Norwegian Mapping Authority Map Series – Nautical Charts and N50 Topographical Maps

The Norwegian Mapping Authority is Norway’s national mapping authority and publishes both official nautical charts and topographical maps for the entire country. The maps are used for navigation at sea, planning hikes in the mountains, and as precise overview maps of Norwegian nature and coast.

On this page, you will find an overview of the map series from the Norwegian Mapping Authority. Here you can proceed to nautical charts for navigation along the Norwegian coast and in Arctic waters, or to the N50 series – Norway’s official topographical maps at a scale of 1:50,000.

Select a map series below to view available maps.

Find the correct map series and chart sheet

The Norwegian Mapping Authority publishes both official nautical charts and topographical land maps for Norway. Select a map series below to find the correct map type, and use the Norwegian Mapping Authority’s overview map when you need help finding the right chart sheet.

Open Norwegian Mapping Authority Map Overview

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Main Charts

The Main Chart series covers the Norwegian coast from the Swedish border to Grense-Jakobselv, as well as parts of Svalbard. These charts are primarily used for navigation in inner coastal areas and waters where a high level of detail is important.

Coastal Charts

The Coastal Chart series consists of overview charts for larger parts of the Norwegian coast. These charts are well-suited for coastal navigation and planning longer legs of a journey.

Harbour Charts

The Harbour Chart series shows harbours and approaches at a large scale, providing a detailed overview of depths, quays, and maneuvering space.

Passage Charts

Passage charts are used for longer sea stretches and open waters, including the North Sea, the Norwegian Sea, and the Barents Sea.

Svalbard Charts

Nautical charts for Svalbard are developed for navigation in Arctic waters and planning voyages around the archipelago.

Norwegian Mapping Authority N50 Topographical Maps

The Norwegian Mapping Authority’s N50 is Norway’s official topographical map series at a scale of 1:50,000, showing terrain, contour lines, water, trails, roads, and settlements.

About the Norwegian Mapping Authority

The Norwegian Mapping Authority is Norway’s national mapping authority and is responsible for the country’s official map data. Through the Norwegian Mapping Authority’s nautical and topographical maps, both recreational users and professional navigators gain access to updated maps based on national geodata. The maps are used for navigation along the Norwegian coast, planning hikes in the mountains, and as precise overview maps of Norwegian nature.

Frequently Asked Questions about Norwegian Mapping Authority Maps

What are the Norwegian Mapping Authority’s nautical charts?

The Norwegian Mapping Authority’s nautical charts are Norway’s official nautical charts and are used for navigation along the Norwegian coast, in fjords, and in Arctic waters.

What are N50 maps?

N50 is the Norwegian Mapping Authority’s topographical map series at a scale of 1:50,000, showing terrain, contour lines, trails, water, and settlements throughout Norway.

How up-to-date are the Norwegian Mapping Authority’s maps?

The maps are updated several times annually, based on new measurements and geodata from the Norwegian Mapping Authority. The Norwegian Mapping Authority’s land maps are not updated annually. The latest version was published in May 2025.

What does a map from the Norwegian Mapping Authority cost?

Maps from the Norwegian Mapping Authority vary in price according to map type and format. Printed nautical charts from the Norwegian Mapping Authority are often delivered as Print on Demand and usually start from around NOK 300 per chart sheet. This amount covers the handling of updated map files, the printing itself, and a fee to the Norwegian Mapping Authority.
Both nautical and land maps can be delivered in various presentations, for example as wall maps, pre-framed maps, or printed directly on aluminum plates.
At Kart.no, you will find updated maps from the Norwegian Mapping Authority that are printed on demand with the latest available map data.

How do I find the correct chart sheet?

To find the correct chart sheet, you can use the Norwegian Mapping Authority’s map overview, where you can see the coverage of the different map series. Once you have found the correct chart number or area, you can then order the map directly from Kart.no.

What is the difference between main charts, coastal charts, and harbour charts?

The Norwegian Mapping Authority’s nautical charts are divided into several map series used for different types of navigation.
Main charts cover coastal waters at a relatively large scale and are often used for navigation in archipelagos and along the coast where a high level of detail is required.
Coastal charts show larger areas of the Norwegian coast at a smaller scale and are well-suited for planning longer legs and navigation in more open waters.
Harbour charts show harbours and approaches at a very detailed scale, and are particularly used for approaches, maneuvering, and mooring.

Norwegian Mapping Authority Map Series – Nautical Charts and N50 Topographical Maps

About the Norwegian Mapping Authority

Frequently Asked Questions about Norwegian Mapping Authority Maps

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