Block 509B Yishun Ave 4
762509 · Lower Seletar · Yishun · Built 2016 · Lease from 2018 · ~91 yrs lease left · 96 units · 13 floors
Block 509B Yishun Ave 4 in Yishun scores 61.5/100 overall on the Singapore Block Liveability Index. It is 12.3 minutes’ walk from Khatib Mrt Station MRT, 19.7 minutes from Yishun Park Hawker Centre, and 301 m straight-line from Naval Base Primary School.
Where it is
OneMap · SLABlock 509B Yishun Ave 4, Singapore 762509
Pillar scores
- Transport
- 57
- Food
- 60
- Schools
- 99
- Healthcare
- 60
- Daily needs
- 54
- Green space
- 53
- Connectivity
- 28
- Value (lease)
- 100
- Leisure
- 50
- EV charging
- 73
Who it suits
- Overall
- 62
- Young Families
- 68
- Seniors
- 56
- Renters
- 50
- Investors
- 77
- EV Owners
- 65
Commute by public transport
OneMap routing · weekday 08:00- Raffles Placecity centre
- 48.3min
- one-north
- 55.5min
- Jurong East
- 60.1min
- Changi Airport
- 85.3min
Getting to the city centre
weekday 08:00 · OneMap48 min door to door · S$2.20 · 1 transfer · 15 min (995 m) walking · 2 min waiting · 31 min riding
- Walk 5 min (320 m) to Opp Naval Base PR Sch
- Bus 811 · SBS Transit
Opp Naval Base PR Sch → Blk 873 · 1 stop · 1 min - Walk 10 min (647 m) to Khatib
- North-South Line · SMRT Corporation
Khatib → Raffles Place · 12 stops · 30 min - Walk 0 min (28 m) to Destination
What’s nearby
walk times, door to doorDistance from centre is real walk time (rings at 5 / 10 / 15 min); the angle only spreads categories apart — it is not compass bearing.
MRT stations
transit- Khatib Mrt Station12.3 min
- Khatib Mrt Station13.5 min
- Khatib Mrt Station14.5 min
Hawker centres
food- Yishun Park Hawker Centre19.7 min
- Chong Pang Hawker Centre & Market32.8 min
- Yishun Ring Road Blk 104/105 (Chong Pang Market and Food Centre)35.9 min
Eateries nearby
food- Orchid Park Secondary School4.7 min
- Than Kow MueiA4.7 min
- Haseena Binte AbdullahA4.7 min
- Chew Peck ChuenA4.7 min
- Chew Ai GeokA4.7 min
- Lim Kah HongA4.7 min
Hygiene grades from SFA (NEA licensed eateries).
Supermarkets
daily- Sheng Siong Supermarket Pte Ltd8.5 min
- Ntuc Fairprice Co-Operative Ltd10.1 min
- Cold Storage Singapore (1983) Pte Ltd12.7 min
CHAS clinics
health- My Family Clinic (Angsana Breeze @ Yishun)3 min
- Faith Clinic (Yishun)7.9 min
- Shenton Medical Group7.9 min
Parks & green
green- Lower Seletar Reservoir Park16.5 min
- Yishun Pk17.8 min
- Yishun Pond Pk20.4 min
Primary schools
straight-lineEldercare centres
care- Singapore Anglican Community Services19.8 min
- Pacific Activity Centres Pte Ltd31.7 min
- Pacific Activity Centres Pte Ltd32 min
Community clubs
leisure- Nee Soon South CC (U/C)10.1 min
- Nee Soon Central CC24.9 min
- Yishun Link CC25.3 min
Libraries
leisure- Yishun Public Library27.7 min
EV charging
ev- Blk 858/864 Yishun Avenue 4 Khatib Evergreen Ii7.6 min
- Blk 865/880 Yishun Street 818.6 min
- Blk 850/855 Yishun Street 81/Ring Road Khatib Evergreen I8.9 min
What’s within a walk
OSRM foot · OneMapWithin ~10 minutes on foot: 1 supermarkets, 4 clinics.
Shaded areas are real pedestrian reach (OSRM foot routing), sampled on a grid — an approximate schematic, not a legal boundary.Buses near here
LTA stops · OneMap routing- Stop 594493.1 min walk · 189 m
- Stop 594413.8 min walk · 233 m
- OPP NAVAL BASE PR SCH5 min walk811
- AFT PUNGGOL RD8 min walk858B
- OPP KHATIB STN8 min walk969
Services seen boarding near this block on real OneMap public-transport routes — not a full timetable. Check the LTA / bus operator app for live arrivals.
