The Quarry

How Guernsey's land is changing

Five maps tracing what has happened to the island's fields, hedges, old buildings, hotels and housing sites since 2015, built from every application on the States planning register and the States' own housing pipeline.

Map 1

Fields into gardens

830 applications to turn fields and farmland into domestic garden, before and after the 2016 Island Development Plan.

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Map 2

Hedges, banks and driveways

2,132 applications to create or widen a vehicle access, or take out a hedge or earth bank.

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Map 3

New homes from old buildings

223 applications to turn packing sheds, barns and outbuildings into homes, or to replace them with houses.

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Map 4 ยท Coming soon

Hotels into homes

The hotels, guesthouses and holiday lets that have become homes, staff housing or offices, checked on the ground.

Map 5

The housing pipeline

The 67 sites and 1,741 potential homes in the States housing framework, how far each has got, and the applications behind it.

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Where the data comes from

The Quarry searched the States of Guernsey planning register month by month for every application validated from January 2015 to October 2026, 17,913 in all, and sorted them by what each one proposes. Each map explains exactly how its applications were chosen and placed.

  • States of Guernsey planning register (Planning Applications Websearch)
  • States of Guernsey Digimap: planning site boundaries and land parcels
  • States of Guernsey Housing Site Availability Framework 2026
  • Guernsey Press and other published reporting, cited on each map