Block 509A Yishun Ave 4
509A Yishun Ave 4, Singapore 761509
Block 509A Yishun Ave 4 is an HDB block in Yishun, completed in 2017, with 108 dwelling units. Across 33 resales on record, 5-Room flats have recently resold around S$700k (S$588 psf, 113 sqm). The lease has approximately 91 years remaining.
What are the key facts about Block 509A Yishun Ave 4?
Block 509A Yishun Ave 4 is an HDB block in Yishun, completed in 2017, with 108 dwelling units.
- Town
- Yishun
- Planning area
- Yishun
- Completed
- 2017
- Storeys
- 13
- Total units
- 108
- Flat model
- Improved · Model A
- Market segment
- OCR
- Median resale
- S$700k
- Last transacted
- Jul 2026
- Remaining lease
- ≈ 91 years
What are resale prices at Block 509A Yishun Ave 4?
5-Room flats have recently resold around S$700k (S$588 psf), from 33 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 15 | S$565,000recent | 93 sqm | S$564 psf |
| 5-Room | 18 | S$700,000recent | 113 sqm | S$576 psf |
Live now: 1 flat listed for sale at this block and 4 for rent — search all listings.
“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 Jul 2026.
What rent and yield does Block 509A Yishun Ave 4 get?
Flats at Block 509A Yishun Ave 4 have recently sublet for a median of S$3,500/mo, an indicative gross rental yield of about 6.0% (from 5 recent rental contracts).
Median rent
S$3,500/mo
5 recent contracts
Gross rental yield
6.0%
indicative, gross
Annual rent
S$42,000
median × 12 months
| Flat type | Contracts | Median rent |
|---|---|---|
| 4-Room | 5 | S$3,500/mo |
HDB subletting requires the flat owner to have met the 5-year Minimum Occupation Period (MOP), so the rental sample per block is small — treat the yield as indicative. Latest contract Apr 2026. Source: HDB rental (subletting) data.
What has recently sold at Block 509A Yishun Ave 4?
Block 509A Yishun Ave 4 has 33 recorded resales; the most recent transacted at S$580,000 in Jul 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Jul 2026 | 4-Room | 04 TO 06 | 93 sqm | S$580,000 |
| May 2026 | 4-Room | 04 TO 06 | 93 sqm | S$600,800 |
| Nov 2025 | 4-Room | 10 TO 12 | 93 sqm | S$670,000 |
| Jun 2025 | 4-Room | 04 TO 06 | 93 sqm | S$600,000 |
| Jun 2025 | 5-Room | 07 TO 09 | 113 sqm | S$745,888 |
| May 2025 | 5-Room | 04 TO 06 | 113 sqm | S$723,000 |
| Nov 2024 | 5-Room | 07 TO 09 | 113 sqm | S$708,000 |
| Oct 2024 | 5-Room | 10 TO 12 | 113 sqm | S$745,000 |
| Jun 2024 | 5-Room | 04 TO 06 | 113 sqm | S$700,000 |
| Dec 2023 | 5-Room | 13 TO 15 | 113 sqm | S$710,000 |
| Nov 2023 | 5-Room | 10 TO 12 | 113 sqm | S$715,000 |
| Sept 2023 | 5-Room | 04 TO 06 | 113 sqm | S$695,000 |
What flat types are in Block 509A Yishun Ave 4?
Block 509A Yishun Ave 4 has 108 units, mostly 5-Room flats of the Improved / Model A model.
Unit stock by flat type, from the HDB property information dataset.
Where is Block 509A Yishun Ave 4?
Block 509A Yishun Ave 4 is an HDB block in Yishun.
Block 509A Yishun Ave 4 is an HDB block located along Yishun Ave 4. The block is recorded as completed around 2017, with up to 13 storeys. It has an estimated 108 residential units based on the HDB property information dataset. Flat types in the block include 4-room and 5-room units.
The address is Block 509A Yishun Ave 4, Singapore 761509. It is part of District 27, Yishun / Sembawang, the Yishun planning area. The block falls within the North Region and the OCR market segment.
