PropKaki
HDBOCRSerangoon

Block 333 Serangoon Ave 3

333 Serangoon Ave 3, Singapore 550333

Reviewed by Nathan TangUpdated 21 June 2026Data through Oct 2025 (HDB)
Quick Summary

Block 333 Serangoon Ave 3 is an HDB block in Serangoon, completed in 1985, with 88 dwelling units. 5-Room flats have recently resold around S$688k (121 sqm), from 95 resales on record. The lease has approximately 60 years remaining.

1

What are the key facts about Block 333 Serangoon Ave 3?

Key Takeaway

Block 333 Serangoon Ave 3 is an HDB block in Serangoon, completed in 1985, with 88 dwelling units.

Town
Serangoon
Planning area
Serangoon
Completed
1985
Storeys
12
Total units
88
Market segment
OCR
Median resale
S$688k
Last transacted
Oct 2025
Remaining lease
≈ 60 years
2

What are resale prices at Block 333 Serangoon Ave 3?

Key Takeaway

5-Room flats have recently resold around S$688k (S$586 psf), from 95 resales on record (HDB caveat data).

Flat typeResalesMedian priceSizePSF
4-Room56S$535,000recent84 sqmS$592 psf
5-Room39S$710,000recent122 sqmS$541 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 Oct 2025.

3

What has recently sold at Block 333 Serangoon Ave 3?

Key Takeaway

Block 333 Serangoon Ave 3 has 95 recorded resales; the most recent transacted at S$688,000 in Oct 2025 (HDB caveat data).

DateFlat typeStoreySizePrice
Oct 20254-Room04 TO 0684 sqmS$688,000
Jan 20255-Room04 TO 06122 sqmS$892,000
Aug 20244-Room07 TO 0984 sqmS$640,000
Jun 20225-Room07 TO 09121 sqmS$785,000
Nov 20215-Room04 TO 06121 sqmS$760,000
Sept 20215-Room07 TO 09122 sqmS$790,000
Jun 20215-Room10 TO 12122 sqmS$758,000
Jan 20215-Room01 TO 03122 sqmS$665,000
Nov 20204-Room07 TO 0984 sqmS$550,000
Jan 20204-Room04 TO 0684 sqmS$530,000
Aug 20195-Room01 TO 03122 sqmS$650,000
Aug 20175-Room04 TO 06122 sqmS$770,000
4

What flat types are in Block 333 Serangoon Ave 3?

Key Takeaway

Block 333 Serangoon Ave 3 has 88 units, mostly 4-Room flats.

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

4-Room: 485-Room: 40
5

How far is Block 333 Serangoon Ave 3 from MRT and schools?

Key Takeaway

The nearest MRT/LRT to Block 333 Serangoon Ave 3 is Serangoon MRT, about 260 m away (~4 min walk). 5 schools are within 1 km, including 2 primary schools.

Getting around

Schools nearby

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

  • Zhonghua Secondary SchoolSecondary schoolwithin 1 km258 m
  • Yangzheng Primary SchoolPrimary schoolwithin 1 km · P1 priority291 m
  • Nanyang Junior CollegeJunior collegewithin 1 km439 m
  • St. Gabriel's Secondary SchoolSecondary schoolwithin 1 km771 m
  • St. Gabriel's Primary SchoolPrimary schoolwithin 1 km · P1 priority883 m
  • Peicai Secondary SchoolSecondary school1.0 km
  • Chij Our Lady Of Good CounselPrimary school1.1 km
  • Zhonghua Primary SchoolPrimary school1.1 km

Shops, food & parks

Mall: Nex · 209 mSupermarket: Cold Storage Singapore (1983) Pte Ltd · 209 mPark: Jln Riang Pg · 504 m

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

6

What does it cost to buy a flat at Block 333 Serangoon Ave 3?

Key Takeaway

Buying a flat at Block 333 Serangoon Ave 3 (~S$688k) needs about S$5,485/mo in income and S$2,583/mo in repayments, after S$15,240 stamp duty and a S$172k downpayment.

Illustrative, for a buyer at the recent median resale price (S$688k) — 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$15,240

BSD, tiered

Downpayment (25%)

S$172k

cash + CPF

Monthly instalment

S$2,583/mo

25y @ 3.5%

Income required

S$5,485/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 333 Serangoon Ave 3

What is the resale price at Block 333 Serangoon Ave 3?

5-Room flats at Block 333 Serangoon Ave 3 have recently resold around S$688k (121 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.

How much are flats at Block 333 Serangoon Ave 3 by flat type?

4-Room ≈ S$535k; 5-Room ≈ S$710k. Figures are median resale prices from HDB caveats.

How many years are left on the lease at Block 333 Serangoon Ave 3?

Block 333 Serangoon Ave 3 has approximately 60 years left on its 99-year lease (completed 1985). This figure is taken from the most recent transacted flat.

How many units are in Block 333 Serangoon Ave 3?

Block 333 Serangoon Ave 3 has 88 dwelling units across up to 12 storeys, mostly 4 room flats.

What is the nearest MRT to Block 333 Serangoon Ave 3?

The nearest MRT/LRT station to Block 333 Serangoon Ave 3 is Serangoon MRT, about 260 m away (~4 min walk).

Which primary schools are within 1 km of Block 333 Serangoon Ave 3?

Yangzheng Primary School, St. Gabriel's Primary School are within 1 km of Block 333 Serangoon Ave 3 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

Is Block 333 Serangoon Ave 3 a good place to buy an HDB resale flat?

Block 333 Serangoon Ave 3 sits in Serangoon, in the Serangoon planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈60 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.

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