HDBOCRSerangoon

Block 333 Serangoon Ave 3

333 Serangoon Ave 3, Singapore 550333

Reviewed by Nathan TangUpdated 10 August 2026Data through Jun 2026 (HDB)
Quick Summary

Block 333 Serangoon Ave 3 is an HDB block in Serangoon, completed in 1985, with 88 dwelling units. Across 96 resales on record, 5-Room flats have recently resold around S$688k (S$602 psf, 121 sqm). The lease has approximately 59 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
Flat model
Simplified · Improved
Market segment
OCR
Median resale
S$688k
Last transacted
Jun 2026
Remaining lease
≈ 59 years
2

What are resale prices at Block 333 Serangoon Ave 3?

Key Takeaway

5-Room flats have recently resold around S$688k (S$602 psf), from 96 resales on record (HDB caveat data).

Flat typeResalesMedian priceSizePSF
4-Room57S$550,000recent84 sqmS$608 psf
5-Room39S$710,000recent122 sqmS$541 psf

Live now: 0 flats listed for sale at this block and 4 for rent (median S$3,825/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 Jun 2026.

3

What rent and yield does Block 333 Serangoon Ave 3 get?

Key Takeaway

Flats at Block 333 Serangoon Ave 3 have recently sublet for a median of S$3,800/mo, an indicative gross rental yield of about 6.6% (from 24 recent rental contracts).

Median rent

S$3,800/mo

24 recent contracts

Gross rental yield

6.6%

indicative, gross

Annual rent

S$45,600

median × 12 months

Flat typeContractsMedian rent
4-Room21S$3,600/mo
5-Room6S$3,900/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 Mar 2026. Source: HDB rental (subletting) data.

4

What has recently sold at Block 333 Serangoon Ave 3?

Key Takeaway

Block 333 Serangoon Ave 3 has 96 recorded resales; the most recent transacted at S$690,000 in Jun 2026 (HDB caveat data).

DateFlat typeStoreySizePrice
Jun 20264-Room04 TO 0684 sqmS$690,000
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
5

What flat types are in Block 333 Serangoon Ave 3?

Key Takeaway

Block 333 Serangoon Ave 3 has 88 units, mostly 4-Room flats of the Simplified / Improved model.

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

4-Room: 485-Room: 40
6

Where is Block 333 Serangoon Ave 3?

Key Takeaway

Block 333 Serangoon Ave 3 is an HDB block in Serangoon.

Block 333 Serangoon Ave 3 is an HDB block located along Serangoon Ave 3. The block is recorded as completed around 1985, with up to 12 storeys. It has an estimated 88 residential units based on the HDB property information dataset. Flat types in the block include 4-room and 5-room units.

The address is Block 333 Serangoon Ave 3, Singapore 550333. It is part of District 19, Serangoon Garden / Hougang / Punggol, the Serangoon planning area. The block falls within the North-East Region and the OCR market segment.

The nearest rail connection is Serangoon MRT, approximately 260m away, around 4 minutes on foot. Nearby amenities include NEX for shopping, COLD STORAGE SINGAPORE (1983) PTE LTD for groceries, Jln Riang Pg for greenery and recreation, and Braddell Heights Community Club for community facilities.

7

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.

8

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.

Wondering whether it will hold its value? See do HDB flats actually make money? →

Keep going in the PropKaki app

Eyeing Block 333 Serangoon Ave 3? Ask what it's worth.

Recent transacted prices, what's nearby, and whether an asking price is fair.

PropKaki
What have flats at Block 333 Serangoon Ave 3 sold for recently?

Recent sales at Block 333 Serangoon Ave 3 land close to the town median — fair value, no big premium.

Ask anything about Singapore property…
9

Frequently asked questions about Block 333 Serangoon Ave 3

How much does a 5-Room flat at Block 333 Serangoon Ave 3 cost?

5-Room flats at Block 333 Serangoon Ave 3 have recently resold for a median of about S$688k (S$602 psf), from 96 resales on record (HDB caveats). The exact price depends on the flat type, floor and remaining lease.

What are resale prices at Block 333 Serangoon Ave 3 by flat type?

4-Room ≈ S$550k; 5-Room ≈ S$710k (median resale, HDB caveats).

Is Block 333 Serangoon Ave 3 worth buying given its remaining lease?

Block 333 Serangoon Ave 3 has about 59 years left on its 99-year lease (completed 1985). 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 333 Serangoon Ave 3?

Gross rental yield at Block 333 Serangoon Ave 3 is about 6.6%, based on a median subletting rent of about S$3,800/mo against a resale price of about S$688k. 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 333 Serangoon Ave 3?

For a flat at about S$688k on a 25-year HDB-style loan, you'd need roughly S$5,485/mo in household income, with repayments around S$2,583/mo after a S$172k downpayment. First-timer grants of up to S$80,000+ (not included) lower the cash needed.

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.

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