PropKaki
HDBOCRHougang

Block 233 Hougang St 21

233 Hougang St 21, Singapore 530233

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

Block 233 Hougang St 21 is an HDB block in Hougang, completed in 1983, with 28 dwelling units. 5-Room flats have recently resold around S$621k (139 sqm), from 29 resales on record. The lease has approximately 58 years remaining.

1

What are the key facts about Block 233 Hougang St 21?

Key Takeaway

Block 233 Hougang St 21 is an HDB block in Hougang, completed in 1983, with 28 dwelling units.

Town
Hougang
Planning area
Hougang
Completed
1983
Storeys
4
Total units
28
Market segment
OCR
Median resale
S$621k
Last transacted
Sept 2025
Remaining lease
≈ 58 years
2

What are resale prices at Block 233 Hougang St 21?

Key Takeaway

5-Room flats have recently resold around S$621k (S$433 psf), from 29 resales on record (HDB caveat data).

Flat typeResalesMedian priceSizePSF
4-Room6S$245,000recent107 sqmS$221 psf
5-Room23S$515,000recent139 sqmS$344 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 2025.

3

What has recently sold at Block 233 Hougang St 21?

Key Takeaway

Block 233 Hougang St 21 has 29 recorded resales; the most recent transacted at S$1,000,000 in Sept 2025 (HDB caveat data).

DateFlat typeStoreySizePrice
Sept 20255-Room01 TO 03139 sqmS$1,000,000
Jul 20244-Room04 TO 06103 sqmS$621,000
May 20235-Room01 TO 03139 sqmS$930,000
Jul 20185-Room01 TO 03144 sqmS$720,000
Mar 20175-Room01 TO 03137 sqmS$670,888
Oct 20154-Room01 TO 03110 sqmS$513,000
Jan 20145-Room01 TO 03139 sqmS$760,000
May 20125-Room01 TO 05144 sqmS$655,000
Aug 20105-Room01 TO 03139 sqmS$515,000
Aug 20095-Room01 TO 03144 sqmS$475,000
May 20085-Room01 TO 03139 sqmS$420,000
May 20085-Room01 TO 03139 sqmS$485,000
4

What flat types are in Block 233 Hougang St 21?

Key Takeaway

Block 233 Hougang St 21 has 28 units, mostly 5-Room flats.

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

5-Room: 204-Room: 8
5

How far is Block 233 Hougang St 21 from MRT and schools?

Key Takeaway

The nearest MRT/LRT to Block 233 Hougang St 21 is Kovan MRT, about 418 m away (~7 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.

  • Yuying Secondary SchoolSecondary schoolwithin 1 km256 m
  • Xinghua Primary SchoolPrimary schoolwithin 1 km · P1 priority275 m
  • Anderson Serangoon Junior CollegeJunior collegewithin 1 km809 m
  • Paya Lebar Methodist Girls' School (Secondary)Secondary schoolwithin 1 km828 m
  • Paya Lebar Methodist Girls' School (Primary)Primary schoolwithin 1 km · P1 priority988 m
  • Holy Innocents' Primary SchoolPrimary school1.2 km
  • Xinmin Primary SchoolPrimary school1.6 km
  • Xinmin Secondary SchoolSecondary school1.7 km

Shops, food & parks

Mall: Heartland Mall Kovan · 368 mSupermarket: Cold Storage Singapore (1983) Pte Ltd · 368 mHawker centre: Kovan Market & Food Centre · 257 mPark: Aroozoo Ave Pg · 371 m

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

6

What does it cost to buy a flat at Block 233 Hougang St 21?

Key Takeaway

Buying a flat at Block 233 Hougang St 21 (~S$621k) needs about S$4,950/mo in income and S$2,332/mo in repayments, after S$13,230 stamp duty and a S$155k downpayment.

Illustrative, for a buyer at the recent median resale price (S$621k) — 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$13,230

BSD, tiered

Downpayment (25%)

S$155k

cash + CPF

Monthly instalment

S$2,332/mo

25y @ 3.5%

Income required

S$4,950/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 233 Hougang St 21

What is the resale price at Block 233 Hougang St 21?

5-Room flats at Block 233 Hougang St 21 have recently resold around S$621k (139 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.

How much are flats at Block 233 Hougang St 21 by flat type?

4-Room ≈ S$245k; 5-Room ≈ S$515k. Figures are median resale prices from HDB caveats.

How many years are left on the lease at Block 233 Hougang St 21?

Block 233 Hougang St 21 has approximately 58 years left on its 99-year lease (completed 1983). This figure is taken from the most recent transacted flat.

How many units are in Block 233 Hougang St 21?

Block 233 Hougang St 21 has 28 dwelling units across up to 4 storeys, mostly 5 room flats.

What is the nearest MRT to Block 233 Hougang St 21?

The nearest MRT/LRT station to Block 233 Hougang St 21 is Kovan MRT, about 418 m away (~7 min walk).

Which primary schools are within 1 km of Block 233 Hougang St 21?

Xinghua Primary School, Paya Lebar Methodist Girls' School (Primary) are within 1 km of Block 233 Hougang St 21 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

Is Block 233 Hougang St 21 a good place to buy an HDB resale flat?

Block 233 Hougang St 21 sits in Hougang, in the Hougang planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈58 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.

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