Block 421B Northshore Dr
421B Northshore Dr, Singapore 822421
Block 421B Northshore Dr is an HDB block in Punggol, completed in 2021, with 236 dwelling units. 2-Room flats have recently resold around S$455k (47 sqm), from 3 resales on record. The lease has approximately 95 years remaining.
What are the key facts about Block 421B Northshore Dr?
Block 421B Northshore Dr is an HDB block in Punggol, completed in 2021, with 236 dwelling units.
- Town
- Punggol
- Planning area
- Punggol
- Completed
- 2021
- Storeys
- 26
- Total units
- 236
- Market segment
- OCR
- Median resale
- S$455k
- Last transacted
- May 2026
- Remaining lease
- ≈ 95 years
What are resale prices at Block 421B Northshore Dr?
2-Room flats have recently resold around S$455k (S$870 psf), from 3 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 2-Room | 2 | S$405,500 | 43 sqm | S$886 psf |
| 4-Room | 1 | S$870,000 | 96 sqm | S$842 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 May 2026.
What has recently sold at Block 421B Northshore Dr?
Block 421B Northshore Dr has 3 recorded resales; the most recent transacted at S$356,000 in May 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| May 2026 | 2-Room | 16 TO 18 | 38 sqm | S$356,000 |
| May 2026 | 2-Room | 04 TO 06 | 47 sqm | S$455,000 |
| May 2026 | 4-Room | 25 TO 27 | 96 sqm | S$870,000 |
What flat types are in Block 421B Northshore Dr?
Block 421B Northshore Dr has 236 units, mostly 2-Room flats.
Unit stock by flat type, from the HDB property information dataset.
How far is Block 421B Northshore Dr from MRT and schools?
The nearest MRT/LRT to Block 421B Northshore Dr is Punggol Point LRT, about 343 m away (~5 min walk). 1 school is within 1 km, including 1 primary school.
Getting around
- Punggol Point LRT343 m · ~5 min
- Samudera LRT468 m · ~7 min
- Teck Lee LRT750 m · ~12 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Northshore Primary SchoolPrimary schoolwithin 1 km · P1 priority127 m
- Punggol Cove Primary SchoolPrimary school1.1 km
- Valour Primary SchoolPrimary school1.5 km
- Punggol View Primary SchoolPrimary school1.6 km
- Yusof Ishak Secondary SchoolSecondary school1.7 km
- Oasis Primary SchoolPrimary school1.8 km
- Punggol Secondary SchoolSecondary school2.0 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 421B Northshore Dr?
Buying a flat at Block 421B Northshore Dr (~S$455k) needs about S$3,627/mo in income and S$1,708/mo in repayments, after S$8,250 stamp duty and a S$114k downpayment.
Illustrative, for a buyer at the recent median resale price (S$455k) — 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$8,250
BSD, tiered
Downpayment (25%)
S$114k
cash + CPF
Monthly instalment
S$1,708/mo
25y @ 3.5%
Income required
S$3,627/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.
Frequently asked questions about Block 421B Northshore Dr
What is the resale price at Block 421B Northshore Dr?⌄
2-Room flats at Block 421B Northshore Dr have recently resold around S$455k (47 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.
How much are flats at Block 421B Northshore Dr by flat type?⌄
2-Room ≈ S$406k; 4-Room ≈ S$870k. Figures are median resale prices from HDB caveats.
How many years are left on the lease at Block 421B Northshore Dr?⌄
Block 421B Northshore Dr has approximately 95 years left on its 99-year lease (completed 2021). This figure is taken from the most recent transacted flat.
How many units are in Block 421B Northshore Dr?⌄
Block 421B Northshore Dr has 236 dwelling units across up to 26 storeys, mostly 2 room flats.
What is the nearest MRT to Block 421B Northshore Dr?⌄
The nearest MRT/LRT station to Block 421B Northshore Dr is Punggol Point LRT, about 343 m away (~5 min walk).
Which primary schools are within 1 km of Block 421B Northshore Dr?⌄
Northshore Primary School is within 1 km of Block 421B Northshore Dr — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
Is Block 421B Northshore Dr a good place to buy an HDB resale flat?⌄
Block 421B Northshore Dr sits in Punggol, in the Punggol planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈95 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.