The nearest rail connection is Khatib MRT, approximately 835m away, around 13 minutes on foot. Nearby amenities include Junction 9 for shopping, SHENG SIONG SUPERMARKET PTE LTD for groceries, Khatib Polyclinic for polyclinic services, and Nee Soon South Community Club for community facilities.
How far is Block 509A Yishun Ave 4 from MRT and schools?
The nearest MRT/LRT to Block 509A Yishun Ave 4 is Khatib MRT, about 835 m away (~13 min walk). 4 schools are within 1 km, including 2 primary schools.
Getting around
- Khatib MRT835 m · ~13 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Orchid Park Secondary SchoolSecondary schoolwithin 1 km258 m
- Naval Base Primary SchoolPrimary schoolwithin 1 km · P1 priority300 m
- Chung Cheng High School (Yishun)Secondary schoolwithin 1 km658 m
- Northland Primary SchoolPrimary schoolwithin 1 km · P1 priority822 m
- Northbrooks Secondary SchoolSecondary school1.0 km
- Peiying Primary SchoolPrimary school1.1 km
- Naval Base Secondary SchoolSecondary school1.1 km
- Huamin Primary SchoolPrimary school1.6 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 509A Yishun Ave 4?
Buying a flat at Block 509A Yishun Ave 4 (~S$700k) needs about S$5,580/mo in income and S$2,628/mo in repayments, after S$15,600 stamp duty and a S$175k downpayment.
Illustrative, for a buyer at the recent median resale price (S$700k) — 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$15,600
BSD, tiered
Downpayment (25%)
S$175k
cash + CPF
Monthly instalment
S$2,628/mo
25y @ 3.5%
Income required
S$5,580/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.
Wondering whether it will hold its value? See do HDB flats actually make money? →
Eyeing Block 509A Yishun Ave 4? Ask what it's worth.
Recent transacted prices, what's nearby, and whether an asking price is fair.
PropKakiRecent sales at Block 509A Yishun Ave 4 land close to the town median — fair value, no big premium.
Frequently asked questions about Block 509A Yishun Ave 4
How much does a 5-Room flat at Block 509A Yishun Ave 4 cost?⌄
5-Room flats at Block 509A Yishun Ave 4 have recently resold for a median of about S$700k (S$588 psf), from 33 resales on record (HDB caveats). The exact price depends on the flat type, floor and remaining lease.
What are resale prices at Block 509A Yishun Ave 4 by flat type?⌄
4-Room ≈ S$565k; 5-Room ≈ S$700k (median resale, HDB caveats).
Is Block 509A Yishun Ave 4 worth buying given its remaining lease?⌄
Block 509A Yishun Ave 4 has about 91 years left on its 99-year lease (completed 2017). That's a long runway, so CPF usage and bank financing are generally unrestricted. The figure is taken from the most recent transacted flat.
What is the rental yield at Block 509A Yishun Ave 4?⌄
Gross rental yield at Block 509A Yishun Ave 4 is about 6.0%, based on a median subletting rent of about S$3,500/mo against a resale price of about S$700k. HDB subletting requires the owner to have met the 5-year MOP, so the per-block sample is small — treat this as indicative.
How much do I need to earn to buy a flat at Block 509A Yishun Ave 4?⌄
For a flat at about S$700k on a 25-year HDB-style loan, you'd need roughly S$5,580/mo in household income, with repayments around S$2,628/mo after a S$175k downpayment. First-timer grants of up to S$80,000+ (not included) lower the cash needed.
What is the nearest MRT to Block 509A Yishun Ave 4?⌄
The nearest MRT/LRT station to Block 509A Yishun Ave 4 is Khatib MRT, about 835 m away (~13 min walk).
Which primary schools are within 1 km of Block 509A Yishun Ave 4?⌄
Naval Base Primary School, Northland Primary School are within 1 km of Block 509A Yishun Ave 4 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.