PropKaki
HDBOCRYishun

Block 666A Yishun Ave 4

666A Yishun Ave 4, Singapore 761666

Reviewed by Nathan TangUpdated 21 June 2026Data through Sept 2024 (HDB)
Quick Summary

Block 666A Yishun Ave 4 is an HDB block in Yishun, completed in 1986, with 16 dwelling units. 4-Room flats have recently resold around S$303k (89 sqm), from 26 resales on record. The lease has approximately 62 years remaining.

1

What are the key facts about Block 666A Yishun Ave 4?

Key Takeaway

Block 666A Yishun Ave 4 is an HDB block in Yishun, completed in 1986, with 16 dwelling units.

Town
Yishun
Planning area
Yishun
Completed
1986
Storeys
4
Total units
16
Market segment
OCR
Median resale
S$303k
Last transacted
Sept 2024
Remaining lease
≈ 62 years
2

What are resale prices at Block 666A Yishun Ave 4?

Key Takeaway

4-Room flats have recently resold around S$303k (S$285 psf), from 26 resales on record (HDB caveat data).

Flat typeResalesMedian priceSizePSF
4-Room17S$236,500recent83 sqmS$226 psf
5-Room9S$303,000recent121 sqmS$233 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 Sept 2024.

3

What has recently sold at Block 666A Yishun Ave 4?

Key Takeaway

Block 666A Yishun Ave 4 has 26 recorded resales; the most recent transacted at S$570,000 in Sept 2024 (HDB caveat data).

DateFlat typeStoreySizePrice
Sept 20244-Room01 TO 03109 sqmS$570,000
Jan 20245-Room01 TO 03121 sqmS$610,000
Sept 20224-Room01 TO 0389 sqmS$410,000
Jul 20204-Room04 TO 0683 sqmS$280,000
Mar 20204-Room01 TO 0383 sqmS$280,000
Nov 20114-Room01 TO 0389 sqmS$373,000
Mar 20105-Room01 TO 03121 sqmS$320,000
Jan 20105-Room04 TO 06121 sqmS$371,000
Dec 20084-Room01 TO 0383 sqmS$236,500
May 20085-Room01 TO 03121 sqmS$303,000
Jun 20024-Room01 TO 0383 sqmS$149,000
Oct 20014-Room04 TO 0683 sqmS$155,000
4

What flat types are in Block 666A Yishun Ave 4?

Key Takeaway

Block 666A Yishun Ave 4 has 16 units, mostly 4-Room flats.

Unit stock by flat type, from the HDB property information dataset.

4-Room: 105-Room: 6
5

How far is Block 666A Yishun Ave 4 from MRT and schools?

Key Takeaway

The nearest MRT/LRT to Block 666A Yishun Ave 4 is Khatib MRT, about 812 m away (~13 min walk). 7 schools are within 1 km, including 3 primary schools.

Getting around

Schools nearby

Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

  • Northland Primary SchoolPrimary schoolwithin 1 km · P1 priority202 m
  • Chung Cheng High School (Yishun)Secondary schoolwithin 1 km290 m
  • Naval Base Primary SchoolPrimary schoolwithin 1 km · P1 priority370 m
  • Orchid Park Secondary SchoolSecondary schoolwithin 1 km513 m
  • Northbrooks Secondary SchoolSecondary schoolwithin 1 km594 m
  • Huamin Primary SchoolPrimary schoolwithin 1 km · P1 priority965 m
  • Naval Base Secondary SchoolSecondary schoolwithin 1 km994 m
  • Peiying Primary SchoolPrimary school1.1 km

Shops, food & parks

Mall: Northpoint City · 1.2 kmSupermarket: NTUC Fairprice Co-operative Ltd · 584 mHawker centre: Yishun Park Hawker Centre · 815 mPark: Yishun Pk · 624 m

Straight-line distances from the block. Source: PropKaki amenities data.

6

What does it cost to buy a flat at Block 666A Yishun Ave 4?

Key Takeaway

Buying a flat at Block 666A Yishun Ave 4 (~S$303k) needs about S$2,415/mo in income and S$1,138/mo in repayments, after S$4,260 stamp duty and a S$76k downpayment.

Illustrative, for a buyer at the recent median resale price (S$303k) — 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$4,260

BSD, tiered

Downpayment (25%)

S$76k

cash + CPF

Monthly instalment

S$1,138/mo

25y @ 3.5%

Income required

S$2,415/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.

7

Frequently asked questions about Block 666A Yishun Ave 4

What is the resale price at Block 666A Yishun Ave 4?

4-Room flats at Block 666A Yishun Ave 4 have recently resold around S$303k (89 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.

How much are flats at Block 666A Yishun Ave 4 by flat type?

4-Room ≈ S$237k; 5-Room ≈ S$303k. Figures are median resale prices from HDB caveats.

How many years are left on the lease at Block 666A Yishun Ave 4?

Block 666A Yishun Ave 4 has approximately 62 years left on its 99-year lease (completed 1986). This figure is taken from the most recent transacted flat.

How many units are in Block 666A Yishun Ave 4?

Block 666A Yishun Ave 4 has 16 dwelling units across up to 4 storeys, mostly 4 room flats.

What is the nearest MRT to Block 666A Yishun Ave 4?

The nearest MRT/LRT station to Block 666A Yishun Ave 4 is Khatib MRT, about 812 m away (~13 min walk).

Which primary schools are within 1 km of Block 666A Yishun Ave 4?

Northland Primary School, Naval Base Primary School, Huamin Primary School are within 1 km of Block 666A Yishun Ave 4 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

Is Block 666A Yishun Ave 4 a good place to buy an HDB resale flat?

Block 666A 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 (≈62 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.

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