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Available languages — Key:boundary
Public-images-osm logo.svg boundary
The boundary tag is used to mark the borders of areas, mostly political, but possibly also of other administrative areas.
Group: Boundary
Used on these elements
should not be used on nodesmay be used on waysmay be used on areasmay be used on relations
Documented values: 16
Useful combination
Status: Approved


See also Boundaries

Boundaries mark the borders of areas, mostly political, but also of other administrative areas. See Boundaries for more details.


See below for the main values of the boundary key:

Key Value Element Comment Rendering Photo
boundary administrative Area An administrative boundary. Subdivisions of areas/territories/jurisdictions recognised by governments or other organisations for administrative purposes. These range from large groups of nation states right down to small administrative districts and suburbs, as indicated by the 'admin_level=*' combo tag
Lake city sign.jpg
boundary historic Way Area Historic
boundary maritime Area Maritime boundaries
boundary national_park Area Area of outstanding natural beauty, set aside for conservation and for recreation (Other languages)
Rendering-area-boundary-national park.png
Kings Canyon NP Sign.JPG
boundary political Area Electoral boundaries
boundary postal_code Area Postal code boundaries
boundary religious_administration Area An religious administrative boundary.
See: Talk:Key:boundary#Religious authority boundaries
boundary protected_area Area Protected areas, such as for national-parks, water protection areas or indigenous areas.
border_type * Way Area To distinguish between types of boundary where admin_level isn't enough. Used in several different ways e.g in maritime contexts
fire_boundary yes Way Tag fire_boundary used to mark the boundaries of the areas of fire brigades out within the project Karta01.
boundary user defined Node Way All commonly used values according to Taginfo


admin_level Number Area Applies to boundary=administrative and is usually in the range 1 to 10, except for Germany where it might be 11 – see boundary.

This table is a wiki template with a default description in English. Editable here.