Block 233 Yishun St 21
233 Yishun St 21, Singapore 760233
Block 233 Yishun St 21 is an HDB block in Yishun, completed in 1984, with 19 dwelling units. Across 33 resales on record, 3-Room flats have recently resold around S$340k (S$471 psf, 67 sqm). The lease has approximately 59 years remaining.
What are the key facts about Block 233 Yishun St 21?
Block 233 Yishun St 21 is an HDB block in Yishun, completed in 1984, with 19 dwelling units.
- Town
- Yishun
- Planning area
- Yishun
- Completed
- 1984
- Storeys
- 4
- Total units
- 19
- Flat model
- New Generation
- Market segment
- OCR
- Median resale
- S$340k
- Last transacted
- Sept 2025
- Remaining lease
- ≈ 59 years
What are resale prices at Block 233 Yishun St 21?
3-Room flats have recently resold around S$340k (S$471 psf), from 33 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 3-Room | 26 | S$320,000recent | 67 sqm | S$444 psf |
| 4-Room | 7 | S$300,000recent | 93 sqm | S$300 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.
What has recently sold at Block 233 Yishun St 21?
Block 233 Yishun St 21 has 33 recorded resales; the most recent transacted at S$568,000 in Sept 2025 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Sept 2025 | 4-Room | 01 TO 03 | 93 sqm | S$568,000 |
| Apr 2025 | 4-Room | 01 TO 03 | 93 sqm | S$520,000 |
| Apr 2024 | 3-Room | 01 TO 03 | 67 sqm | S$350,000 |
| Mar 2024 | 3-Room | 04 TO 06 | 67 sqm | S$380,000 |
| Dec 2022 | 3-Room | 01 TO 03 | 67 sqm | S$355,000 |
| Aug 2022 | 3-Room | 01 TO 03 | 67 sqm | S$340,000 |
| Mar 2022 | 3-Room | 01 TO 03 | 67 sqm | S$327,000 |
| Dec 2021 | 3-Room | 04 TO 06 | 67 sqm | S$340,000 |
| Feb 2021 | 3-Room | 04 TO 06 | 67 sqm | S$280,000 |
| Feb 2018 | 3-Room | 01 TO 03 | 67 sqm | S$255,000 |
| May 2017 | 3-Room | 04 TO 06 | 67 sqm | S$270,000 |
| Mar 2017 | 3-Room | 01 TO 03 | 67 sqm | S$269,000 |
What flat types are in Block 233 Yishun St 21?
Block 233 Yishun St 21 has 19 units, mostly 3-Room flats of the New Generation model.
Unit stock by flat type, from the HDB property information dataset.
Where is Block 233 Yishun St 21?
Block 233 Yishun St 21 is an HDB block in Yishun.
Block 233 Yishun St 21 is an HDB block located along Yishun St 21. The block is recorded as completed around 1984, with up to 4 storeys. It has an estimated 19 residential units based on the HDB property information dataset. Flat types in the block include 3-room and 4-room units.
The address is Block 233 Yishun St 21, Singapore 760233. It is part of District 27, Yishun / Sembawang, the Yishun planning area. The block falls within the North Region and the OCR market segment.
The nearest rail connection is Yishun MRT, approximately 706m away, around 11 minutes on foot. Nearby amenities include Junction 9 for shopping, COLD STORAGE SINGAPORE (1983) PTE LTD for groceries, Yishun Neighbourhood Pk for greenery and recreation, Yishun Polyclinic for polyclinic services, and Nee Soon East Community Club for community facilities.
How far is Block 233 Yishun St 21 from MRT and schools?
The nearest MRT/LRT to Block 233 Yishun St 21 is Yishun MRT, about 706 m away (~11 min walk). 7 schools are within 1 km, including 4 primary schools.
Getting around
- Yishun MRT706 m · ~11 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Xishan Primary SchoolPrimary schoolwithin 1 km · P1 priority170 m
- Northland Secondary SchoolSecondary schoolwithin 1 km236 m
- Yishun Town Secondary SchoolSecondary schoolwithin 1 km292 m
- Chongfu SchoolPrimary schoolwithin 1 km · P1 priority404 m
- Yishun Primary SchoolPrimary schoolwithin 1 km · P1 priority485 m
- Ahmad Ibrahim Primary SchoolPrimary schoolwithin 1 km · P1 priority613 m
- Ahmad Ibrahim Secondary SchoolSecondary schoolwithin 1 km946 m
- Huamin Primary SchoolPrimary school1.1 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 233 Yishun St 21?
Buying a flat at Block 233 Yishun St 21 (~S$340k) needs about S$2,710/mo in income and S$1,277/mo in repayments, after S$5,000 stamp duty and a S$85k downpayment.
Illustrative, for a buyer at the recent median resale price (S$340k) — 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$5,000
BSD, tiered
Downpayment (25%)
S$85k
cash + CPF
Monthly instalment
S$1,277/mo
25y @ 3.5%
Income required
S$2,710/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? →
Eyeing Block 233 Yishun St 21? Ask what it's worth.
Recent transacted prices, what's nearby, and whether an asking price is fair.
PropKakiRecent sales at Block 233 Yishun St 21 land close to the town median — fair value, no big premium.
Frequently asked questions about Block 233 Yishun St 21
How much does a 3-Room flat at Block 233 Yishun St 21 cost?⌄
3-Room flats at Block 233 Yishun St 21 have recently resold for a median of about S$340k (S$471 psf), from 33 resales on record (HDB caveats). The exact price depends on the flat type, floor and remaining lease.
What are resale prices at Block 233 Yishun St 21 by flat type?⌄
3-Room ≈ S$320k; 4-Room ≈ S$300k (median resale, HDB caveats).
Is Block 233 Yishun St 21 worth buying given its remaining lease?⌄
Block 233 Yishun St 21 has about 59 years left on its 99-year lease (completed 1984). 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.
How much do I need to earn to buy a flat at Block 233 Yishun St 21?⌄
For a flat at about S$340k on a 25-year HDB-style loan, you'd need roughly S$2,710/mo in household income, with repayments around S$1,277/mo after a S$85k downpayment. First-timer grants of up to S$80,000+ (not included) lower the cash needed.
What is the nearest MRT to Block 233 Yishun St 21?⌄
The nearest MRT/LRT station to Block 233 Yishun St 21 is Yishun MRT, about 706 m away (~11 min walk).
Which primary schools are within 1 km of Block 233 Yishun St 21?⌄
Xishan Primary School, Chongfu School, Yishun Primary School, Ahmad Ibrahim Primary School are within 1 km of Block 233 Yishun St 21 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.