Who lives here
Census 2020 · Yishun planning area- Age profile
- In Yishun, 15.4% of residents are under 15 and 13.1% are 65 or older.
- 30–348.5%35–398.1%55–598%25–297.5%
- Household income
- 32.6% of Yishun households earn $10,000 or more a month (gross, from work).
- No working person11.5%$20,000+7.2%$5,000–5,9996.7%$2,000–2,9996.5%
- Dwelling mix
- 88.5% of Yishun households live in HDB flats; 11.2% in condominiums or landed homes.
- HDB 4 room flats42.5%HDB 3 room flats21.9%HDB 5 room and executive flats18.6%Condominiums and other apartments9.2%
- Household size
- 37.9% of Yishun households are one or two people; 2-person households are the most common.
- 2-person22.3%3-person22.2%4-person20.6%1-person15.6%
- In education
- Of Yishun residents currently in education, 20.8% attend polytechnic or university.
- Primary34.8%Secondary24.5%University11.1%Polytechnic9.7%
- Commute to work
- 60.4% of working Yishun residents commute by public transport; 23.9% drive or ride.
- MRT LRT and bus30%Car16.1%MRT LRT only14%Bus13.8%
Resident data for the Yishun planning area, Census 2020 — Singapore Department of Statistics, via OneMap (Singapore Land Authority).
Can I afford this?
est. ~S$621k · 4 roomSet your budget to see if this block fits. Not sure? work it out from your income →
Value for money
liveability vs price · like-for-likeAmong 4-room HDB flats islandwide (3,466 compared), Blk 509B Yishun Ave 4 is more liveable than 18% of them but pricier than 62% — around S$641/psf for 4 room (as of 2026-07).
Percentiles rank this home only against comparable ones (4-room HDB flats islandwide). A transparent price-vs-liveability comparison from real resale data — not a valuation or fair-price estimate. as of 2026-07
Is it worth it?
liveability · price trend · leaseBlock 509B offers a solid liveability score (61.5/100). On price, resale prices here have been climbing faster than most Singapore subzones and the lease is near-fresh (~91 years left).
A plain-language read, not financial advice. Liveability and lease come from the index; price signals from data.gov.sg resale transactions for Lower Seletar. We do not publish a fair-price estimate.
Prices & transactions — Blk 509B Yishun Ave 4
Actual registered resale prices · source data.gov.sg · we show real sale ranges, not an estimated valuation
Recent sales at Blk 509B Yishun Ave 4
| Month | Type | Storey | Area | Price | PSF |
|---|---|---|---|---|---|
| Apr '26 | 4-room | 04 TO 06 | 93 m² | S$560k | S$559 |
| Mar '26 | 4-room | 10 TO 12 | 93 m² | S$650k | S$649 |
| Mar '26 | 5-room | 07 TO 09 | 113 m² | S$743k | S$611 |
| Feb '26 | 4-room | 01 TO 03 | 93 m² | S$570k | S$569 |
| Dec '25 | 4-room | 01 TO 03 | 93 m² | S$570k | S$569 |
| Nov '25 | 5-room | 04 TO 06 | 113 m² | S$690k | S$567 |
| Oct '25 | 5-room | 04 TO 06 | 113 m² | S$680k | S$559 |
| Sep '25 | 5-room | 04 TO 06 | 113 m² | S$708k | S$582 |
| Aug '25 | 4-room | 04 TO 06 | 93 m² | S$612k | S$611 |
| Jan '25 | 4-room | 04 TO 06 | 93 m² | S$611k | S$610 |
| Aug '24 | 4-room | 10 TO 12 | 93 m² | S$600k | S$599 |
| Aug '24 | 5-room | 10 TO 12 | 113 m² | S$738k | S$607 |
Subzone medians — Lower Seletar
Latest median resale price per sq ft by flat type · 12-month change · source data.gov.sg
See what’s for sale
Browse current for-sale listings near Blk 509B Yishun Ave 4 on Singapore’s property portals. These open on third-party sites — SG Block Index doesn’t list or sell property.