Block 509 West Coast Dr
509 West Coast Dr, Singapore 120509
Block 509 West Coast Dr is an HDB block in Clementi, completed in 1977, with 153 dwelling units. Across 235 resales on record, 3-Room flats have recently resold around S$360k (S$483 psf, 67 sqm). The lease has approximately 51 years remaining.
What are the key facts about Block 509 West Coast Dr?
Block 509 West Coast Dr is an HDB block in Clementi, completed in 1977, with 153 dwelling units.
- Town
- Clementi
- Planning area
- Clementi
- Completed
- 1977
- Storeys
- 14
- Total units
- 153
- Flat model
- New Generation · Adjoined Flat
- Market segment
- RCR
- Median resale
- S$360k
- Last transacted
- Jul 2026
- Remaining lease
- ≈ 51 years
What are resale prices at Block 509 West Coast Dr?
3-Room flats have recently resold around S$360k (S$483 psf), from 235 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 3-Room | 176 | S$358,000recent | 67 sqm | S$492 psf |
| 4-Room | 58 | S$428,000recent | 92 sqm | S$432 psf |
| 5-Room | 1 | S$640,000 | 134 sqm | S$444 psf |
Live now: 7 flats listed for sale at this block (median asking S$378k) and 6 for rent (median S$1,400/mo) — 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 509 West Coast Dr get?
Flats at Block 509 West Coast Dr have recently sublet for a median of S$2,900/mo, an indicative gross rental yield of about 9.7% (from 24 recent rental contracts).
Median rent
S$2,900/mo
24 recent contracts
Gross rental yield
9.7%
indicative, gross
Annual rent
S$34,800
median × 12 months
| Flat type | Contracts | Median rent |
|---|---|---|
| 4-Room | 15 | S$2,950/mo |
| 3-Room | 24 | S$2,800/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 Jun 2026. Source: HDB rental (subletting) data.
What has recently sold at Block 509 West Coast Dr?
Block 509 West Coast Dr has 235 recorded resales; the most recent transacted at S$480,000 in Jul 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Jul 2026 | 4-Room | 07 TO 09 | 83 sqm | S$480,000 |
| Jun 2026 | 3-Room | 07 TO 09 | 67 sqm | S$350,000 |
| Jul 2025 | 4-Room | 13 TO 15 | 92 sqm | S$510,000 |
| Jun 2025 | 4-Room | 01 TO 03 | 92 sqm | S$470,000 |
| Apr 2025 | 3-Room | 04 TO 06 | 82 sqm | S$420,000 |
| Mar 2025 | 3-Room | 01 TO 03 | 67 sqm | S$340,000 |
| Dec 2024 | 3-Room | 01 TO 03 | 67 sqm | S$360,000 |
| Jul 2024 | 3-Room | 04 TO 06 | 67 sqm | S$360,000 |
| Jul 2024 | 4-Room | 01 TO 03 | 92 sqm | S$420,000 |
| Apr 2024 | 3-Room | 01 TO 03 | 67 sqm | S$345,000 |
| Apr 2024 | 3-Room | 01 TO 03 | 67 sqm | S$348,000 |
| Apr 2024 | 3-Room | 13 TO 15 | 67 sqm | S$380,000 |
What flat types are in Block 509 West Coast Dr?
Block 509 West Coast Dr has 153 units, mostly 3-Room flats of the New Generation / Adjoined Flat model.
Unit stock by flat type, from the HDB property information dataset.
Where is Block 509 West Coast Dr?
Block 509 West Coast Dr is an HDB block in Clementi.
Block 509 West Coast Dr is an HDB block located along West Coast Dr. The block is recorded as completed around 1977, with up to 14 storeys. It has an estimated 153 residential units based on the HDB property information dataset. Flat types in the block include 3-room, 4-room, and 5-room units.
