PropKaki
HDBOCRYishun

Block 431C Yishun Ave 1

431C Yishun Ave 1, Singapore 763431

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

Block 431C Yishun Ave 1 is an HDB block in Yishun, completed in 2014, with 108 dwelling units. 3-Room flats have recently resold around S$480k (67 sqm), from 29 resales on record. The lease has approximately 89 years remaining.

1

What are the key facts about Block 431C Yishun Ave 1?

Key Takeaway

Block 431C Yishun Ave 1 is an HDB block in Yishun, completed in 2014, with 108 dwelling units.

Town
Yishun
Planning area
Yishun
Completed
2014
Storeys
13
Total units
108
Market segment
OCR
Median resale
S$480k
Last transacted
Jan 2026
Remaining lease
≈ 89 years
2

What are resale prices at Block 431C Yishun Ave 1?

Key Takeaway

3-Room flats have recently resold around S$480k (S$606 psf), from 29 resales on record (HDB caveat data).

Flat typeResalesMedian priceSizePSF
3-Room13S$430,000recent67 sqmS$596 psf
4-Room16S$438,000recent92 sqmS$442 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 Jan 2026.

3

What has recently sold at Block 431C Yishun Ave 1?

Key Takeaway

Block 431C Yishun Ave 1 has 29 recorded resales; the most recent transacted at S$470,000 in Jan 2026 (HDB caveat data).

DateFlat typeStoreySizePrice
Jan 20263-Room04 TO 0667 sqmS$470,000
Apr 20253-Room13 TO 1567 sqmS$480,000
Mar 20253-Room07 TO 0967 sqmS$482,000
Jan 20254-Room10 TO 1292 sqmS$600,000
Jan 20253-Room07 TO 0967 sqmS$475,000
Dec 20244-Room10 TO 1292 sqmS$585,000
Oct 20243-Room04 TO 0667 sqmS$460,000
Sept 20244-Room13 TO 1592 sqmS$580,000
Jul 20243-Room13 TO 1567 sqmS$485,000
Feb 20243-Room04 TO 0667 sqmS$430,000
Jun 20234-Room04 TO 0692 sqmS$510,000
Apr 20233-Room04 TO 0667 sqmS$400,000
4

What flat types are in Block 431C Yishun Ave 1?

Key Takeaway

Block 431C Yishun Ave 1 has 108 units, mostly 3-Room flats.

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

3-Room: 604-Room: 48
5

How far is Block 431C Yishun Ave 1 from MRT and schools?

Key Takeaway

5 schools are within 1 km, including 4 primary schools.

Schools nearby

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

  • Northbrooks Secondary SchoolSecondary schoolwithin 1 km166 m
  • Northland Primary SchoolPrimary schoolwithin 1 km · P1 priority626 m
  • Huamin Primary SchoolPrimary schoolwithin 1 km · P1 priority794 m
  • North View Primary SchoolPrimary schoolwithin 1 km · P1 priority836 m
  • Naval Base Primary SchoolPrimary schoolwithin 1 km · P1 priority960 m
  • Chung Cheng High School (Yishun)Secondary school1.0 km
  • Orchid Park Secondary SchoolSecondary school1.1 km
  • Yishun Town Secondary SchoolSecondary school1.6 km

Shops, food & parks

Mall: Junction 9 · 1.6 kmSupermarket: NTUC Fairprice Co-operative Ltd · 482 mHawker centre: Yishun Park Hawker Centre · 567 mPark: Yishun Pk · 635 m

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

6

What does it cost to buy a flat at Block 431C Yishun Ave 1?

Key Takeaway

Buying a flat at Block 431C Yishun Ave 1 (~S$480k) needs about S$3,826/mo in income and S$1,802/mo in repayments, after S$9,000 stamp duty and a S$120k downpayment.

Illustrative, for a buyer at the recent median resale price (S$480k) — 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$9,000

BSD, tiered

Downpayment (25%)

S$120k

cash + CPF

Monthly instalment

S$1,802/mo

25y @ 3.5%

Income required

S$3,826/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 431C Yishun Ave 1

What is the resale price at Block 431C Yishun Ave 1?

3-Room flats at Block 431C Yishun Ave 1 have recently resold around S$480k (67 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.

How much are flats at Block 431C Yishun Ave 1 by flat type?

3-Room ≈ S$430k; 4-Room ≈ S$438k. Figures are median resale prices from HDB caveats.

How many years are left on the lease at Block 431C Yishun Ave 1?

Block 431C Yishun Ave 1 has approximately 89 years left on its 99-year lease (completed 2014). This figure is taken from the most recent transacted flat.

How many units are in Block 431C Yishun Ave 1?

Block 431C Yishun Ave 1 has 108 dwelling units across up to 13 storeys, mostly 3 room flats.

Which primary schools are within 1 km of Block 431C Yishun Ave 1?

Northland Primary School, Huamin Primary School, North View Primary School, Naval Base Primary School are within 1 km of Block 431C Yishun Ave 1 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

Is Block 431C Yishun Ave 1 a good place to buy an HDB resale flat?

Block 431C Yishun Ave 1 sits in Yishun, in the Yishun planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈89 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.

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