoolwithin 1 km · P1 priority802 m
- Northbrooks Secondary SchoolSecondary schoolwithin 1 km959 m
- Peiying Primary SchoolPrimary school1.1 km
- Naval Base Secondary SchoolSecondary school1.2 km
- Huamin Primary SchoolPrimary school1.5 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 509B Yishun Ave 4?
Buying a flat at Block 509B Yishun Ave 4 (~S$612k) needs about S$4,879/mo in income and S$2,298/mo in repayments, after S$12,960 stamp duty and a S$153k downpayment.
Illustrative, for a buyer at the recent median resale price (S$612k) — 25% downpayment (bank-loan basis), 25-year loan at 3.5% p.a. Rates as of May 2026. Run it for your own profile →
Buyer's Stamp Duty
S$12,960
BSD, tiered
Downpayment (25%)
S$153k
cash + CPF
Monthly instalment
S$2,298/mo
25y @ 3.5%
Income required
S$4,879/mo
MSR/TDSR @ stress rate
First-time HDB buyers pay no Additional Buyer’s Stamp Duty (ABSD) and may qualify for CPF Housing Grants of up to S$80,000+, which lower the cash required — these are not included above. An HDB concessionary loan also allows a smaller downpayment.
Frequently asked questions about Block 509B Yishun Ave 4
What is the resale price at Block 509B Yishun Ave 4?⌄
4-Room flats at Block 509B Yishun Ave 4 have recently resold around S$612k (93 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.
How much are flats at Block 509B Yishun Ave 4 by flat type?⌄
4-Room ≈ S$570k; 5-Room ≈ S$675k. Figures are median resale prices from HDB caveats.
How many years are left on the lease at Block 509B Yishun Ave 4?⌄
Block 509B Yishun Ave 4 has approximately 91 years left on its 99-year lease (completed 2016). This figure is taken from the most recent transacted flat.
How many units are in Block 509B Yishun Ave 4?⌄
Block 509B Yishun Ave 4 has 96 dwelling units across up to 13 storeys, mostly 4 room flats.
What is the nearest MRT to Block 509B Yishun Ave 4?⌄
The nearest MRT/LRT station to Block 509B Yishun Ave 4 is Khatib MRT, about 889 m away (~14 min walk).
Which primary schools are within 1 km of Block 509B Yishun Ave 4?⌄
Naval Base Primary School, Northland Primary School are within 1 km of Block 509B Yishun Ave 4 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
Is Block 509B Yishun Ave 4 a good place to buy an HDB resale flat?⌄
Block 509B Yishun Ave 4 sits in Yishun, in the Yishun planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈91 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.