The address is Block 509 West Coast Dr, Singapore 120509. It is part of District 05, Pasir Panjang / Hong Leong Garden / Clementi New Town, the Clementi planning area. The block falls within the West Region and the RCR market segment.
The nearest rail connection is Clementi MRT, approximately 640m away, around 10 minutes on foot. Nearby amenities include The Clementi Mall for shopping, NTUC Fairprice Co-operative Ltd for groceries, Blk 503 West Coast Drive for food options, Jalan Mas Puteh Playground for greenery and recreation, and Clementi Polyclinic for polyclinic services.
How far is Block 509 West Coast Dr from MRT and schools?
The nearest MRT/LRT to Block 509 West Coast Dr is Clementi MRT, about 640 m away (~10 min walk). 6 schools are within 1 km, including 4 primary schools.
Getting around
- Clementi MRT640 m · ~10 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Clementi Primary SchoolPrimary schoolwithin 1 km · P1 priority495 m
- Clementi Town Secondary SchoolSecondary schoolwithin 1 km500 m
- Qifa Primary SchoolPrimary schoolwithin 1 km · P1 priority529 m
- Nan Hua Primary SchoolPrimary schoolwithin 1 km · P1 priority895 m
- Nan Hua High SchoolSecondary schoolwithin 1 km905 m
- Pei Tong Primary SchoolPrimary schoolwithin 1 km · P1 priority922 m
- Nus High School Of Mathematics And ScienceMixed-level school1.2 km
- Kent Ridge Secondary SchoolSecondary school1.2 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 509 West Coast Dr?
Buying a flat at Block 509 West Coast Dr (~S$360k) needs about S$2,870/mo in income and S$1,352/mo in repayments, after S$5,400 stamp duty and a S$90k downpayment.
Illustrative, for a buyer at the recent median resale price (S$360k) — 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$5,400
BSD, tiered
Downpayment (25%)
S$90k
cash + CPF
Monthly instalment
S$1,352/mo
25y @ 3.5%
Income required
S$2,870/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 509 West Coast Dr? Ask what it's worth.
Recent transacted prices, what's nearby, and whether an asking price is fair.
PropKakiRecent sales at Block 509 West Coast Dr land close to the town median — fair value, no big premium.
Frequently asked questions about Block 509 West Coast Dr
How much does a 3-Room flat at Block 509 West Coast Dr cost?⌄
3-Room flats at Block 509 West Coast Dr have recently resold for a median of about S$360k (S$483 psf), from 235 resales on record (HDB caveats). The exact price depends on the flat type, floor and remaining lease.
What are resale prices at Block 509 West Coast Dr by flat type?⌄
3-Room ≈ S$358k; 4-Room ≈ S$428k; 5-Room ≈ S$640k (median resale, HDB caveats).
Is Block 509 West Coast Dr worth buying given its remaining lease?⌄
Block 509 West Coast Dr has about 51 years left on its 99-year lease (completed 1977). Below ~60 years, CPF usage and the maximum loan start to taper with the buyer's age, so check financing before committing. The figure is taken from the most recent transacted flat.
What is the rental yield at Block 509 West Coast Dr?⌄
Gross rental yield at Block 509 West Coast Dr is about 9.7%, based on a median subletting rent of about S$2,900/mo against a resale price of about S$360k. 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 509 West Coast Dr?⌄
For a flat at about S$360k on a 25-year HDB-style loan, you'd need roughly S$2,870/mo in household income, with repayments around S$1,352/mo after a S$90k downpayment. First-timer grants of up to S$80,000+ (not included) lower the cash needed.
What is the nearest MRT to Block 509 West Coast Dr?⌄
The nearest MRT/LRT station to Block 509 West Coast Dr is Clementi MRT, about 640 m away (~10 min walk).
Which primary schools are within 1 km of Block 509 West Coast Dr?⌄
Clementi Primary School, Qifa Primary School, Nan Hua Primary School, Pei Tong Primary School are within 1 km of Block 509 West Coast Dr — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.