HDB block · Punggol

Blk 421B Northshore Drive

Singapore 822421

236 flats26 storeysBuilt 2021Lease from 2021
See resale prices →

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Blk 421B Northshore Drive at a glance

Distances are straight lines from the block. Walking routes are longer.

Nearest MRT / LRT
950 mNibong LRT
Nearest hawker centre
680 mPunggol Coast Hawker Centre
Primary schools within 1 km
1Northshore Primary School
99-year lease
Ends 2120About 94 years left

Flats in this block: 2-room 144 · 4-room 92

Recent resale prices

9 HDB resale flats in this block registered Oct 2024 – Sep 2026. What buyers paid, from HDB; not a valuation.

Flat typeThis blockWhole street
2-room$370,0004 sales · $890 psf$420,00065 sales · $860 psf
4-room$830,0005 sales · $803 psf$740,000137 sales · $731 psf

Latest sales in this block

MonthFlat typeStoreysSizePriceLease left
Aug 20264-roomStoreys 22–24 · 1,033 sq ft22–241,033 sq ft$860,000$832 psf94 yrs 4 mths
Aug 20264-roomStoreys 19–21 · 1,033 sq ft19–211,033 sq ft$830,000$803 psf94 yrs 3 mths
Aug 20264-roomStoreys 10–12 · 1,001 sq ft10–121,001 sq ft$800,000$799 psf94 yrs 3 mths
Jul 20262-roomStoreys 1–3 · 409 sq ft1–3409 sq ft$380,000$929 psf94 yrs 3 mths
Jul 20264-roomStoreys 4–6 · 1,001 sq ft4–61,001 sq ft$785,000$784 psf94 yrs 3 mths
Jun 20262-roomStoreys 1–3 · 409 sq ft1–3409 sq ft$360,000$880 psf94 yrs 5 mths
May 20262-roomStoreys 16–18 · 409 sq ft16–18409 sq ft$356,000$870 psf94 yrs 6 mths
May 20262-roomStoreys 4–6 · 506 sq ft4–6506 sq ft$455,000$899 psf94 yrs 6 mths
May 20264-roomStoreys 25–27 · 1,033 sq ft25–271,033 sq ft$870,000$842 psf94 yrs 5 mths

Check a flat: recent sales like it in this block and street →

Median: half the sales were above, half below. Per sq ft uses each flat’s floor area. Lease left is at the time of sale.

What’s nearby

Within 1 km of the block, nearest first.

MRT and LRT

Beyond 1 km

Stations not yet open are not counted.

Schools

  • Northshore Primary School Primary school130 m

Primary 1 registration uses the official home–school distance, not these figures. Check OneMap for your block.

Food, parks and services

  • Punggol Heritage Trail Phase 2 Park620 m
  • Punggol Coast Hawker Centre Hawker centre680 m
  • PanHealth Family Clinic CHAS clinic990 m

Everything near Northshore Drive: the street guide →

Other blocks on Northshore Drive

Sources · data.gov.sg under the Singapore Open Data Licence v1.0

  • HDB Property Information, HDB (updated 2026-10-08)
  • Resale flat prices based on registration date from Jan-2017 onwards, HDB (updated 2026-10-12)
  • Hawker Centres (GEOJSON), NEA (updated 2026-10-12)
  • Parks, NParks (updated 2026-10-11)
  • Park Connector Loop, NParks (updated 2026-07-15)
  • CHAS Clinics, MOH (updated 2024-06-06)
  • Pre-Schools Location, ECDA (updated 2024-06-06)
  • Community Clubs, PA (updated 2024-06-06)
  • Libraries, NLB (updated 2024-06-06)
  • SportSG Sport Facilities (GEOJSON), SportSG (updated 2025-11-13)
  • Dates of Hawker Centres Closure, NEA (updated 2026-09-21)
  • General information of schools, MOE (updated 2026-04-17)
  • Block and school locations: OneMap, Singapore Land Authority · Town: URA Master Plan 2025