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Norwegian Administrative Maps and Statistical Grids

This repository contains geospatial data for Norway, designed for analysis, visualization and mapping. It includes two main types of data: administrative boundaries and high-resolution statistical grids.

Data Types

1. Administrative Boundaries

Simplified polygon boundaries for various Norwegian administrative levels. All maps preserve boundaries between different administrative levels by aggregating polygons from the lowest level.

Administrative boundaries are available at multiple levels:

  • Grunnkrets (Basic Statistical Unit Level 1)
  • Delområde (Basic Statistical Unit Level 2)
  • Bydel (Districts)
  • Kommune/Bydel (Municipalities and Districts where available)
  • Kommune (Municipalities)
  • Fylke (Counties)
  • Økonomisk region (Economic Region)
  • Postnummerområde (Zip Code Region)

Maps are available in two variants:

  • Landmask: Contains the clipped Norwegian coastline.
  • Extended: Extends into the maritime border.

Administrative Maps

Maps are available in multiple quality levels, representing polygon reduction.

  • xs: 99.9% reduction (smallest file size)
  • s: 99.5% reduction
  • m: 99% reduction
  • l: 95% reduction
  • xl: 90% reduction (highest detail)

Historical maps dating back to 2002 are available in xs quality only to keep the repository size manageable.

Demo

This app shows available maps and qualities.

App Screenshot

2. Statistical Grids

Regularly spaced statistical grid data from Statistics Norway, such as population, buildings and employment figures.

  • Population: Number of inhabitants
  • Employees: Number of employees of company
  • Establishments: Number of establishments
  • Buildings (All): Number of buildings
  • Buildings (Dwellings): Number of dwellings

Each grid type is available in multiple resolutions (e.g., 250m, 1000m, 5000m).

Available Data

The tables below provide direct download links for all current GeoJSON and TIFF files.

Administrative boundaries

Area Landmask Extended
Grunnkrets xs s m l xl xs s m l xl
Delområde xs s m l xl xs s m l xl
Bydel xs s m l xl xs s m l xl
Kommune/Bydel xs s m l xl xs s m l xl
Kommune xs s m l xl xs s m l xl
Fylke xs s m l xl xs s m l xl
Økonomisk region xs s m l xl xs s m l xl
Postnummerområde xs s m l xl xs s m l xl

Statistical grids

Type Resolutions
Buildings (All) 250m 1000m 5000m
Buildings (Dwellings) 250m 1000m 5000m
Employees 250m 1000m 5000m
Establishments 250m 1000m 5000m
Population 250m 1000m 5000m

Usage

Direct Download

All maps can be directly accessed via raw GitHub URLs: Use the current-folder to retrieve latest version, or use the versioned-folder if you prefer maps to be freezed.

https://raw.githubusercontent.com/thohan88/nor-maps/refs/heads/main/maps/current/landmask/kommune_s.geojson

Attribution

  • Administrative hierarchies are sourced from Statistics Norway’s Statistical Codelists
  • Administrative borders are obtained from Geonorge
  • Statistical grids are obtained from Statistics Norway’s Map Portal
  • Historical SOSI-format files were converted using SOSICON
  • Administrative borders are simplified using Mapshaper

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