PropKaki
HDBOCRYishun

Block 235 Yishun St 21

235 Yishun St 21, Singapore 760235

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

Block 235 Yishun St 21 is an HDB block in Yishun, completed in 1984, with 84 dwelling units. 5-Room flats have recently resold around S$480k (100 sqm), from 127 resales on record. The lease has approximately 58 years remaining.

1

What are the key facts about Block 235 Yishun St 21?

Key Takeaway

Block 235 Yishun St 21 is an HDB block in Yishun, completed in 1984, with 84 dwelling units.

Town
Yishun
Planning area
Yishun
Completed
1984
Storeys
10
Total units
84
Market segment
OCR
Median resale
S$480k
Last transacted
Mar 2026
Remaining lease
≈ 58 years
2

What are resale prices at Block 235 Yishun St 21?

Key Takeaway

5-Room flats have recently resold around S$480k (S$472 psf), from 127 resales on record (HDB caveat data).

Flat typeResalesMedian priceSizePSF
3-Room60S$277,000recent67 sqmS$384 psf
4-Room49S$365,000recent97 sqmS$365 psf
5-Room18S$368,000recent135 sqmS$253 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 Mar 2026.

3

What has recently sold at Block 235 Yishun St 21?

Key Takeaway

Block 235 Yishun St 21 has 127 recorded resales; the most recent transacted at S$710,000 in Mar 2026 (HDB caveat data).

DateFlat typeStoreySizePrice
Mar 20265-Room04 TO 06135 sqmS$710,000
Feb 20263-Room07 TO 0967 sqmS$413,000
Jun 20254-Room01 TO 0393 sqmS$480,000
May 20255-Room10 TO 12135 sqmS$730,000
Feb 20253-Room10 TO 1267 sqmS$400,000
Nov 20245-Room07 TO 09135 sqmS$686,000
Jul 20234-Room07 TO 09100 sqmS$488,000
Apr 20233-Room04 TO 0667 sqmS$370,000
Oct 20224-Room04 TO 0693 sqmS$453,888
Jul 20225-Room07 TO 09135 sqmS$598,000
Jun 20225-Room10 TO 12135 sqmS$630,000
Mar 20224-Room10 TO 12100 sqmS$445,000
4

What flat types are in Block 235 Yishun St 21?

Key Takeaway

Block 235 Yishun St 21 has 84 units, mostly 3-Room flats.

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

3-Room: 394-Room: 325-Room: 13
5

How far is Block 235 Yishun St 21 from MRT and schools?

Key Takeaway

The nearest MRT/LRT to Block 235 Yishun St 21 is Yishun MRT, about 662 m away (~10 min walk). 6 schools are within 1 km, including 4 primary schools.

Getting around

Schools nearby

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

  • Xishan Primary SchoolPrimary schoolwithin 1 km · P1 priority122 m
  • Yishun Town Secondary SchoolSecondary schoolwithin 1 km218 m
  • Northland Secondary SchoolSecondary schoolwithin 1 km246 m
  • Chongfu SchoolPrimary schoolwithin 1 km · P1 priority471 m
  • Yishun Primary SchoolPrimary schoolwithin 1 km · P1 priority504 m
  • Ahmad Ibrahim Primary SchoolPrimary schoolwithin 1 km · P1 priority634 m
  • Ahmad Ibrahim Secondary SchoolSecondary school1.0 km
  • Huamin Primary SchoolPrimary school1.0 km

Shops, food & parks

Mall: Junction 9 · 590 mSupermarket: NTUC Fairprice Co-operative Ltd · 145 mPark: Yishun Neighbourhood Pk · 551 m

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

6

What does it cost to buy a flat at Block 235 Yishun St 21?

Key Takeaway

Buying a flat at Block 235 Yishun St 21 (~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 235 Yishun St 21

What is the resale price at Block 235 Yishun St 21?

5-Room flats at Block 235 Yishun St 21 have recently resold around S$480k (100 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.

How much are flats at Block 235 Yishun St 21 by flat type?

3-Room ≈ S$277k; 4-Room ≈ S$365k; 5-Room ≈ S$368k. Figures are median resale prices from HDB caveats.

How many years are left on the lease at Block 235 Yishun St 21?

Block 235 Yishun St 21 has approximately 58 years left on its 99-year lease (completed 1984). This figure is taken from the most recent transacted flat.

How many units are in Block 235 Yishun St 21?

Block 235 Yishun St 21 has 84 dwelling units across up to 10 storeys, mostly 3 room flats.

What is the nearest MRT to Block 235 Yishun St 21?

The nearest MRT/LRT station to Block 235 Yishun St 21 is Yishun MRT, about 662 m away (~10 min walk).

Which primary schools are within 1 km of Block 235 Yishun St 21?

Xishan Primary School, Chongfu School, Yishun Primary School, Ahmad Ibrahim Primary School are within 1 km of Block 235 Yishun St 21 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

Is Block 235 Yishun St 21 a good place to buy an HDB resale flat?

Block 235 Yishun St 21 sits in Yishun, in the Yishun 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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